PSEC – A Prospect Capital Fund

Prospect Energy Corporation Enters Into Initial Revolving Credit Facility

February 21, 2006

NEW YORK, NY — (MARKET WIRE) — 02/21/06 — Prospect Energy Corporation (NASDAQ: PSEC)announced today that it has entered into an initial revolving creditfacility (the “Facility”) with Bank of Montreal as administrative agent andHarris Nesbitt Corp. as sole book runner and sole lead arranger.

The Facility is a $20 million senior secured revolving credit facility andwill be used to supplement Prospect’s equity capital to make additionalportfolio investments. Prospect has invested a significant portion of itsinitial equity capital and expects to begin using the Facility in thecoming months to support additions to the portfolio.

Prospect is also in discussions to expand the Facility into a largerfacility of up to $100 million as the size and diversity of Prospect’sinvestment portfolio continue to expand.

“We are pleased to have achieved this important milestone, securing aninitial credit facility, for our business,” said John Barry, Chairman andChief Executive Officer of Prospect. “This facility gives us theflexibility to leverage and grow our portfolio in a cost effective way forour shareholders. We expect the size of this facility to increase in thefuture.”

ABOUT PROSPECT ENERGY CORPORATION

Prospect Energy Corporation (www.prospectenergy.com) is a closed-endinvestment company that lends to and invests in energy-related businesses.Prospect Energy’s investment objective is to generate both current incomeand long-term capital appreciation through debt and equity investments.

Prospect Energy has elected to be treated as a business development companyunder the Investment Company Act of 1940 (“1940 Act”). We are required tocomply with a series of regulatory requirements under the 1940 Act as wellas applicable NASDAQ, federal and state rules and regulations. We haveelected to be treated as a regulated investment company under the InternalRevenue Code of 1986. Failure to comply with any of the laws andregulations that apply to Prospect Energy could have an adverse effect onProspect Energy and its shareholders.

This press release contains forward-looking statements within the meaningof the Private Securities Litigation Reform Act of 1995. Any suchstatements, other than statements of historical fact, are highly likely tobe affected by other unknowable future events and conditions, includingelements of the future that are or are not under the Company’s control, andthat the Company may or may not have considered; accordingly, suchstatements cannot be guarantees or assurances of any aspect of futureperformance. Actual developments and results are highly likely to varymaterially from these estimates and projections of the future. Suchstatements speak only as of the time when made, and the Company undertakesno obligation to update any such statement now or in the future.

Please send investment proposals to:Prospect Energy CorporationJohn BarryChairman and Chief Executive Officerjbarry@prospectstreet.comGrier EliasekPresident and Chief Operating Officergrier@prospectstreet.com(212) 448-0702