Serviceplan, the Germany-based agency, has launched Serviceplan Amsterdam. The appointment of Annabelle Klop as managing director marks the agency’s formal introduction to the Dutch market. Louisville-based Doe-Anderson has officially become a Certified B Corporation. To receive the certification, Doe-Anderson underwent a rigorous assessment administered by B Lab that measures and verifies impact areas including governance, community, the environment, customers and workers. Longtime marketing industry mainstay Ross MacRae has teamed up with agency sales expert Colleen D’Amico and client-side specialist Chuck Silverman to launch Agency Source, a business development platform tailored for advertising agencies and production companies. Supernatural AI…