FOR IMMEDIATE RELEASE: December 20, 2005

Catamount Energy Corporation Announces Closure of Its Sale to
Diamond Castle

RUTLAND, VT - Catamount Resources Corporation, a wholly owned subsidiary of Central Vermont Public Service Corporation (CVPS), has closed on the sale of its remaining interest in Catamount Energy Corporation (Catamount) to Diamond Castle Holdings LLC (Diamond Castle) for $59,250,000.

"We are very pleased to have Diamond Castle in place as our new owner," said James Moore, the CEO of Catamount. "The stronger capitalization will support our ongoing efforts to grow Catamount's wind energy business in the U.S. and the UK." Moore noted that Catamount's senior management will also be investing alongside Diamond Castle.

"We are pleased to have worked with CVPS to structure a transaction which met the needs of all parties and which now has resulted in our 100% ownership of Catamount in partnership with its management team," said Mike Ranger, a senior managing director at Diamond Castle.

Catamount is a developer, owner, and operator of wind energy projects and has been in the business of providing clean, cost-competitive electricity in the U.S. and Europe for 19 years.

More information regarding Catamount is available on its web site at www.catenergy.com.

CONTACT: Marie Smith
Catamount Energy Corporation
802.772.6747 or Fax 802.772.6799
ismith@catenergy.com

This press release includes statements that may constitute "forward-looking" statements, usually containing the words "believe," "estimate," "project," "expect," or similar expressions. These statements are made pursuant to the safe harbor provision of the Private Securities Litigation Reform Act of 1995. Forward-looking statements inherently involve risks and uncertainties that could cause actual results to differ materially from the forward-looking statements. Factors that would cause or contribute to such differences include, but are not limited to, future trends in wind and other projects, acceptance of the Companies' products and services in the marketplace, competitive factors, dependence upon third-party vendors, and other risks. By making these forward-looking statements, the Companies undertake no obligation to update these statements for revision or changes after the date of this release.