Hidden Harbor Capital Partners, a private equity firm, completed the acquisition of Monster Transmission, a premier supplier of all automotive transmission types, from Woodbridge International, a mergers and acquisitions firm. Financial terms were not disclosed. “We are pleased to partner with Hidden Harbor and know that their operational resources and support will help us realize our growth opportunities. The existing owners will retain ownership in Monster Transmission and remain committed to delivering exceptional service to our customers, creating rewarding opportunities for our employees, and supporting our suppliers and other key business partners,” Achilles Thomas, Monster Transmission CEO.