- (ISC)2
- 101rpm
- 1st Mariner Bank
- 3210 Consulting
- 3G-Scene Ltg.
- 56seven8 design
- 7city Learning
- 888
- A and A Sameday
- A&E Television Networks
- AARP
- AASCU
- Abacus e-Media
- Abbott
- ABBYY Software
- ABC Startsiden AS
- Abcam plc
- abebooks.com
- Abeo
- Abertis Infraestructura S.A.
- ABN AMRO
- Academy for Educational Development
- Academy of Motion Picture Arts and Sciences
- Acadia University
- Acas
- Accela, Inc.
- Accenture
- Access Group
- ACD Systems
- ACN Inc.
- Aconex
- ACP
- ACT, Inc.
- Acto Informatisering BV
- Acumen Solutions
- Adage Corp
- Addison
- ADERANT
- Administaff
- Administrative Office of the U.S. Courts
- Adobe Systems
- Adpeople
- Ads Dot Com UK Ltd
- Adteractive
- Adtran, Inc.
- Advanced Common Sense
- Advanis
- Advanstar Communications
- Adventist Health
- advertising.com
- Advice A/S
- AEBN
- AECOM
- AEGON Direct Marketing Services, Inc.
- Aeroplan
- AETN Televison Networks
- Affiniscape, Inc.
- Age Concern England
- Agence Wallonne des Telecommunications
- AgênciaClick
- AGIS
- AGL
- Agora Publishing
- Agora, Inc.
- Agresso R&D AS
- Agrium Inc.
- AIAA
- AIB Group
- AIM Investments
- AIM Trimark
- Air New Zealand
- Aircraft Owners and Pilots Association
- AJDC - Europe
- Akamai Technology
- Akimeka
- Akzo Nobel
- Alaska Airlines
- Alberta Blue Cross
- Alberta Education, Learning Technologies
- Alberta Motor Association
- Alberta Public Affairs Bureau
- alertme.com
- Alexander Interactive
- Aliant
- Align Technology, Inc.
- Alis
- AllBusiness.com
- Allen & Overy LLP
- Allens Arthur Robinson
- Alliance Data
- Alliance Pipeline Ltd
- Alloy Ltd
- Allstate
- Allyis
- Alsac/St Jude
- Alstom
- Altera Corporation
- ALTEX
- Alticor
- Altroconsumo Edizioni srl
- Amadeus s.a.s
- AMAS Ltd
- Amaze Ltd
- Amazon.com
- AMC Mortgage Services
- American Academy of Ophthalmology
- American Bankers Association
- American Bridal
- American Cancer Society
- American Century Investments
- American Chemical Society
- American College of Physicians
- American Electric Power (AEP)
- American Express
- American Family Insurance
- American Health Information Management Association
- American Modern Insurance Group
- American Power Conversion
- American Psychological Association
- American Student Assistance
- American University in Cairo
- American University of Beirut
- Ameriprise Financial Services, Inc.
- Amgen
- Amnesty International
- AmTrust
- AMVESCAP
- Amway Corporation
- Amylin Pharmaceuticals
- Anamations
- Anaytics Interactive
- Anchorage Convention & Visitors Bureau
- Anderson-Burnett Corp
- ANZ Banking Group Ltd.
- AOL
- Aon Ltd
- AOPA Air SAfety Foundation
- Apache Gold Casino Resort
- APC-MGE
- Apex srl
- APGFCU
- Apnue
- Apogee Usability Asia Ltd
- Apotex Inc.
- Apple
- Applied Science Laboratories
- Applied Security
- appMail LLC
- April-Six Limited
- Aptus Two Consult
- Aquariums Delivered.co.uk
- Aquent
- Aquilent, Inc
- Arab National Bank
- Arcelor S.A.
- Archer Daniels Midland
- archer malmo, inc.
- Archstone-Smith
- Arizona State University Foundation
- Arkansas Blue Cross Blue Shield
- Arlington County, Virginia
- Arlington Heights Memorial Library
- Articulate Marketing
- AS Webmedia
- ASB Bank Limited
- Ascentium
- ASD
- asdas
- Asian Development Bank
- Asknish Enterprises Ltd
- Aspery Consulting
- Asset Control
- Assicurazioni Generali
- Associated Content, Inc.
- Association of Corporate Counsel
- Assurant
- AstraZeneca
- AT&T Mobility
- ATB Financial
- ATC-Onlane
- Atex
- ATLA
- AtlantiCare
- Atrapalo
- Attenex
- Audatex Systems GmbH
- Audible
- Audit Commission
- Augustine & Associates
- Aurora Energy
- AUSTAR Entertainment
- Austereo
- Australian Bureau of Statistics
- Australian Government Department of the Environment
- Australian Scholarships Group
- Australian Stock Exchange
- Australian Wool Innovation
- Authorize.Net
- Autodesk
- Autodesk Location Services
- Automobile Association
- AutoTradeCenter
- Autotrader.com
- Avanade
- Avanteos
- Avaya, Inc.
- Avenue A | Razorfish
- Averett University
- Avis Budget Group
- Avista Corporation
- AVL LIST GmbH
- AWT
- AXA
- AXA Investment Managers
- AXXIA SYSTEMS LTD
- Azercell Telecom JV
- Aztech Business Systems Ltd
- B.C. Institute of Technology
- BAA
- Bacon's Information
- Bahroux LLC
- Bain & Co
- Baltimore County Government
- Bamboudesign
- Banco Itau SA
- Bank for International Settlements
- Bank of America
- Bank of Canada
- Bankinter
- Barclays Bank plc
- Barclays Global Investors
- Barco
- Barnes & Noble
- BASF
- Baxter Healthcare
- BB&T
- BBC
- BBS Technologies, Inc.
- BC Hydro
- BC Institute of Technology
- BCA
- BCAA
- BDC
- BEA Systems
- Beachbody.com
- BEAM.TV
- Bearingpoint Management & Technology Consultants
- Beazer
- Beckman Coulter, Inc.
- becta
- Bedford/St. Martin's
- Bekaert NV
- Bell Aliant
- Bell Mobility
- Belo Interactive Media
- Bergen University
- Bernalillo County Information Technology
- Bernan Associates
- Bertelsmann - Direct Group France
- Berwin Leighton Paisner
- Best Western
- Beta Systems Software of Canada
- Betfair
- Better Health Channel
- Bettys & Taylors of Harrogate
- Bettys and Taylors Ltd
- BG Group
- Big Fish Games
- Biggs|Gilmore
- bigmouthmedia
- Bill & Melinda Gates Foundation
- BillOReilly.com
- Bisek/Gore Consultants
- bit10 ltd.
- BIT-FOITT
- BizTech
- black arrow ventures
- Blood-Horse Publications
- Bloomberg
- Blue Cross and Blue Shield of NC
- Blue Cross and Blue Shield of Vermont
- Blue Cross Blue Shield
- Blue Cross Blue Shield of IL
- Blue Cross Blue Shield of North Carolina
- Blue Cross Blue Shield of North Dakota
- Blue Shield of California
- Blue Springs Consulting
- BlueCross BlueShield of Florida
- BlueCross BlueShield of South Carolina
- BlueCross BlueShield of Texas
- Bluestreakdesign
- BMG Columbia House
- BNA
- Board of Equalization
- Boeing
- Boeing Canada Operations Ltd
- Bombardier Aerospace
- BON'A PARTE
- Bonnier Business Press
- Boost Mobile
- Borden Ladner Gervais LLP
- Borealis Polymers NV
- Borland Software
- Borsa Italiana
- Boss Media
- Bostock and Pollitt
- Bouvet/Statoil
- BP
- BPP Professional Education
- Brain Traffic
- Brauns Online Media
- Bravura Solutions Limited
- Breastfeeding Outlook
- BRFkredit
- Bridgeline
- Brightstar
- Brisbane City Council
- Britax Child Safety, Inc.
