RALEIGH, N.C., Dec. 11, 2012 (GLOBE NEWSWIRE) -- Triangle Capital Corporation (NYSE:TCAP) ("Triangle" or the "Company"), a leading provider of capital to lower middle market companies located throughout the United States, announced today that it closed a $16.0 million investment in Comverge, Inc. ("Comverge") consisting of subordinated debt and equity. Based in Norcross, GA, Comverge delivers a comprehensive suite of intelligent energy management solutions that enable utilities, grid operators, and commercial and industrial organizations to optimize their energy usage in order to reduce costs, meet regulatory requirements, and support sustainability initiatives. About Triangle Capital Corporation Triangle Capital Corporation ( www.TCAP.com ) invests capital in established companies in the lower middle market to fund growth, changes of control and other corporate events. Triangle offers a wide variety of investment structures, and specializes in mezzanine financing with equity components. Triangle's investment objective is to seek attractive returns by generating current income from debt investments and capital appreciation from equity related investments. Triangle's investment philosophy is to partner with business owners, management teams and financial sponsors to provide flexible financing solutions. Triangle typically invests $5.0 million - $25.0 million per transaction in companies with annual revenues between $20.0 million and $200.0 million and EBITDA between $3.0 million and $20.0 million. Triangle has elected to be treated as a business development company under the Investment Company Act of 1940 ("1940 Act"). Triangle is required to comply with a series of regulatory requirements under the 1940 Act as well as applicable NYSE, federal and state laws and regulations. Triangle has elected to be treated as a regulated investment company under the Internal Revenue Code of 1986. Failure to comply with any of the laws and regulations that apply to Triangle could have a material adverse effect on Triangle and its stockholders.