Private equity deals

Altasciences Group, a Canadian clinical contract research organization, has acquired Vince andAssociates Clinical Research, an Overland Park, Kansas-based provider of clinical trial recruitment solutions, from Gryphon Partners. No financial terms were disclosed. Altasciences shareholders include BMO Capital Partners and Kilmer Capital Partners. www.altasciences.com Brentwood Associates has completed dividend recaps for two portfolio companies: K-Mac HoldingsCorp. (via excess capacity in an existing $252m credit facility) and Paper Source Inc. (via a new $50m credit facility). K-Mac is the country's largest Taco Bell MORE