- British Airways
- British Bankers Association
- British Council
- British Standards Institution (BSI)
- Brotherhood Mutual Insurance
- Broward Community College
- Bruce Power
- Brüel & Kjær Sound & Vibration A/S
- BSI
- B-Side Entertainment
- BSkyB
- BSS Group PLC
- BT
- Bucknell University
- Bucyrus International, Inc.
- Build a Bear Workshop
- Bunnyfoot Ltd
- BUPA
- Bureau of Economic Analysis
- Burton Group, Inc.
- Business for Business
- Business Link Nottinghamshire
- Business Objects
- Business Solution Partners
- Businets Web Design Ltd
- Butlins
- BuyOnlineNow.com
- bwin Games AB
- Byrnes and Smith
- C. Roberts & Associates
- C3 Presents
- CA (Computer Associates)
- Cabela's
- Cabinet Office
- cablecom GmbH
- Cablevision Systems
- Caixa Center
- Caixa d'Estalvis i Pensions de Barcelona
- Caja Madrid
- California Chamber of Commerce
- California Franchise Tax Board
- California HealthCare Foundation
- California ISO
- California State Automobile Association
- CalPERS
- CalSTRS - California Teachers Retirement System
- Cambridge Assessment
- Cambridge University Press
- Camel Dive Club & Hotel
- Campus Crusade for Christ
- Canada Post
- Canada Revenue Agency
- Canadian Internet Registration Authority
- Canadian Labour Congress - Congrès du travail du Canada
- Canadian Medical Association
- Canadian National Railways (CN)
- Canadian War Museum
- Cancer Research UK
- Canon Europa NV
- Canyon Bicycles GmbH
- Capella University
- Capgemini
- Capita Learning & Development
- Capital Group
- CapitalSource
- Captech Ventures, Inc
- Captial C
- Cardinal Health, Viasys division
- CardScan, Inc.
- CareFirst BlueCross BlueShield
- Carey Baptist Grammar School
- Caribou Coffee Company
- Carlson Hotels Worldwide
- CarMax
- Carnegie Mellon University
- Carnegie Mellon University Qatar
- CarrAmerica
- Cars.com
- Casino City
- Cass Business School
- Catch
- Caterpillar
- Cathay Pacific Airways
- Catholic Health Initiatives
- CBN
- CC Business Consulting
- CCE
- CCH
- CDW
- Cendant Car Rental Group
- Center City District
- Center for Distributed Learning
- Center for Health Improvement
- centex
- Centex Homes
- Centrica
- Centro Ricerche Fiat (CRF)
- CERN - European Organization for Nuclear Research
- Cerner Corp.
- CEZ, a. s.
- CGI
- Change Corporation
- Charles Schwab
- Chartwell Technology Inc.
- Chelan County Public Utility District
- Chelan County PUD
- Chevron
- Chevron Phillips Chemical Co.
- CHG Healthcare Services
- Chicago GSB
- Choice Hotels International
- Chordiant Software
- CHP Consulting
- Christian Children's Fund
- Christiana Care Health System
- Church Pension Group
- Ciao GmbH
- Ciba Specialty Chemicals
- CIBC, Internet Channel
- cimex media
- Cingular Wireless
- CIPD
- Circuit City
- Cisco Systems
- Citibank Latin America
- Citrix Systems, Inc.
- CITTIO
- City & Islington College
- City of Bothell
- City of Las Vegas
- City of London Police
- City of Ottawa
- City of Reykjavik
- City of Seattle - Department of Information Technology
- City of Tampa
- Claritas
- Clear Communication
- Clearinghouse for the Community Living Exchange Collaboration
- Clearsite
- Click Commerce, Inc.
- Clifford Chance US LLP
- Clinical Center, National Institutes of Health
- ClinPhone Group Ltd
- Clipsal Australia
- CMD
- CMP Healthcare Media
- CMP Media
- CMS, Inc.
- CNC Software, Inc.
- CNET Networks
- Cobra AS
- Coca-Cola Enterprises
- CoCreate Software GmbH
- Cognos
- Cograf Comunicaciones
- Coldwater Creek
- Coles Myer Liquor Group
- Collectors Universe
- College Board
- College Center for Library Automation
- College of New Caledonia
- collegeboard.com
- Combat Poverty Agency
- Combitech AB
- Comedy Central
- Comerica
- Commerce Bank
- Communication Partners - Pracuj.pl
- Communities and Local Government
- COMPA Industries, Inc.
- Compass Group
- Compass Healthcare Communcations
- Complinet Limited
- Comptel corp
- Computas AS
- Computech, Inc.
- Computer Application Institute
- Con Edison
- Conde Nast Publications
- ConocoPhillips
- Conservation International
- Consorci AOC
- Consumerinfo.com
- Contentwise
- Continental Airlines
- Contra Costa County Library
- Con-Way
- Cook Inc.
- Cook Medical
- Co-operative Housing Federation of Canada
- Copa Airlines
- Copticom
- Corbis
- Corelogic
- Corey McPherson Nash
- Corillian Corporation
- Cornell University
- Corning Incorporated, Life Sciences
- Corning Life Sciences
- Corporate Executive Board
- Corporate Express Canada, Inc.
- CoStar Group
- COUNTRY Insurance & Financial Services
- Countrywide Insurance Group
- County of Los Angeles - ISD
- County of Sacramento
- Coupons Inc
- Covenant Technology Partners, LLC
- Cox Enterprises
- COXnet
- CPA2Biz
- CPG
- Crackle, Inc.
- Crafton Hills College
- Cramblitt & Company
- Credit Suisse
- CreditXpert Inc.
- Credomatic
- Creuna
- CRIF S.p.A.
- Croatian National Bank
- Cross Country Healthcare
- CRS Australia
- Crutchfield
- Crutchfield Corporation
- Cryovac Sealed Air Corp
- CSAA
- CSC Airline Solutions A/S
- CSK Auto
- CSM Lodging
- CSU Chancellor's Office
- Curbell
- Current Medicine Group
- Curtin Business School
- CyberCenter
- Cygnus Business Media
- CYTA
- Cytamobile-Vodafone
- DaimlerChrysler AG
- Daktronics Inc.
- Danbury Health Systems
- Danfoss A/S
- Dansk Supermarked
- Danske Bank Group
- Danske Capital
- Daptiv
- Dart Communication
- DataScan Technologies
- Davidson College
- De Montfort University
- De norske Bokklubbene
- Deakin University
- Deckers Outdoor Corporation - consumer direct
- DECO PROTESTE
- de-construct
- Decrypt Ltd
- Defence Science & Technology Agency
- DEH
- Delaware Investments
- Dell
- Deloitte
- Deltek
- Denison University
- Denplan Limited
- Department for Work and Pensions
- Department Innovation Industry and Regional Devleopment
- Department of Defence
- Department of Defense
- Department of Ecology
- Department of Education and Children's Services
- Department of Education, Science and Training, Australia
- Department of Finance
- Department of Housing
- Department of Human Services
- Department of Immigration and Multicultural Affairs, Australia
- Department of Information Services
- Department of Justice, Tasmania
- Department of Planning
- Department of Social & Rehabilitation Services
- Department of Statistics, University of Auckland
- Department of the Environment and Heritage
- Department of Veterans Affairs
- Department of Workforce Services
- DeRemate.com de Argentina SA
- Design Concepts, Inc.
