Macquarie Infrastructure Holdings, LLC., (MIH) formerly Macquarie Infrastructure Corporation (MIC), owned, operated and invested in a diversified group of infrastructure businesses. Macquarie Infrastructure Corporation's business consisted of the largest network of fixed-base operations in the United States, the largest bulk storage terminal business in the U.S., a gas production and distribution business, and a controlling interest in two district energy businesses. The company was headquartered in New York City. MIC was managed by Macquarie Infrastructure Management (USA) Inc. (MIMUSA), which was also one of MIC's largest shareholders. MIMUSA was a member of Sydney-based Macquarie Group Limited.
MIC's Atlantic Aviation division was sold to KKR & Co. in 2021[2] and the remainder of its assets and operations were bought by Argo Investments in a complex merger with Argo affiliate AMF Hawaii Holdings, LLC finalized in 2022.[3][4][5]