KDA Group Inc. is an advertising agency that specializes in local media and marketing strategies. It offers a range of integr ... ated traditional and digital services. The company delivers an approach that includes demographic research, strategic marketing and media planning, field marketing, and ROI evaluation. It serves more than 260 blue chip clients. The company is headquartered in Overland Park, Kansas, with additional offices in Milwaukee, Wisconsin; Los Angeles, California; Louisville, Kentucky; and Pittsburgh, Pennsylvania. In 2009 Ketchum Directory Advertising was acquired by a private group from Omnicom and operates as an indpendent, privately held agency. read more