The Vision Group of Companies, a building materials provider, completed the acquisition of Energi Fenestration Solutions, a provider of PVC windows and doors, from OpenGate Capital, a private equity firm. Financial terms were not disclosed. "This is an important and exciting day for both of our organizations and one that will position us for greater growth, as well as ensure that we remain a highly competitive global company for years to come. Together we will protect and build our customer relationships by consistently delivering the outstanding service and quality products expected from us," Vic De Zen, Vision CEO and Chairman.