PSEC – A Prospect Capital Fund

Prospect Energy Corporation Announces Expansion of Investment Team

September 10, 2004

NEW YORK, NY — (MARKET WIRE) — 09/10/04 — Prospect Energy Corporation (NASDAQ: PSEC)announced today that its investment advisor, Prospect Capital Management,LLC, has expanded its investment team to enhance its ability to originateand close mezzanine investments in the energy industry.

John E. Hopley, Eric K. Klaussmann, and Bart J. de Bie have joined ProspectCapital’s New York based investment team, and Mark N. Witt, formerly PSEC’sChief Financial Officer, will head up origination activities in Prospect’sHouston office. Karen K. Gattengo, currently PSEC’s Chief ComplianceOfficer, will assume the additional duties of Chief Financial Officer,Secretary and Treasurer.

John Hopley has 18 years of experience in energy finance and most recentlyhe served as Managing Principal at Greenwich Energy Capital Management,where he focused on project finance, leveraged buyouts, mezzanineinvestments, and private equity investments. He received his Bachelor’s andMaster’s degrees from Columbia University.

Eric Klaussman has ten years of energy sector experience and he joinsProspect after MMC Energy where he was a principal specializing inorigination, evaluation and structuring of energy investments. He receivedhis BA and Master’s degrees from Boston University.

Mr. de Bie has over nine years of industry experience and joins Prospectfrom Cenatar Advisory Group where he was a Director and helped provideadvisory services to the energy and utility sectors. He holds a BA fromthe University of Wisconsin and a JD degree from George WashingtonUniversity Law School.

“We are delighted with the addition of John, Eric and Bart to our team,”said John F. Barry, Chairman and CEO of Prospect Energy Corp, “and I ampleased that Mark Witt has agreed to focus his energies exclusively onorigination for us. All of these individuals bring deep industry experiencethat will improve our ability to originate high quality mezzaninetransactions. With these additions to our team, I believe we are now thelargest investment group in the country focused exclusively on energymezzanine investments.”

About Prospect Energy Corporation

Prospect Energy Corporation is a financial services company that lends toand invests in middle market companies in the energy industry. ProspectEnergy’s investment objective is to generate both current income andlong-term capital appreciation through debt and equity investments.

CONTACT:Prospect Energy Corporation212-448-0702www.prospectenergy.com