Air Travel Card

American Airlines

American Express

AVIS Rent A Car

British Airways

BTI Americas

Carey International

Citicorp Diners Club

Continental Airlines

Delta Air Lines

GE Capital

Hertz Corporation

Hong Kong Tourist Association

Hyatt Hotels

ITT Sheraton

KLM Royal Dutch Airlines

Lufthansa German Airlines

National Car Rental

Northwest Airlines

Renaissance Hotels

Rosenbluth International

SatoTravel

System One - Amadeus

United Airlines

USAir

Westin Hotels and Resorts

WorldTravel Partners

Wyndham Hotels