Fortistar-backed Fortistar Methane Group, a developer of renewable natural gas facilities, agreed to merge with TruStar Energy, a company in the RNG fuel supply for the transportation sector. Financial terms were not disclosed. The merger creates a complete, vertically-integrated business that handles every step from project development and construction to producing, marketing and dispensing renewable fuel and the associated renewable credits. With this merger, the combined company will maintain one of the largest portfolios of internally-produced RNG to ensure a stable renewable fuels supply for its customers.