CA Customer Alliance Cachet Hotel Group
  Cadabra Caesars Entertainment
  Caesars Palace California Hotel & Lodging Association
  California Hotel and Lodging Association California Hotels Corporation
  California Lodging Industry Association California Travel Association
  Cambria Hotels Cambria Inns
  Canadian Red Cross Canadian Tourism Commission
  Candlewood Candlewood Suites
  Canoe Hospitality Canopy by Hilton
  Cantering Caterer Canyon Capital Realty Advisors
  Capella Hotels Capital Hotel Management
  Carbon’s Golden Malted Careerbuilder Carey Watermark Investors
  Caribbean Casino and Gaming Corp Caribbean Gaming & Hospitality Conference
  Caribbean Hotel and Tourism Association (CHTA) Caribbean Tourism Development Company
  Caribbean Tourism Organization Caribbean Wedding Association
  CaribbeanWay Carlson
  Carlson Rezidor Hotel Group Carlson Wagonlit
  Carnival Corporation Carol Ruddick
  Carol Verret Caspero
  Cassidy Turley Castalot Group
  Castle Resorts & Hotels Castle Resorts and Hotels
  Cayuga Sustainable Hospitality CB Richard Ellis
  CBRE CBS Marketwatch
  CCRA Travel Solutions CDL Hotels
  Cendant Cendyn
  Centara Hotels Center for Marketing Effectiveness
  CentraLite Century Casinos
  CEO Strategist Certain Software
  Cetis Inc
  ChampionsGate Channel Boss
  Charlestowne Hotels Charlie Cook
  CHART - Council of Hotel and Restaurant Trainers Chartres Lodging
  Chartwell Hospitality Chatham Lodging Trust
  Chatter Guard Cheapflights Ltd CheckinWiz
  Chef Shoes Chesapeake Hospitality
  Chesapeake Lodging Trust China Lodging Group
  CHIP Hospitality Chipotle
  ChocLamours Choice Hotels
  Citizen M citizenM
  CK Consulting CKE Restaurants
  CKI Risk Solutions CKI Solutions
  Clarion Clarke
  CLIA ClickZ
  Clock Software Cloud5
  Club MAC Club Med
  ClubCorp CMMI
  CNBC CNL Hotels
  CNN Coachill Inn Resort
  Coakley & Williams Coast Hotels
  Coastal Hotel Group Cobalt Blue Marketing
  COHO Services Colarossi
  Colliers International Colorado Hotel and Lodging Association
  Columbia Sussex Comfort Hotels
  CoMMingle CommonWealth Hotels
  CommonWealth REIT Commune Hotels
  COMO Compete Inc
  Concilio Labs Concord Hospitality
  Conde Nast Traveller Luxury Travel Fair Condo Hotel Center Condor Flugdienst
  Condor Hospitality Trust CondotelWare
  Connect-Worldwide Connected Traveler
  ConnectedHotel Conrad Hotels
  Constant Contact Contact Point
  Contract Services Group Convention Industry Council
  COPC Inc. Copper River Inn & Conference Centre
  Coral International Hotels Corinthia Hotels
  Cornell Cornell Center For Hospitality Research
  Cornerstone Hospitality Cornerstone Information Systems
  Corporate Planners Unlimited Cotell International
  Country Hearth Inns Country Inns & Suites by Radisson
  Courtyard by Marriott Coyle Hospitality Group
  CPI Hotels Crave
  Creative Lodging Solutions Crescent Hospitality
  Crescent Hotels & Resorts Crestline
  Crestron Crockett Technologies
  Crooked Brook Crowne Plaza
  Cruise Industry Wire CSA Travel Protection
  CSM Lodging CTHRC
  Culinary Institute of America Culinary Workers Union
  Cultural Restoration Tourism Project Cunard
  Curio – A Collection by Hilton Cushman & Wakefield
  Custom Aire Travel Customer Management Systems
  Cvent Cyber Gear
  CyberAtlas CyberOptic Group
  Cycas Hospitality Cyrils Bakery
  CZH Hospitality Group