- Design vs Art
- Designate
- Desjardins Financial Security
- Det Norske Veritas
- Detica
- DeVigal Design
- Devon Canada Corporation
- Devotion
- Dey Alexander Consulting
- DFactory Sarl
- DGS/Real Estate Services Division
- DHL
- Diagnostic Systems Laboratories
- Diamond Trading Company
- Dickstein Shapiro LLP
- Die Schweizerische Post
- Digilocity
- Digital Ocean Marketing
- Digital Steps Limited
- Digitas
- Dimensional Fund Advisors
- DiningIn.com
- Dinto
- Direct Supply Inc.
- Directorate of Labour Inspection
- Discount Tire Co.
- Discover Financial Services
- Discovery Communications, Inc.
- DJOEF
- DLA PIPERRUDNICK GRAYCARY US LLP
- d-labs GmbH
- DnB NOR
- DNC Parks & Resorts at Yosemite
- Doba
- Doctors Nova Scotia
- Doctors.net.uk
- DocuSign, Inc.
- DocuTrac, Inc
- Dolby Laboratories
- Don Claro IT Consultancy
- Doppelganger
- DoubleClick Performics
- Dow Corning
- Dowling College
- DR
- Dresdner Kleinwort Wasserstein
- DrKW
- DSSI
- DST Health Solutions
- DST Systems
- DST Technologies, Inc.
- DTC
- DTI Associates - a Haverstick Company
- Duke Energy
- Duke Medicine
- Duval Guillaume
- Dville Designs
- E*TRADE Financial
- E.ON UK
- Earthbound Media Group
- easeofweb
- East Sussex County Council
- East TN State University
- Easter Seals
- Eastern Michigan University
- Eastman Chemical Company
- EatonGolden
- eBay
- Ebbe's IT
- e-Bility Inclusive IT
- eCivis
- Ecole Polytechnique Montreal
- Eddie Bauer
- EdFund
- Edideco
- Edmunds, Inc.
- Edomovi, Inc.
- EDS
- Eficiencia Informativa
- EFSA
- eHealth Inc.
- e-InBusiness Ltd
- eInstruction
- EKZ
- Electric Power Research Institute - EPRI
- Elektrizitaetswerke des Kantons Zuerich
- Elemedia S.p.A.
- Element Studios SC
- Elephant Seven GmbH West
- Elgar Electronics Corp
- Elitech
- Ellegi & Partners
- Ellen Shaffer Inc
- E-Logistics Technology, Inc.
- Elsevier
- Emagister Servicios de Formacion sl
- EmailCash
- emap
- Embarkons, Inc.
- embarq
- Embry Riddle Aeronautical University
- EMC - Documentum
- Emerald Group Publishing Ltd
- EMI Music
- Emu Design
- EnCana
- Energywatch
- engage Mutual Assurance
- Englishtown
- Enquiro Search Solutions
- Entellium
- Enterprise Community Investment, Inc.
- Enterprise Community Partners
- Enterprise Ireland
- Enviance
- Environment Canada
- EPFL
- Epic Systems Corporation
- Epiq Systems
- Eppley Institute for Parks and Public Lands
- EPRI
- ePrize
- Equitable Life of Canada
- ERICO International
- Ericsson
- Ernst & Young
- ESB
- ESD Services Limited
- ESPN.com
- ESRI
- Esurance Inc.
- Etisalat- Emirates Telecommunication Corporation
- Etre
- Euroclear SA/NV London
- Euroconsumers/DecoProteste
- Eurofound
- European Commission, Publications Office
- European Food Safety Authority
- European Foundation for the Improvement of Living
- EUROPEAN INVESTMENT BANK
- European Training Foundation
- Europol
- Evantage Consulting
- EVCA
- everis
- Evil Twin Studios
- Evoco Inc.
- ewtwtwet
- Exact International Development B.V.
- Executive Conversation, Inc.
- EXFO
- Expedia / hotels.com
- Expeditors International
- Experian Consumer Direct
- Exploration Logistics
- Exponet
- Express Scripts
- E-Z Data
- EzGov Europe Ltd
- F. Hoffmann-La Roche AG
- Fabrique [design, communicatie & nieuwe media]
- Facebook
- Facultas / Lyris UK
- Faculty of Commerce, Chulalongkorn Univ.
- Fair Isaac
- Famillion
- Fandango, Inc.
- Fannie Mae
- Fanshawe College
- Farm Credit Canada
- Farmers Insurance
- Fast Search & Transfer
- FBI
- FDM travel
- Federal Home Loan Bank of San Francisco
- Federal Reserve Bank
- Federal Reserve Bank of Minneapolis
- Federal Reserve Bank of New York
- Federal Reserve Board
- FEI Electron Optics BV
- Ferguson Enterprises
- Fidelity Investments
- Fife Council
- Fifth Third Bank
- Film Education
- Financial Times
- FindLaw.com
- FinecoBank SpA
- FINTRAC
- Fireman's Fund Insurance
- First Data Corporation/Western Union
- First Marblehead
- First Republic Bank
- FIRSTusable
- Fisher Scientific
- FletcherConsult
- FlightSafety International
- Flinders University
- Florida Power & Light
- Fluke Corporation
- Fluke Networks
- FM Global
- Focus on the Family
- Follett Software Company
- FON Technology
- Foolproof
- Foraker Design
- Fornebu Consulting AS
- Forrester Research
- Forsman & Bodenfors
- FORTIS
- Fortune Cookie
- FOSS Analytical A/S
- Foundation Surgery Affiliates
- Four Square (division of Mars, Inc)
- Fox Chase Cancer Center
- FOXSports.com
- FRA
- Framestore CFC
- Francesco Canzoniere
- Franke Schweiz AG
- Franklin Templeton Investments
- Fraunhofer IDMT
- Fred Hutchinson Cancer Research Center
- Freddie Mac
- Fredhopper
- Freescale Semiconductor
- Freestyle Interactive Ltd
- Friendfinder Inc.
- Friends Provident
- Frost National Bank
- FRx Software -- A Microsoft Company
- FSCreations/eInstruction
- F-Secure Corporation
- Fuji Xerox Australia
- Fujitsu Transaction Solutions Inc.
- Fulham Football Club
- Fundació IMIM
- Futuredontics
- G2 Interactive Limited
- Galileo
- Gallagher Re
- Gambro BCT
- GameFly, Inc.
- Gamma Management
- GarageGames.com
- GDMI
- GE
- GE Money Bank
- Gemplus SA
- Genentech
- General Dynamics
- General Dynamics Land Systems - Canada
- General Medical Council
- General Register Office for Scotland
- General Teaching Council for England
- Genesys
- Genex
- Gensoft Solutions Limited
- Genzyme
- Georgia Power/Southern Company
- Georgia State University, CHHS
- Georgia Tech Research Institute
- GeoVera
- German National Library/Deutsche Nationalbibliothek
- Gerontocracy
- Gerson Lehrman Group
- GetConnected, Inc.
- GFI Software
- Gibson, Dunn & Crutcher
- Gisi
- Gjensidige Forsikring
- GlaxoSmithKline
- Glitnir Banki
- Global Beach
- Globe Telecom
- Globo Comunicação e Participações S/A
- Globo Comunicacao e Participacoes SA
- GMAC-RFC
- GN Netcom
- GN ReSound
- GOC National Defence CFB Esquimalt
- Goemerchant.com
- Goldleaf Financial Solutions
- Goldman, Sachs & Co.
- Goodwin Procter LLP
- Google
- Gordon and Betty Moore Foundation
- GoRedSea.com
- gotomedia
- Government of Canada
- Government of Newfoundland and Labrador
- GPI
- Graduate Management Admission Council
- Grafica Interactive
- Grainger
- Grand Circle Corporation
- Grand Valley State University
- Granicus Inc
- Graniterock
- Grant County Public Utility District
- Grant Thornton LLP
- Graphisoft R&D zrt
- Great American Insurance Company
- Great Lakes Educational Loan Services
- GreatBank Chicago
- GreatSchools.net
- Greenwood Publishing Group
- Grenoble Ecole de Management
- Griffin Technology
- GRISOFT, s.r.o.
