Built with a team of young, creative professionals, SDP specialized in a wide range of tailormade and cost-efficient customer acquisition programs for magazine subscriptions, AT&T products, and consumer membership programs. SDP’s 200,000 sqft state of the art call center housing its 3800 dedicated employees, including 500 home agents, was head quartered in Clearwater, Florida. SDP was sold to Private Equity group William Stein & Partners based in Chicago in 1999.