| Category Name | Category Description |
| Airline | All Airlines or Air Charter Operators. No travel agencies or GSA's. Must be the carrier themselves. |
| Airports and Airport Management Companies | Airports (Official Sites Only) and Airport Management Companies. eg: Heathrow, Boston Logan Airport |
| Boating / Yachting | Marine and Boat Rental and Charters. Personal Watercraft. |
| Consolidator | Air, Hotel, Car, Cruise or Other Travel Consolidator or Wholesaler. Must provide services to the travel trade (85% or more of the time). |
| Corporate Travel Agency | Travel Agencies dealing with Corporate Travel (85% or more of the time) |
| Cruise Lines | Cruise and River Boat Companies. |
| Event Management Services | Event Management or Support Services |
| Exhibition Halls and Venues | Including Conference Venues, Meeting Halls, etc. |
| Government Bodies | Covers transport authorities and government bodies related to travel. eg: TSA, FAA. Must be public. Cannot be private. No Trade Associations. |
| Individual Traveller | For travel enthusiasts wishing to list themselves. Professional Bloggers should use Media. |
| Land Travel (Car, Bus, etc.) | Land Travel Companies including Rental Car Agencies, Bus, Taxi, Rail spanning Local, National and Multinational. |
| Lodging, Accommodation and Resorts | Hotel, Motel, Bed and Breakfast, All Inclusive Resorts and Other Lodging Facilities. |
| Meta Travel Agency and Aggregators | Travel aggregators like Kayak, Mobissimo for Air-Hotel-Car-Cruise-All Other. Transaction Focused. Web2.0 Companies use Online Travel Tools. |
| Official Destination Marketing Companies | Government Sponsored Marketing Companies Promoting a Particular Destination/City/Region. Eg: Incredible India, Visit USA, etc. |
| Online and Web2.0 Travel Tools (Non-Ticketing) | Including Online Trip Tools, Trip Sharing, Social Travel, Trip Assistance. Online Providers of Services to Travellers (Non-Transaction Focused). |
| Online Travel Agency | Travel Agencies primarily or exclusively selling via the Internet (85% or more of transactions conducted online) |
| Research Firms | Firms that publish travel industry research reports and analysis. eg: PhocusWright |
| Retail or Storefront Travel Agency | Storefront Travel Agency, Traditional Travel Agencies in Retail Outlets and Malls. |
| Technology and IT Providers | Including Travel Technology Companies, Reservation Systems, Travel Software Developers, Travel IT Specialists and Call/Contact Centers. |
| Tour Operators | All tour operators including inbound, outbound, VIP, multi-destination and specialty tour companies. |
| Tourist Attractions | Official Tourist Attraction Sites and Companies like Water Parks, Shows, Theme Parks. |
| Trade Association | Trade Associations (CLIA, ASTA, NACTA, SATA, PATA, IATA...). Generally private groups. Government bodies and authorities choose Government. |
| Travel Content Provider | Companies providing End Travellers with Content, Ratings, Destination Guides, Travel Directories. Non-Transaction Focused. |
| Travel Fan Site | If you're a fan of a travel company and have a site. Must not be affiliated with the company you're a fan of. |
| Travel Media Companies | Including Traditional and New Media Newspapers, Professional Bloggers, Online News Agencies, Wire Services, Trade, TV, Radio Companies |
| Travel Services (Insurance, Baggage) | Travel Insurance Companies, Baggage Delivery Companies and other Transaction Focused Services for End Travellers. |