Abacus International Pte Ltd, Accenture, Accor Asia Pacific, ACE Procurement, ACI HR Solutions Limited, Acquis Consulting Group, ACTE, Agilent Technologies, AIG, AirPlus International, Amadeus Asia Pacific, Amadeus IT Group, American Airlines, American Express,American Express Business Travel, AONIA Private Limited, Apple, Areka Consulting, Ascott International Management, AstraZeneca TravelService, Autodesk Asia Pte Ltd, Bank of America Merrill Lynch, Barclays Bank PLC, BASF - The Chemical Company, BCD Meetings & Incentives, BCD Travel, BD, Best Western International, BHP Billiton, BMW Asia Pte. Ltd., BMW Group Asia, BNP Paribas, Singapore Branch, BP, British Airways, Carey International, Carlson Rezidor Hotel Group, Carlson Wagonlit Travel, Cathay Pacific Airways, CEI Asia (Haymarket Media), Center for Creative Leadership, Cisco Systems, Citi, Citystate Travel Pte. Ltd., Cognizant Technology Solutions, COMO Hotels & Resorts, Concur Technologies, Copthorne King's Hotel, Corinthia Hotels, Credit Suisse, CWT Solutions Group APAC, Delta Air Lines, DEO, Design Hotels, Deutsche Bank, DHL Express (S) Pte Ltd, Diners Club International, ECO Rent-A-Car/Limos, Ecolab, Fairmont Raffles Hotels International, Fairmont Singapore & Swissotel The Stamford Far East Hospitality, FCm Travel Solutions, Finnair, Flextronics, Frasers Hospitality, General Motors, GetThere, Sabre, Global Hospitality Services, Goldman Sachs, Grand Copthorne Waterfront Hotel, Grand Hyatt Singapore, Grass Roots, Guoman & Thistle Hotels, Haymarket Media Limited, Hess Exploration Australia, Hess Oil & Gas, Hilton International, Hilton Worldwide, Honeycomb SMTM Asia, Hotel Mulia Senayan, HRG, HRS, IATA, IKEA, InterContinental Hotels Group, International Air Transport Association, International SOS, Japan Airlines, JDSU T&M Singapore Pte. Ltd., Jin Jiang International Hotel Management Co Ltd, JP Morgan Chase, KBR, Kellogg Brown & Root, Key Travel Solutions, Linde Gas Asia Pte Ltd, Macquarie University, Malaysia Airlines, Malaysia Airlines System Berhad, Mandarin Oriental Hotel Group, Marina Bay Sands, Marina Mandarin Singapore, Marriott Hotels India, Marriott International, Marsh & McLennan Companies, Inc., MasterCard Asia/Pacific, MasterCard Worldwide, McDermott, Asia Pacific Pte. Ltd., McKinsey & Company, Melia Hanoi Hotel, Melia Hotels International, Merck Pte. Ltd., micenet ASIA, Microsoft, Microsoft Corporation, Millennium & Copthorne International Limited, Ministry of Defence, Singapore Mozaic Hotels & Resorts, MSD, Neptune Orient Lines Ltd., Newfield, Nikkei Business Publications Asia Ltd, Oakwood Global Housing Solutions, oneworld Management Team, Oracle, Orchard Hotel Singapore, P T Garuda Indonesia, Pacific World Meetings & Events Singapore, Pan Pacific Hotel Group, Panacea Publishing Asia, Pegasus Solutions, Philips Electronics, Preferred Hotel Group, PRISM Group Inc., Qatar Airways, QuickMobile, RADIUS - the global travel company, Ramadan & Days Hotels Singapore at Zhongshan Park, Renaissance Harbour View Hotel Hong Kong, Resort World Sentosa, Rio Tinto, Robert Bosch Limited, Rolls-Royce Singapore Pte Ltd, Royal Bank of Canada, Royal Plaza on Scotts, Sabre, Serko Ltd, Shangri-La Hotels & Resorts, Shell, Siemens, Singapore Exhibition and Convention Bureau, Singapore Tourism Board, Societe Generale Private Banking, Spendvision, ST Electronics, Standard Chartered Bank, Starwood Asia Pacific Hotels & Resorts, Studio M Hotel Singapore, Swissotel Merchant Court, Taj Hotels Resorts & Palaces, Taylor's University, The Ascott Limited, The Hong Kong & Shanghai Banking Corporation Ltd., The Landmark, The Leela Palaces, Hotels & Resorts, The Lido Group, The Oberoi Group, The Ritz-Carlton Hotel Company, LLC, Thomas Cook India Ltd., Travel Impact Newswire, Travelport, TriStar Worldwide Chauffeur Services, Turkish Airlines, UNIGLOBE Air Travel Bureau, Unilever Asia Private Ltd., United Airlines, UNLV Singapore, Visa Worldwide Pte Ltd, Vital, Department of Ministry of Finance, World Bank, WW Stay Services India