- Groove Eleven
- Group 4 Securicor plc
- Group Health Cooperative
- Grouper Networks
- Grundfos Management A/S
- Grupo Intercom
- Gruppo Editoriale L'Espresso
- GSI Commerce Solutions International, S.L.
- GSK
- Guardian Newspapers Ltd
- Gulfair
- Gypsum Management and Supply, Inc.
- H&R Block
- H&W Computer Systems, Inc.
- H5
- Habitat for Humanity
- Halliburton
- Hallmark Cards
- Hallvarsson & Halvarsson
- Halmstad University
- Halogen AS
- Hammock Publishing
- Hampshire Constabulary
- Hanley Wood Marketing
- Harding Marketing Communications
- Harris Associates, LP
- Harrods
- Hartford Life
- Harvard Business School
- Harvard Business School Publishing
- Harvard University
- Harvard University Divsion of Continuing Education
- Harvard University OHR
- Hazelden
- Hcareers
- HCSC
- Health and Safety Executive
- Health Research Board
- Healthcare Services Corporation
- HealthMedia
- Healthvision
- Healthwise, Inc.
- Hedgehog Communications
- Henry M Jackson Foundation for the Advancement of
- Herff Jones, Inc.
- Herman Miller
- Het Expertise Centrum
- Hewitt Associates
- Hewlett Packard
- Hewlett Packard Española, SL
- HGTV, Scripps Networks
- Highlights Catalog
- Highlights for Children
- Hillcrest Laboratories, Inc.
- Hillross Financial Services Pty Ltd
- Hilton Hotels
- HIMSS
- Hinterland Design, LLC
- Hitachi Ltd., Design Division
- HJF
- HM Treasury
- HMRC
- HOERBIGER Compression Technology
- Hogg Robinson Group
- Holiday Extras
- Home Box Office
- Home Franchise Concepts
- Home Office
- HomeAway
- HomeGain.com, Inc.
- Homes for Islington
- Honeywell
- Honeywell ACS
- Honeywell Software Centre
- Hong Kong Polytechnic University
- Hong Kong Stock Exchange
- Hong Kong Tourism Board
- Hong Kong Trade Development Council
- Hospital Authority, Hong Kong
- Hostelbookers
- hotonline
- Hotwire
- House of Commons
- House of Representatives of the Netherlands
- Houses of Parliament
- Houston Chronicle
- HSBC
- HSLS, University of Pittsburgh
- Huawei Technologies Co, LTD
- Human Solutions Pty Ltd
- Humana
- Hunter Douglas
- Hunter Warfield
- Hutchison-Priceline (Travel) Limited
- Hyperion
- HYPERmedia Sp. z o.o.
- Hyresgästföreningen riksförbundet
- I.M.P. Group International Inc.
- i3SP
- IAG
- IATA, International Air Transport Association
- IBM
- IBO
- Iceland Express
- ICMA-RC
- iCognition
- ICTV ActiveMedia Group
- ICW America
- ICW Group
- IDA Ireland
- Idaho National Laboratory
- Idaho Power Company
- Idaho State Tax Commission
- IDEALISTA.COM
- Idékompagniet A/S
- IDEXX Laboratories, Inc.
- IDF
- iDo
- IEEE
- If P&C Company
- IFC
- iFocus Pty Ltd
- ifs School of Finance
- IGES
- IGN Entertainment
- IHS Energy
- IIC INVESTMENT
- ILOG
- imeem
- iMoneyNet
- IMS Health
- Incisive Media
- IND Ltd.
- Industrial Research Ltd
- Industry Canada
- InfoHorizons Consulting
- Infohrm Pty Ltd
- Infojobs
- Infor
- InfoReliance Corporation
- Informatica Corp.
- Information Services International
- Information Technology
- InfoSpace
- Infragistics, Inc.
- Infusion Software
- ING
- ING Advisors Network
- ING DIRECT
- Ingenio
- Ingersoll Rand
- Inland Revenue
- INNN hf.
- Innoventure Design Center
- INO Therapeutics
- InQuira, Inc.
- Insight Enterprises
- Institute of Healthcare Management
- Institute of Industrial Engineers
- Instituto Federal Electoral
- Insurance Australia Group
- INTECH
- Integral Institute
- Integrated Research
- Intel
- Intelligent Finance
- Interactivate, Inc
- Interactive Link
- Interactrice
- Interaktyviosios Rinkodaros Technologijos UAB
- InterComponentWare AG
- Intergraph Corporation
- Intermec Technologies Corporation
- Intermountain Healthcare
- International Baccalaureate Organization
- International Committee for the Red Cross
- International Energy Agency
- International Mission Board
- Internet Initiative Japan Inc.
- Internet Payment Solutions (IPS)
- Internet Processing Ltd
- Interoute
- Intershare, S.L. (Softonic.com)
- Interval International
- Intuit
- inUse
- IOP Publishing
- IOPP Ltd,
- Ipsos
- iris nation
- Iron Mountain
- IS Partner AS
- ISG
- ISITE Design, Inc.
- ISL
- ISO
- ITI (Instituto Tecnológico de Informática)
- it's learning as
- iWeb Technologies
- J&J GPC SWC
- J. J. Keller & Associates, Inc.
- J.M. Smucker Company
- Jack Henry and Associates
- JAN Kelley Marketing
- Jane's Information Group
- Jardine Lloyd Thompson
- JC Penney
- Jelecos Systems Inc.
- Jewelers Mutual Insurance Company
- JGSullivan Interactive
- JHU/Applied Physics Laboratory
- JISC
- JNC Software Development & Consulting
- JobsDB.com
- Jobster.com
- John Deere - AMS
- John H Harland Company
- John Lewis Direct
- Johnson & Johnson
- Joint Genome Institute
- Jones Day
- Joyce Meyer Ministries
- JPMorgan Chase
- JSC TNK-BP Management
- Judge Business School
- Justgiving.com
- Justice Institute of BC
- Juvenile Diabetes Research Foundation
- JWT Specialized Communications
- Jyväskylä Regional Development Company
- Jyväskylä University of Applied Sciences
- K.U.Leuven
- Kaiser Permanente
- Kaplan University
- KBC Groep NV
- KBS IT Consult
- Keller Williams Realty
- Kellogg's
- Kennametal
- Kent County Council
- Kent State University
- Kentucky Employers' Mutual Insurance
- Key Curriculum Press
- Kidsii
- Kimberly-Clark Australia
- Kinesis
- Kinesis Marketing
- King & Spalding, LLP
- King County
- King e-Client
- King's College London
- KION SpA
- KK-stiftelsen
- Klipsch Group Inc.
- KLM Royal Dutch Airlines
- KLM/Distribution & E-commerce AMS/SZ
- Knights Direct
- Know IT Stockholm
- Knowledge Foundation
- KnowledgeAdvisors
- Kögun hf.
- Kohn Pedersen Fox Associates
- KONE Corporation
- Konsulenten
- koodos
- KPF
- KQED
- Kraus Organization
- Kristelig Fagbevægelse
- Kronos
- KRS Consulting, Inc.
- Kudos Information Ltd.
- Kühl+co
- KVH Industries, Inc.
- L.L.Bean
- L-3 Communications Integrated Systems
- L-3 Communications MAPPS
- La Caixa
- Ladbrokes eGaming
- Land Registry
- LandAmerica Financial Group, Inc.
- Landsbankinn
- Landsvirkjun
- Lantmäteriet
- Las Vegas Valley Water District
- Laserfiche
- Last Minute Tour S.p.A.
