Headquartered in Columbia, Md., Merkle/Quris, now known as Merkle, is privately owned marketing agency. It is one of the leading providers of data-driven marketing solutions throughout the United States. With one of its locations in Denver, the agency also offers consulting, database, analytical, creative and production management services to various companies and nonprofit organizations. Merkle maintains a staff of more than 1,100 employees. Founded in 1971, the agency has annual sales revenue of over $220 million. It provides content and direct marketing program management solutions. The agency offers a range of e-mail solutions for the digital marketing industry. In addition, it provides strategic consulting, business analyses, data content sourcing, and database development and management services. Merkle maintains its locations in Chicago, Philadelphia and Seattle.