Capstone Infrastructure Corporation Announces Closing of $75 Million Preferred Share Offering

TORONTO, ONTARIO--(Marketwire - June 30, 2011) -

NOT FOR DISTRIBUTION TO U.S. NEWSWIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES

Capstone Infrastructure Corporation (TSX:CSE)(TSX:CSE.DB.A) ("Capstone" or the "Corporation") today announced that it has closed its previously announced offering of 3,000,000 Cumulative 5-Year Rate Reset Preferred Shares, Series A (the "Series A Shares") at a price of $25.00 per Series A Share for aggregate gross proceeds of $75,000,000.

The Series A Shares were sold to a syndicate of underwriters co-led by TD Securities Inc., Macquarie Capital Markets Canada Ltd. and RBC Capital Markets on a bought deal basis. The underwriters are entitled, pursuant to an over-allotment option exercisable in whole or in part at any time up until 30 days after the closing date, to purchase an additional 450,000 Series A Shares at $25.00 per Series A Share.

The Series A Shares will be listed and posted for trading on the Toronto Stock Exchange under the symbol "CSE.PR.A". The net proceeds of the offering will be used to fund the Corporation's final equity payment for the construction of the Amherstburg solar power facility, to fund future potential acquisitions and for general corporate purposes.

The Corporation also announced today that the Amherstburg solar power facility has achieved commercial operation under its Renewable Energy Standard Offer Program contract with the Ontario Power Authority and is in the process of finalizing acceptance testing, which is expected to be completed in the first week of July.

This press release is not an offer of securities for sale in the United States. The Series A Shares have not been and will not be registered under the United States Securities Act of 1933 and accordingly will not be offered, sold or delivered, directly or indirectly within the United States, its possessions and other areas subject to its jurisdiction or to, or for the account or for the benefit of a U.S. person, except in limited circumstances.

About Capstone Infrastructure Corporation

Capstone Infrastructure Corporation's mission is to build and responsibly manage a high quality portfolio of infrastructure businesses in Canada and internationally in order to deliver a superior total return to shareholders through a combination of stable dividends and capital appreciation. The Corporation's portfolio currently includes investments in gas cogeneration, wind, hydro, biomass and solar power generating facilities, representing approximately 370 MW of installed capacity, and a 33.3% interest in a district heating business in Sweden. For more information, please visit the Corporation's website at www.capstoneinfrastructure.com.

Notice to Readers:

Certain of the statements contained in this news release are forward-looking and reflect management's expectations regarding the Corporation's future growth, results of operations, performance and business based on information currently available to the Corporation. Forward-looking statements are provided for the purpose of presenting information about management's current expectations and plans relating to the future and readers are cautioned that such statements may not be appropriate for other purposes. These statements use forward-looking words, such as "anticipate", "continue", "could", "expect", "may", "will", "estimate", "believe" or other similar words. These statements are subject to significant known and unknown risks and uncertainties that may cause actual results or events to differ materially from those expressed or implied by such statements and, accordingly, should not be read as guarantees of future performance or results. The forward-looking statements in this news release are based on information currently available and what the Corporation currently believes are reasonable assumptions, including the material assumptions for each of the Corporation's assets set out in its fiscal 2010 Annual Report under the heading "Asset Performance" as updated in subsequently filed Quarterly Financial Reports of the Corporation and other filings made by the Corporation with the Canadian securities regulatory authorities (such documents are available on the Canadian Securities Administrators' System for Electronic Document Analysis and Retrieval ("SEDAR") at www.sedar.com). Other material factors or assumptions that were applied in formulating the forward-looking statements contained herein include the assumption that the business and economic conditions affecting the Corporation's operations will continue substantially in their current state, including, with respect to industry conditions, general levels of economic activity, regulations, weather, taxes and interest rates, and that there will be no unplanned material changes to the Corporation's facilities, equipment or contractual arrangements.

Although the Corporation believes that it has a reasonable basis for the expectations reflected in these forward-looking statements, actual results may differ from those suggested by the forward-looking statements for various reasons, including risks related to: power infrastructure (operational performance; power purchase agreements; fuel costs and supply; contract performance; development risk; technology risk; default under credit agreements; land tenure and related rights; regulatory regime and permits; environmental, health and safety; climate change and the environment; and force majeure) and the Corporation (tax-related risks; variability and payment of dividends, which are not guaranteed; geographic concentration and non-diversification; insurance; environmental, health and safety regime; availability of financing; shareholder dilution; and the unpredictability and volatility of the common share price of the Corporation). There are also a number of risks related to the Corporation's investment in Värmevärden, the district heating business in Sweden, including: fuel costs and availability; industrial and residential contracts; geographic concentration; regulatory environment; environmental, health and safety; reliance on key personnel; labour relations; assumption of liabilities; minority interest; and foreign exchange. There is also a risk that Värmevärden may not achieve expected results.

For a more comprehensive description of these and other possible risks, please see the Corporation's Annual Information Form dated March 24, 2011 for the year ended December 31, 2010 as updated in subsequently filed Quarterly Financial Reports and other filings made by the Corporation with the Canadian securities regulatory authorities. These filings are available on SEDAR. The assumptions, risks and uncertainties described above are not exhaustive and other events and risk factors could cause actual results to differ materially from the results and events discussed in the forward-looking statements. These forward-looking statements reflect current expectations of the Corporation as at the date of this news release and speak only as at the date of this news release. Except as may be required by law, the Corporation does not undertake any obligation to publicly update or revise any forward-looking statements.