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 & suites 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
  Carbons 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 Coakley & Williams
  Coast Hotels Coastal Hotel Group
  Cobalt Blue Marketing Colarossi
  Colliers International Colorado Hotel and Lodging Association
  Columbia Sussex Comfort Inn
  CoMMingle CommonWealth Lodging
  CommonWealth REIT Commune Hotels
  COMO Compete Inc
  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 Continental Airlines
  CONTINENTAL CHEMICAL USA 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 Carlson 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 Cyrils Bakery
  CZH Hospitality Group