TowerBrook-backed EPSA, a provider of sustainable performance solutions for businesses and public bodies, completed the acquisition of AB&C, a company focused on operational performance for businesses and administrations, from Gate Invest, a private equity firm. Financial terms were not disclosed. “This acquisition represents a significant step in our internationalization strategy, and we are delighted to welcome new entrepreneurs who will contribute to the future success of our adventure," Matthieu Gufflet, EPSA President and Founder.