- lastminute.com
|
- Lattice Semiconductor
- LBi
- LDS Church
- LDS Test and Measurement
- Lead 2 Action
- LeapFrog Enterprises, Inc.
- Learning & Skills Council
- Learning and Teaching Scotland
- Legal & General
- Legal Aid Queensland
- LEGO
- Lehman Brothers
- Lemos&Crane
- Lend Lease
- LendingTree, LLC
- Lenovo
- Lessno LLC
- Lexmark International, Inc.
- LG ELECTRONICS
- LHS Telekommunikations GmbH
- Libermind
- Liberty Mutual
- Liberty University
- Library and Archives Canada
- LifeScript
- Lifetime Health
- Lifetouch Inc.
- Lightning Eliminators & Consultants, Inc.
- Lincoln Financial Group
- Linden Research Inc.
- Linkdotnet
- Linklaters
- Linn Products Ltd
- Liquidnet
- Live Nation
- Liverpool Direct Limited
- Lloyd's of London
- LM Investment Management Ltd
- LNR Property Corporation
- Local Wisdom Inc.
- Lockheed Martin
- Logikos, Inc.
- Logitech
- Logoworks
- London Business School
- London Gifted & Talented
- London School of Economics
- London South Bank University
- Lonely Planet
- Los Angeles County
- Los Angeles Unified School District
- Lotterywest
- Lov
- LPCH
- LTSB (Wisconsin Legislature)
- Lucasfilm
- Luxottica Retail
- Lyris Technologies
- Lyrys
- M. A. Mortenson Company
- m35 Ltd
- Macaw
- MacDonald Dettwiler
- Mackay Branson design
- Macmillan
- Macquarie Bank
- Magazines.com
- Magellan Navigation, Inc.
- Main Consulting
- Management Science Associates, Inc.
- Mando Group Ltd
- Manpower Inc.
- Mansfield District Council
- MapInfo Corporation
- Maple Leaf Foods Inc
- Marcia White Media
- Marfin Laiki Bank
- Maricopa Community Colleges
- Marist College
- Markel Corporation
- Markem Corporation
- Marketobserver Co.
- Mars Brasil
- Mars Information Services
- Mars Symbioscience
- Marshall University School of Medicine
- masmadera RNL Interactive
- Masmedia
- Massachusetts Medical Society
- Matria Healthcare
- Mayo Clinic
- MCA
- McAfee, Inc.
- McDonald's Corporation
- McGraw-Hill
- MCIA
- McKesson Corporation
- McKinsey & Company
- McMaster-Carr Supply Company
- MDS Inc.
- MDU Resources Group, Inc.
- MeadWestvaco
- Meat & Livestock Australia
- Mecklenburg County PS&I
- MedAssets
- Media News Group Interactive
- mediaman GmbH
- Medibank Private
- MedPlus
- Medtronic
- meebo
- Melcrum Publishing Ltd
- Mellon Analytical Solutions
- MembersFirst
- Memorial Hermann Healthcare System
- Memorial Sloan-Kettering Cancer Center
- Memorial University of Newfoundland
- Mercer HR Consulting
- Merck & Co. Inc.
- Merck Frosst Canada Ltd.
- MerckSerono
- Mercury Insurance
- Merger Market Group
- MeridianIQ
- Merrill Lynch
- MessageLabs
- Metropolitan Home Ownership
- Metso Paper
- MGM MIRAGE
- Miami-Dade County
- Michelin
- Michigan Technological University
- MicroMass Communications, Inc.
- Microsoft
- Mídia Digital
- MidMEx
- MidwayUSA
- Midwest Airlines
- Milestone Group
- Minerals Management Service
- Ministry of Defence
- Ministry of Defence, Singapore
- Ministry of Finance
- Ministry of Public Administration
- Ministry of the Interior and Kingdom Relations
- Minitab Inc.
- Minnesota Lawyers Mutual Insurance Company
- Mirabeau B.V.
- Mirai Espana S.L.
- Mirai España, S.L.
- Miratech
- Missouri Secretary of State
- Missouri State Employees' Retirement System
- Mitchell International Inc.
- Mitchells & Butlers
- MITRE Corporation
- MIVA
- MMM
- Mobile Fun Limited
- Mobile People
- MoD Belgium
- MoD, Army Information Services
- Modern Woodmen of America
- Mogul
- Monash University
- Monolith Productions
- Monotype Imaging
- Monster Government Solutions
- Monster.com
- Monterey Bay Aquarium
- Morris DigitalWorks
- Moss Adams
- Motorola
- MotoSport, Inc.
- Mountain News Corporation
- Move, Inc.
- Mp-yaaD / Mantis
- MSN
- Multnomah County
- murad, inc
- Museum Victoria
- Musgrave Ltd
- Music Sales Ltd
- Musicians Friend
- My.com
- MyCo
- MyFamily.com
- MyHome Ltd
- MYOB
- N.I.S.T.
- NAS Recruitment Communications
- NASA/JPL
- Nascom NV
- National Assessment Agency
- National Association of County and City Health Officials
- National Bank of Canada
- National Center for State Courts
- National Institute of Standards and Technology
- National Instruments
- National IT and Telecom Agency, Denmark
- National Library of Medicine
- National Marrow Donor Program
- National Physical Laboratory
- National Public Radio
- National Research and Development Centre for Welfare
- National Research Council of Canada
- National Snow and Ice Data Center (NSIDC)
- National Taiwan University
- National Wildlife Federation
- Nationwide Insurance
- Nature Publishing Group
- Nature's Sunshine Products
- Navtrak
- NCCI Holdings, Inc.
- NCSL
- NCSU Libraries
- Nealite
- NECTAC at UNC-CH
- Ned Davis Research, Inc.
- Nemacolin Woodlands Resort
- Neshami
- NEST Learning
- Nestec SA
- Nestlé
- Net-a-Porter
- NETELLER
- NetFlow - Usability Consulting
- Netgroup Processing Aps
- NetLife Research
- NetMarketing MC
- Netopia, Inc.
- NETural Communication GmbH
- Netway
- Network 23
- Network Appliance, Inc.
- Network Solutions
- Nevada Power Company
- New Brand Vision
- New Century Mortgage Corporation
- New England Journal of Medicine
- New Jersey Funeral Directors Services, Inc.
- New Media Consulting
- New Pig Corporation
- New Venture Marketing
- New York Times Regional Media Group
- Newark
- Newark InOne
- Newcastle Permanent Building Society
- Newegg
- News International
- NEWSAM INVESTMENT
- Next Online Technologies
- nFusion Group
- nFusion, LLC
- NGA
- NHN Corporation
- NHS Connecting for Health
- Nicholson Kovac, Inc.
- Nielsen Media Research
- Nike
- Nissan North America, Inc.
- Nokia
- Nolo Press
- Nomura Research Institute, Ltd
- Nordea Bank
- Norsk Tipping
- Nortel Government Solutions
- Northrop Grumman IT
- Northwestern Mutual
- Norwegian Agency for Development Cooperation
- Norwegian Centre of Electronic Health Records
- Norwegian Knowledge Center for the Health Services
- Norwegian Ministry of Foreign Affairs
- Norwich Union
- Nose AG Design Intelligence
- Nova Southeastern University
- Novabase
- Novartis
- Novell
- Novis Telecom, S.A.
- Novo Nordisk
- Nox Solutions
- NREL
- NRT Inc.
