John's clients include:
Black & Decker Federal Express American Red Cross Discovery Channel Xerox AT&T Payne Webber Ford Motor Company
Washington Post National Association of Homebuilders Learning Channel Internal Revenue Service
General Motors Corporation MCI U. S. Postal Service National Geographic Society U.S. Army Giant Food U.S. Secret Service
U.S. Customs Service Westinghouse Corporation AFL-CIO National Park Service United Way of America U.S. Navy
Food & Drug Administration FAA