BerlinRosen, a communications firm backed by O2 Investment Partners, has made an investment in Inkhouse, a strategic communications agency.

Founded in 2007, Inkhouse is a strategic communications firm with over 140 team members. The firm is headquartered in Boston, with offices in seven other cities, and offers communications for its clients across technology, artificial intelligence, healthcare, venture capital, climate tech, education, consumer and security. Inkhouse will continue to retain its brand, remain under its existing leadership.