- NTNU/ NSEP
- Nu Skin Enterprises
- Nuance
- Nuclear Decommissioning Authority
- Number Six Software
- Nuon
- Nurun
- NYC Economic Development Corporation
- NYCEDC
- NYTimes.com
- NZ Ministry of Foreign Affairs and Trade
- OASYS SOFT
- Objective Corporation Limited
- Ocapi
- OCLC, Online Computer Library Center
- OCP
- Octopus Cards Ltd
- OCU Ediciones
- OECD
- Oesterreichische Nationalbank
- Off Madison Ave / Mighty Interactive
- Office for National Statistics
- Office for Official Publications of the European Commission
- Office of Indigenous Policy Coordination
- Office of Research, University of Washington
- Office of the Chancellor, CSU
- OGBCAGU
- OIPC
- OJSC VympelCom
- OKI Europe Limited
- Oklahoma Department of Human Services
- Old Mutual
- OLG
- Olkin Communications Consulting
- Omniture
- OMX
- OnDemand Software / Global Knowledge
- One Economy Corporation
- OneGreatFamily.com
- Online Buddies Inc
- Online Business Systems
- Ontario College of Teachers
- Ontario Teachers' Pension Plan
- OOCL Logistics
- OP Bank Group Central Cooperative
- Open Golf Tee Times
- Open University
- Openia
- OpenTable
- Openwave
- Optaros
- Optus
- Oracle
- Orange
- Orange Towers, Inc.
- Orbis Investment Advisory Limited
- Ordinate
- Oregon Center for Applied Science, Inc.
- Oregon State Univ Libraries
- Organic, Inc.
- Organization for Security and Co-operation in Europe
- Organization of the Petroleum Exporting Countries
- Orient Overseas Container Line
- Oriental Trading Company
- Orlando Utilities Commission
- OSCE
- Ototoï
- OTPPB
- Otto Group
- Oversee.net
- Owlmonkey Consulting LLC
- Oxford Brookes University
- Pacific Gas and Electric Company
- Paciolan
- Packard Foundation
- Packeteer, Inc.
- Paddy Power
- Pall Corporation
- Pall Life Sciences
- Palm
- PANalytical
- Pancredit Systems Ltd
- Paradigm Geophysical
- PARC (Palo Alto Research Center)
- Parks Canada Agency
- Parthenon Publishing
- PARTNERS+simons
- Partnership for a Drug-Free America
- PartyGaming PLC
- Passado Ltd
- PasseportSanté.net, Totalmédia
- PayCycle, Inc.
- PayPal
- PCC
- PCD Group
- PCLS Technologies
- PearlParadise.com
- Pearse Trust
- Pearson Education
- Pelz Golf
- Peninsula College
- PENN Medicine
- Penn Mutual Life Insurance Company
- Penn State University -- Public Information
- PennWell
- Penske Truck Leasing
- Pentland Firth Software GmbH
- people interactive GmbH
- People to People Ambassador Programs
- Peopleclick, Inc.
- Pepco Holdings, Inc.
- PerkinElmer LAS
- PerkinElmer Life & Analytical Sciences
- Perot Systems
- Pershing
- Pervasive Software
- Petro-Canada
- PFI
- Pfizer Inc.
- Pharmaceutical Product Development, Inc.
- Pharmacy OneSource, Inc.
- Philip Morris
- Philip Morris International
- Philips
- Philips Electronics
- Philips Medical Systems
- Phonak AG
- Physicians Committee for Responsible Medicine
- Physician's Computer Company
- PIMCO
- Pioneer Europe NV
- Pioneer GB Ltd
- Pioneer Hi-Bred
- Pioneer Investment Management Limited
- Pioneer, A DuPont Company
- Piper Jaffray
- Pixelpark AG
- PKC Corporation
- Plantronics
- Platform PR
- Plusnet plc
- PMC-Sierra
- Pod1 Limited
- Podfitness.com
- Polish Television
- Polo Ralph Lauren
- PopCap Games
- Popular Media, Inc.
- PowerReviews Inc.
- PPC
- Praxair, Inc.
- PreCash
- Preloaded
- Premera
- Premera Blue Cross
- Prentice Hall
- Presbyterian Church (U.S.A.)
- Present Media BV
- Price Industries
- PriceMetrix
- PriceRunner / Valueclick
- PricewaterhouseCoopers
- Principal Financial Group
- Priority Health
- PRISM Group, Inc.
- Priva B.V.
- Privy Council Office
- Pro Teste Associação Brasileira Defesa Consumidor
- Procter & Gamble
- ProcureStaff, Ltd.
- Productivity Press
- Profesia, spol. s. r. o.
- Progress Energy
- Progressive
- Project Performance Corporation
- Property Services Group
- ProQuest Company
- Protiviti
- Providence Health System
- Provident Financial Plc
- Proxicom
- Proximity London
- PSManager S.A
- PT SISTEMAS DE INFORMAÇAO, SA
- PT.Com
- Publications Office, European Commission
- Publicis Dialog
- Publicorp
- Publisuisse SA
- Publix Super Markets
- Purdue University
- Q-go B.V.
- QIAGEN GmbH
- Qualcomm
- Qualcomm, Inc
- Quality Web Content Ltd
- Quest Media Limited
- Quiksilver
- Quinstreet
- Quixa Solutions
- QVC
- R. H. Donnelley Interactive
- R. W. Beck, Inc.
- R2 Technology Inc.
- Rabobank
- Radio Netherlands
- Radley Yeldar Ltd
- RAND Corporation
- RANDOM LOGIC
- random-logic
- Raritan Computer Inc.
- Raritan, Inc.
- RBC Dexia Investor Services Ltd
- RBC Financial Group
- RBF Consulting
- RDVO
- REAAL Insurance company
- REAL Software Systems, LLC
- Real TSP
- Red Gate Software
- Redacteurs
- Redback Networks
- Redengine Inc.
- Redweb Ltd
- RedWeek.com
- Reed Business Information
- Reflex Marine
- Registration Transfers Ltd
- RegOnline
- REI
- Rent.com, an eBay company
- reosen house
- Repsol YPF
- Republic Indemnity
- Research In Motion
- Resource Data, Inc.
- Resource Interactive
- Reuters
- Revero Ltd
- RFE/RL, Inc.
- Rick Steves' Europe
- Ricoh Corporation
- RICS
- RiechesBaird
- Rightmove PLC
- RightNow Technologies
- Rikshospitalet
- Riverbed Technology, Inc.
- RM
- RNIB
- RNID
- Roads & Traffic Authority
- Robert Bosch GmbH
- Robert Half International
- Roche
- Roche Polska Sp. z o.o.
- Rockwell Automation
- Rockwell Collins
- Rockwool A/S
- RODBEH
- Rogers Communications
- Rogier Communications
- Rogil Research NV
- Rolls-Royce
- Rosetta Biosoftware
- Rosetta Stone, Ltd.
- Roundedcube
- Royal Australian Air Force
- Royal Australian Navy
- Royal Bank of Scotland
- Royal Borough of Kingston upon Thames
- Royal Children's Hospital - Melbourne
- Royal Institution of Chartered Surveyors
- Royal Norwegian Ministry of Foreign Affairs
- Royal Society of Chemistry
- RPA
- RSM McGladrey, Inc.
- RTI International
- RTL DISNEY TV (Super RTL)
- Rufus Leonard
- Russell Investment Group
- RWWA
- Ryder System, Inc.
- Ryzex
- Saab AB
- Sabre Holdings
- Sacramento Municipal Utility District
- Safe Kids Worldwide
- Safeco
- Safeway.com
- Sage Ireland
- Sage Software
- Sahalie
- SAIC
- SAIF Corporation
- Sakson & Taylor, an Aquent Company
- Salem State College
- Salem Web Network
- Salesforce.com
- Salford City Council
- Salini Nigeria Limited
- Salmon Limited
- Samlink ltd.
- Sam's Club
- San Francisco Public Library
- San Jose State University
- San Mateo Medical Center
- Sandia National Laboratories
- Sandstorm Design
- Sandvik Materials Technology
- Santa Clara County Tax Collector's Office
- SAP
- Sapient
- SAS Design
- Saskatchewan Government Insurance
- SaskPower
- SaskTel
- SASM&F
- Satama Interactive
- Save the Children
- Savills plc
- SCANA
- ScandinavianDesignCenter.com
- schark!
