| ihci.ie | Irish Hotel and Catering Institute (IHCI) |
| nace.net | National Association of Catering Executives |
| ifsanet.com | International Inflight Food Service Association |
| icca.nl | International Congress & Convention Association |
| iacp.com | International Association of Culinary Professionals (IACP) |
| ccfcc.ca | Canadian Culinary Federation |
| calrest.org | California Restaurant Association |
| ahma.com | American Hotel & Lodging Association |
| laca.co.uk | Local Authorities Caters Association |
| paii.org | Professional Association of Innkeepers International |
| hospitalitynet.org | www.hospitalitynet.org/ |