Main Street Announces New Portfolio Investment

Invests $35.0 Million in Recapitalization of Commercial Concrete Subcontractors

HOUSTON, Jan. 7, 2026 /PRNewswire/ — Main Street Capital Corporation (NYSE: MAIN) („Main Street“) is pleased to announce that it recently completed a new portfolio investment totaling $35.0 million to facilitate the minority recapitalizations of two commercial concrete contracting companies (the „Companies“) under one holding company. Main Street partnered with the Companies‘ existing owners and management teams to facilitate the transactions, with Main Street’s investment including a combination of first lien, senior secured term debt and a direct minority equity investment.

Headquartered in the Northeastern United States, the Companies are industry leading providers of comprehensive concrete services, including earthwork for foundations, construction of footings, stem walls and retaining walls, and the installation of both unreinforced and reinforced concrete slabs. Additional capabilities include installation of exterior concrete solutions such as truck aprons, dolly strips, drive-in ramps and loading docks. The Companies‘ services are utilized in various large commercial applications, including warehouses, distribution centers, data centers and cold storage facilities.