- Schirmer Kommunikation
- Schlumberger Information Solutions
- Scholastic Inc.
- School of Arts
- School of Medicine, Wayne State University
- School-Link Technologies
- Schweitzer Engineering Lab. Inc
- ScotCro, LLC
- Scotiabank
- Scott & White Memorial Hospital and Clinics
- Scottish Enterprise
- Scripps Networks
- Sealed Air Corp
- Sedgwick, Detert, Moran & Arnold LLP
- SEEK Limited
- SEI Investments
- Select Ideas Website Design and Consultancy
- SENSA Solutions
- Sephora
- Seton Hall University
- SFM--The Work Comp Experts
- SGDP
- SGI
- SGS SA
- Shell Oil Co.
- SHL Group Ltd
- ShopLocal
- ShoppingIndia.com
- Showtime Networks
- SHRM
- Shutter Classic, Inc.
- Shutterfly, Inc.
- SIA "TILDE"
- SIC ONLINE
- SideStep, Inc.
- Siemens
- Sierra Health Foundation
- Sierra Trading Post
- Sigma
- SimmonsFlint
- Simon & Schuster
- Simon Property Group
- Simplify
- Simply Audiobooks.com
- Sinfonet
- Sir John Cass Business School, City University
- SITA
- SiteWala.net Pvt. Ltd.
- SIU School of Medicine
- Sjá
- SJA ltd.
- Skadden Arps
- SkinStore.com
- skyguide
- Slate Roof Studio
- SLI Systems
- Slough Estates
- SmalS-MvM
- SmartBrief
- SmarterLiving, Inc.
- Snohomish County PUD
- Social Security Administration
- Society for Human Resource Management
- Society Manufacturing Engineers
- Sodexho
- Softchoice
- Softhouse Consulting Baltic AB
- Softonic International, S.L.
- SOK
- Sol Meliá Hotels & Resorts
- Sol og Strand Feriehusudlejning
- Solano County Library
- Solarweb
- Solmelia
- Solostocks
- Solvay North America, LLC
- Sonaa Ltd
- SonicDuo
- Sonopia
- Sony
- Sony Computer Entertainment America
- Sophos plc
- Soup ltd
- Source Marketing Solutions, Inc.
- Southern Company
- Southern Cross University
- Southern Nevada Health District
- Southern Nevada Water Authority
- Southwest Windpower
- SP Finance
- spacelabs healthcare
- SPAWARSYSCEN-SD
- Speakeasy
- SP-Finance
- Spillman Technologies
- Sprakkonsulterna
- Spring Consulting
- Spring Digital
- Sprint
- SPRON
- SPX Cooling Technologies
- St John Ambulance
- St. Michael's Hospital
- St. Paul Travelers
- Stacx
- Staffordshire County Council
- Standard & Poor's
- Standard Insurance Company
- Standard Life
- Stanford Group Company
- Stanford University/IRT Dept
- Stanley Associates
- StarHub Ltd
- Starsoft Computers Ltd
- Starwood Hotels & Resorts
- Starwood Vacation Ownership
- State Fund
- State Library of New South Wales
- State Library of Tasmania
- State of California, Department of General Services
- State of California, Department of Technology Services
- State of Utah DTS
- State of Utah, Department of Workforce Services
- Stateline.org
- StatoilHydro
- Steelcase Inc.
- Sterling Jewelers Inc.
- Sterling Savings Bank
- STG, Inc.
- Sticky Content Limited
- Stiefel Laboratories
- STM Group Plc
- Storebrand
- Straight Line Theory
- Streamsage Inc.
- Student
- Study Group Australia
- Stuller, Inc.
- Submarino S/A
- Sudden Industries
- Sue Davis Web Design
- Sun Microsystems
- Suncor Energy Development Inc.
- Suncorp
- SunGard Availability Services
- SunGard Data Systems
- Sunrise Telecom
- Sunset Publishing
- SUPERVALU
- Supreme Court of Singapore
- SurfControl
- Surpac Minex Group
- Swansea Institute of Higher Education
- SWIFT scrl
- Swiss Re
- Swisscom Directories
- Swisscom Mobile AG
- Sword & Shield Enterprise Security
- Symantec
- Symbian Software
- Sympatico / MSN
- Synapse Communications Pvt. Ltd.
- Syngenta Agro SAS
- Syngenta Crop Protection AG
- Syntellect, Inc.
- Sysmex NZ
- Syzygy Deutschland GmbH
- TAC
- TACA International Airlines
- TAFE NSW - North Coast Institute
- Taipei Design Center San Francisco
- TAJ INVESTMENT CO LTD
- talkspot.com
- Tamale Software, Inc.
- Tangram Soft
- Target
- Targeting Innovation Ltd
- Tastefully Simple
- Taunton Press
- TBWA
- TD Bank Financial Group
- TDC Switzerland AG / sunrise
- Teachers Union Health
- Team Interface
- Technology Associates
- Technology Services Group, Faculty of Medicine
- Technosoft
- Techwrite
- TECSys Development, Inc.
- Tektronix
- Telecommunication Systems Inc
- TeleCommunication Systems, Inc. (TCS)
- Teleflora
- Teléfonica I+D
- Telekomunikacja Polska S.A.
- Telenet nv
- Telenor
- Teleplan as
- telerik Corporation
- TELETOON Canada Inc.
- Teligence Communications Inc.
- Telmex
- Telstra
- TELUS
- Temenos
- TEMPEL
- TenUnited
- TEQUILA
- Terasen Gas
- Terra - Telefonica
- Terra Networks Brasil S/A
- Tertiary Education Commission
- Test-Aankoop
- Tetra Pak
- Tetra Tech, Inc.
- TH_NK
- Thames Reach Bondway
- The Blackstone Group
- The Bond Market Association
- The Boston Consulting Group
- The British Library
- The Business Council of New York State, Inc.
- The Canadian Real Estate Association
- The Capital Group
- The Christian Science Monitor
- The City of Edinburgh Council
- The Cobalt Group
- The Colburn School
- The College Board
- The Concrete Network
- The Creative I
- The Danish Association of Lawyers and Economists
- The David and Lucile Packard Foundation
- The Dow Chemical Company
- The Economist Group
- The Everett Clinic
- The Federal Reserve Bank of Minneapolis
- The George Institute for International Health
- The Graphic Arts Institute of Denmark
- The Group
- The Hertz Corporation
- The Hong Kong Jockey Club
- The Institute of Cancer Research
- The Institution of Engineering and Twechnology
- The Kroger Co.
- The Magellan Network
- The Marketing Store
- The MathWorks
- The Mergermarket Group
- The National Academies
- The National Archives
- The National Gallery
- The National Trust
- The Nature Conservancy
- The New School
- the OTHER media
- The Pennsylvania State University
- The Pensions Regulator
- The Pew Charitable Trusts
- The Royal Automobile Club of Queensland
- The Scottish Executive
- The Segal Company
- The Society for College and University Planning
- The Trust for Public Land
- The University of Akron Wayne College
- The University of Sussex Web Team
- The Vivid Group
- The Walt Disney Company
- The Weather Channel
- The Wharton School
- ThinkGeek
- ThomasNet
- Thompson Coburn LLP
- Thomson
- Thomson-FindLaw
- ThoughtWorks
- Thunder valley Casino
- TIAA-CREF
- TIBCO Software
- Tickbox Marketing
- TietoEnator Healthcare bv
- TietoEnator SIA
- Tina Myren Consulting
- T-Mobile
- TM-Software
- TMZ.com
- TNK-BP
- TNS
- TNT Express
- TODO1 Services Inc.
