HOUSTON, Aug. 9, 2013 /PRNewswire/ -- Main Street Capital Corporation (NYSE: MAIN) ("Main Street") announced today that it closed a new portfolio investment totaling $16.8 million of invested capital in Southern RV, LLC and Southern RV Real Estate, LLC (collectively, "Southern RV"). Main Street's investment in Southern RV consists of $14.6 million in first lien, senior secured term debt, of which $3.3 million is a first lien mortgage loan, and a $2.2 million direct equity investment. Southern RV is one of the largest dealers of new and used recreational vehicles ("RV") and related services in the Gulf Coast region. Founded in 2000, Southern RV operates under the Southern RV Supercenter name and offers more than 20 brands of RVs at its dealerships in Bossier City, LA, Tyler, TX, and Lafayette, LA. Southern RV Real Estate, LLC owns the real property assets of Southern RV's Bossier City, LA and Tyler, TX locations. Main Street partnered with Southern RV's founders and management team, who collectively contributed approximately $4.0 million in equity capital, to facilitate the recapitalization and growth financing of Southern RV. ABOUT MAIN STREET CAPITAL CORPORATION Main Street ( www.mainstcapital.com) is a principal investment firm that provides long-term debt and equity capital to lower middle market companies and debt capital to middle market companies. Main Street's portfolio investments are typically made to support management buyouts, recapitalizations, growth financings, refinancings and acquisitions of companies that operate in diverse industry sectors. Main Street seeks to partner with entrepreneurs, business owners and management teams and generally provides "one stop" financing alternatives within its lower middle market portfolio. Main Street's lower middle market companies generally have annual revenues between $10 million and $150 million. Main Street's middle market debt investments are made in businesses that are generally larger in size than its lower middle market portfolio companies. Main Street's common stock trades on the New York Stock Exchange ("NYSE") under the symbol "MAIN." In addition, Main Street has outstanding 6.125% Notes due 2023, which trade on the NYSE under the symbol "MSCA."