Services: Willmark Is Watching

"There is a little larceny in all of us," says Leigh Hall, general sales manager of a remarkable company called Willmark Service System. Armed with this cynical but profitable philosophy, Manhattan's Willmark has become by far the world's largest independent sales snooping firm.

The Argus-eyed and suspicious-minded operatives of Willmark seem to be everywhere, checking on employee morality, trustworthiness, courtesy and efficiency for more than 5,000 U.S. and Canadian employers, including Montgomery Ward, Allied Stores, F. W. Woolworth, Schrafft's and Sears. Every major U.S. auto manufacturer engages Willmark to "shop" the showrooms and report on which models the dealers are...

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