MiddleGround Capital, a private equity firm, completed the acquisition of Manth-Brownell, a manufacturer of precision machined components. Financial terms were not disclosed. “We’re excited about bringing Manth-Brownell together with Alco. Manth-Brownell’s capabilities are impressive, and we are confident that the combined businesses will be able to provide an even more robust offering to their customers with the same excellent service and reliable delivery they have depended on for many decades,” John Stewart, MiddleGround Partner.