Buyers' Guide Company Details Accessible by: anyone Demlow Marketing, Inc. Address: PO Box 7945, Houston, TX United States Phone: 713-864-2947 Tollfree: 800-334-4923 Fax: 713-864-7054 E-mail Contact John Shoffner, President / Ceo E-mail Company Description: Manufacturer representative agency. Company Type: Manufacturer Rep