An affiliate of a global infrastructure investment vehicle acquired an approximately 50% stake in Lighthouse Super Holdings, LLC from Third Coast Midstream, LLC on June 7, 2021. RBC Capital Markets and Barclays served as financial advisers to ArcLight and Lighthouse, and Kirkland & Ellis LLP served as their legal adviser. BofA Securities, Inc. served as financial adviser to the investor, and Milbank LLP served as its legal adviser. An affiliate of a global infrastructure investment vehicle completed the acquisition of an approximately 50% stake in Lighthouse Super Holdings, LLC from Third Coast Midstream, LLC on June 7, 2021.