- Tokyo Electron
- TomoTherapy Incorporated
- TomTom
- T-Online
- Toronto Public Library
- Toshiba America Business Solutions
- Totaljobs Group
- Tourism British Columbia
- Tourism NT
- Tourism Victoria
- Towers Perrin
- Town of Lexington
- Toyota Financial Services
- Toyota Motor Europe
- Trader Publishing Company/ForRent.com
- Traffic.com - A NAVTEQ Company
- Trailfinders Ltd
- Transamerican
- TransCanada
- Translations.com
- Transport Scotland
- Travel Alberta
- Travel Dynamic Solutions
- Travelers.com
- Travelocity Nordic
- Trend Micro
- Tribal/DDB
- Trigger Software LLC
- Triggerpoint Communications
- Trilliant Networks Inc
- Trimac
- Trinity College Dublin (Web Office)
- Tropical Press Sdn Bhd
- Trouvé Publishing, Inc.
- TRS Consulting
- TrueLocal Inc.
- TSL Education
- TSYS iSolutions
- T-Tools Inc.
- TUI
- Tullo Marshall Warren
- Turisme de Catalunya
- Tuscano Agency
- Tuthill Corporation
- TV Intranet A/S
- Two Degrees Consulting
- Tyco Electronics
- Tyco Thermal Controls
- U.S. Bank
- U.S. Coast Guard Academy
- U.S. Department of State
- U.S. Environmental Protection Agency
- U.S. Fire Administration
- U.S. Postal Service
- UBS
- UC Berkeley
- UC Hastings College of the Law
- UCAS Media Ltd
- UCB
- UCG/DecisionHealth
- UCI School of Social Sciences
- UCLES
- ucomm
- UCSD
- UCSD Libraries
- UEVision, Inc.
- UGS
- UHS United Hospitality Solutions Ltd
- ui42
- ujat
- UKTV
- UL International Limited
- ULINE
- Unibanco - União de Bancos Brasileiros
- Unibet
- Unicredit Banca spa
- UniGroup, Inc.
- Unilever
- Union Bank of California
- Union Gas Limited
- Unique World
- United Behavioral Health
- United Communications Group
- United Nations
- United Nations Food and Agriculture Organization
- United States Institute of Peace
- United States Senate
- UnitedHealthcare
- UNITeS-SAIC
- UNITIO PLUS, SL
- Unitron Hearing
- Univeristy of North Texas Libraries
- Universal Exports
- Universal Music Group
- Universia
- Universidad Autonoma Metropolitana
- Universitas 21 Global Pte Ltd
- Universitat Oberta de Catalunya
- Universitat Ramon Llull - La Salle
- University at Albany, SUNY
- University College Dublin
- University of Applied Sciences
- University of Arizona
- University of Arkansas
- University of Bath
- University of California, Berkeley
- University of California, Riverside
- University of California, San Diego
- University of Central Florida
- University of Edinburgh
- University of Greenwich
- University of Hertfordshire
- University of Idaho
- University of Idaho - International Programs
- University of Illinois
- University of Illinois--Urbana-Champaign
- University of Kent
- University of Leicester
- University of Liverpool
- University of Louisville
- University of Maryland Medical Center
- University of Maryland University College
- University of Michigan
- University of Minnesota
- University of Nevada, Las Vegas
- University of Newcastle
- University of North Carolina at Chapel Hill
- University of Oregon
- University of Oregon Libraries
- University of Pennsylvania
- University of Pennsylvania Health System
- University of Phoenix
- University of Rome "La Sapienza"
- University of South Australia
- University of Texas Arlington
- University of the Free State
- University of the Sunshine Coast
- University of Tromsø
- University of Virginia
- Universo Online SA
- Univision Communications
- Univision Online
- UNLV Libraries
- UOL
- UpMyStreet
- UPS
- USAA
- USDOT
- Usengo
- User Analytics
- User Experience Coordinator
- User Intelligence
- User Lab- Technology Transfer- La Salle
- User Vision
- UserTest/Lab
- uShip, Inc.
- uSwitch
- Utah Interactive
- UTi Worldwide
- UWE
- UXP
- V&S Vin & Sprit AB
- VA Tech SAT GmbH & Co
- Vaisala Oyj
- Valent U.S.A. Corporation
- Vancouver Film School
- Varolii Corporation
- Venere Net s.p.a.
- VeriSign
- VeriSign, Inc.
- Verizon
- Vernetzte Kirche
- VersaTrans Solutions, Inc.
- Versign
- Verzamelde Wijsheid
- Vestas Wind Systems A/S
- VHA
- VIA Magazine/CSAA
- Video Networks Ltd
- Vignette
- Vimpelcom
- Virgin Mobile
- Virgin.com c/o Virgin Management
- Virginia Tech
- Virginia.gov
- Virtual Surveys
- Visa
- Visana Services AG
- Vision Service Plan
- VisionFoundry Inc.
- VisionWare Ltd
- Visionworx, inc.
- Vistronix Inc.
- Vivendi Universal Games
- Vodafone
- Vodafone NL
- Volition Inc Studios
- Vox, Inc.
- VSA Partners
- VSP
- VWR International
- W.L. Gore & Associates
- W.W. Grainger, Inc.
- W3
- WA ST DSHS ISSD
- WA State Dept of Health
- WA State Dept of Labor & Industries
- Wachovia Bank
- Wachovia Corporation
- Wake County Public Schools
- Walgreens Health Services
- Wallop
- Wal-Mart
- Warner Breaks
- Warwick District Council
- Warwickshire County Council
- Washington Division of URS
- Washington Mutual
- Washington State Dept. of Ecology
- Washington State Dept. of Information Services
- Washington State Dept. of Traffic
- Waterford Institute of Technology
- Watson Farrell Design Agency
- WBCSD
- We Energies
- Web Strategy and Support Unit - Department of Education
- Web Usability Partnership
- WebCertain.com
- Weber Shandwick
- WebGains
- WebJunction
- WebMD Health
- Webmedia AS
- WebOn
- Webplacing Ltd
- WeeWorld Ltd
- Wellcome Trust
- Wellington Management Company, LLP
- Wells Fargo
- Wells Fargo Business Credit
- Wendel Duchscherer
- West Corporation
- West, a Thomson Company
- Westchester Library System
- Western Area Power Administration
- Western Union
- Western-Southern Life
- Westfield Insurance
- Westpac Banking Corporation
- Weyerhaeuser
- Wheeler Machinery Co.
- Which?
- Whirlpool Corporation
- WhiteFence
- Whittmanhart
- WI Dept of Transportation
- Williams-Sonoma
- Williams-Sonoma Inc.
- Willow Breeze Ltd/ PinnacleSports.com
- Wiltshire County Council
- WIMCO
- Wishlist.com.au
- Wizards of the Coast
- Wolseley / Ferguson Enterprises
- Wolseley UK
- Wolters Kluwer España, S.A.
- Wolters Kluwer Financial Services
- Workopolis
- Workplace Standards Tasmania
- World Bank
- World Economic Forum
- World Health Organization
- World Intellectual Property Organization
- World Savings
- World Vision
- Worth
- WPP
- Writingroom.co.uk Ltd
- WS Atkins
- WSI - WebStrategies
- Wunderman
- WVRGroup
- WWF International
- WWF-Australia
- Wycombe District Council
- Xansa
- Xchanging
- Xerox Corporation
- Xilinx
- XM Asia Pacific Pte Ltd
- XMPie
- Xpertise
- X'Prime Pty Ltd
- xwave
- Yahoo!
- Yale University
- Yardi Systems, Inc.
- Yell Ltd
- York University
- Yorkshire Building Society
- Yum! Brands, Inc.
- ZAAZ
- Zag.com
- Zale Corporation
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