HOUSTON, May 10, 2016 /PRNewswire/ -- Main Street Capital Corporation (NYSE: MAIN ) ("Main Street") is pleased to announce that it recently completed the exit of its debt and equity investments in Safety Holdings, Inc., doing business as SambaSafety® ("SambaSafety"), upon the successful closing of SambaSafety's previously announced definitive agreement with a private equity group to complete a majority recapitalization of SambaSafety. Main Street realized a gain of approximately $28.4 million on the exit of its equity investments in SambaSafety, and on a cumulative basis since Main Street's initial investment in SambaSafety in November of 2011, Main Street realized a total internal rate of return of 143.2% and a 14.6 times money invested return on its equity investments in SambaSafety.