Official Site of Guerrilla Marketing: The OFFICIAL Guerrilla Marketing website! Jay Conrad Levinson works or has worked with companies like Apple, Microsoft, Sun Micro Systems, Procter and Gamble. He has helped create icons like Morris ... Dirmark: Offers mailing lists, telephone marketing lists, and fax lists. Cass Inc.: Direct mail data processing. Carol Ann Marketing Company: Providing list brokerage and mailing services including bulk mailings, business lists and consumer lists. Direct Marketing Concepts: A marketing list broker and compiler. William-Neil List Management: Cabela's list management offers a list brokerage, direct mail, list rental,and package insert program. Western Shores: Database and internet marketing agency. Provides email mailing list and direct marketing mailing list services. Watt Solutions, Inc.: Ontario, Canada firm supplying full service advance database marketing, in-house printing, letter shop and fulfillment services. Yeck Brothers Company: Direct marketing by mail and related media. Warren Direct: Provides direct reponse marketing, advertising, consulting and production services.