Barkley (formerly known as Barkley Evergreen & Partners) is an employee-owned agency that integrates advertising and marketing services across such disciplines as public relations, relationship marketing, event marketing, and interactive services. It has provided marketing communication services for such clients as Weight Watchers, Sonic, CITGO, NASCAR, and the Kansas Lottery. The agency serves national clientele through full-service offices in Kansas City, Missouri, and Pittsburgh, with field offices located across the country. Units within Barkley include Barkley Blacktop and BarkleyREI.