DALLAS, Nov. 16, 2012 /PRNewswire/ -- Summit Midstream Partners, LP (NYSE: SMLP) announced today the appointment of Ms. Susan Tomasky to the board of directors ("Board") of SMLP's general partner. Ms. Tomasky was appointed to the Board on November 9, 2012 and will serve as chairperson on the conflicts committee of the Board and will serve on the audit committee of the Board. (Logo: http://photos.prnewswire.com/prnh/20120927/MM82470LOGO) Ms. Tomasky was a senior executive for 13 years at American Electric Power, one of the nation's largest electric utilities, serving from 2009 to 2011 as President of the company's transmission business, from 2007 through 2008 as Executive Vice President for Shared Services, from 2001 until 2007 as Executive Vice President and Chief Financial Officer, and from 1998 until 2001 as General Counsel. Ms. Tomasky currently serves as a director of two other public companies—Tesoro Corp. and Public Service Enterprise Group. Ms. Tomasky holds a juris doctorate degree from George Washington University National Law Center, and received her undergraduate degree from University of Kentucky in Lexington. Steve Newby, SMLP's President and Chief Executive Officer said, "I am pleased to welcome Susan to the Board and look forward to working with her. Ms. Tomasky is well regarded both in and out of the industry, and I am confident that she will be a valuable asset to Summit going forward." About Summit Midstream Partners, LP Summit Midstream Partners, LP is a growth-oriented limited partnership focused on owning and operating midstream energy infrastructure that is strategically located in the core producing areas of unconventional resource basins, primarily shale formations, in North America. SMLP currently provides fee-based natural gas gathering and compression services in two unconventional resource basins: (i) the Piceance Basin, which includes the Mesaverde, Mancos and Niobrara Shale formations in western Colorado; and (ii) the Fort Worth Basin, which includes the Barnett Shale formation in north-central Texas. SMLP owns and operates approximately 386 miles of pipeline and 147,600 horsepower of compression. SMLP is headquartered in Dallas, TX with offices in Houston, TX, Denver, CO and Atlanta, GA. Summit Midstream Partners, LLC ("Summit Investments") has a 69.1% limited partner interest in SMLP and owns and controls the general partner of SMLP, which has sole responsibility for conducting the business and managing the operations of SMLP. Summit Investments is owned by members of management, funds controlled by Energy Capital Partners II, LP, and GE Energy Financial Services, Inc. and certain of its affiliates.