New Mountain Capital, a private equity firm, completed the investment in Classic Collision, an Atlanta-based multi-site operator of 34 collision repair facilities. Financial terms were not disclosed. “The investment by New Mountain sets the stage for the acceleration of organic and acquisition-based growth at Classic. We are confident that New Mountain's proven track record of building businesses and supporting management teams through close strategic engagement will help us accelerate the execution of our core strategies. We look forward to our partnership and the benefits it will yield for our customers, employees and industry partners,” Toan Nguyen, Classic CEO.