Graham Partners completed the investment in BrightSign.

Graham Partners, a private equity firm, completed the investment in BrightSign, a developer and manufacturer of digital signage media players and software. Financial terms were not disclosed. "BrightSign is a leading, innovative player in the industry with superior technology and strong customer and partner relationships. Graham plans to leverage the company’s leading market position and continue its expansion into high-growth end markets and technology partnerships," Rob Newbold, Graham Partners Managing Principal.