Overview

Atlantic Power is a leading publicly traded, power generation and infrastructure company with a well-diversified portfolio of assets in the United States and Canada. The Company's power generation projects sell electricity to utilities and other large commercial customers under long-term PPAs, which seek to minimize exposure to changes in commodity prices.

Its power generation projects in operation have an aggregate gross electric generation capacity of approximately 2,945 MW in which its aggregate ownership interest is approximately 2,024 MW. Its current portfolio consists of interests in twenty-eight operational power generation projects across eleven states in the United States and two provinces in Canada.

Atlantic Power trades on the New York Stock Exchange under the symbol AT and on the Toronto Stock Exchange under the symbol ATP.

Listed Securities:

Common shares

Dividends on common shares are paid quarterly in Canadian dollars at a rate of Cdn$0.12 annually.

ATP:TSX; AT:NYSE
Shares Issued & Outstanding: 121,048,676

Preferred shares

Dividends on preferred shares are paid quarterly in Canadian dollars.

AZP.PR.A:TSX (par value Cdn$25.00)
Shares Issued & Outstanding: 5,000,000
Interest rate: 4.85%

AZP.PR.B:TSX (par value Cdn$25.00)
Shares Issued & Outstanding: 2,338,094
Interest rate: 5.57%

AZP.PR.C:TSX (par value Cdn$25.00)
Shares Issued & Outstanding: 1,661,906
Interest rate: floating rate which is calculated quarterly using the Canadian Government 90-day Treasury Bill yield plus 4.18%

6.25% Convertible Subordinated Debentures

The Debentures pay interest semi-annually on March 15 and September 15 each year. The Debentures mature on March 15, 2017 and are convertible into 76.9231 common shares per Cdn$1,000 principal amount of Debentures, at any time, at the option of the holder, representing a conversion price of Cdn$13.00 per common share.

Ticker Symbol: ATP.DB.A:TSX Principal Amount Outstanding: Cdn$67.4 million

5.60% Convertible Subordinated Notes

The debentures pay interest semi-annually on June 30 and December 31 each year. The Debentures mature on June 30, 2017 and are convertible into 55.2486 common shares per Cdn$1,000 principal amount of Debentures, at any time, at the option of the holder, representing a conversion price of Cdn18.10 per common share.

Ticker Symbol: ATP.DB.B:TSX Principal Amount Outstanding: Cdn$80.5 million

5.75% Convertible Subordinated Debentures

The Debentures pay interest semi-annually on June 30 and December 31 each year. The Debentures mature on June 30, 2019 and are convertible into 57.9710 common shares per US$1,000 principal amount of Debentures, at any time, at the option of the holder, representing a conversion price of US$17.25 per common share.

Ticker Symbol: ATP.DB.U:TSX Principal Amount Outstanding: US$130 million

6.00% Series D Convertible Subordinated Debentures

The Debentures pay interest semi-annually on June 30 and December 31 each year. The Debentures mature on December 31, 2019 and are convertible into 68.9655 common shares per Cdn$1,000 principal amount of Debentures, at any time, at the option of the holder, representing a conversion price of Cdn$14.50 per common share.

Ticker Symbol: ATP.DB.D:TSX Principal Amount Outstanding: Cdn$100 million

Transfer Agent:

Computershare Investor Services, Inc
100 University Avenue
Toronto, ON M5J 2Y1

Legal Counsel:
Goodmans LLP
Bay Adelaide Centre
333 Bay Street, Suite 3400
Toronto, ON M5H 2S7 CANADA

Cleary Gottlieb
One Liberty Plaza
New York, NY 10006

Auditor:
KPMG LLP
345 Park Avenue
New York, NY 10154 USA

Our Office Locations:
Boston (Headquarters):
1 Federal St., FL 30
Boston, MA 02110
617-977-2400
617-977-2700 (Investor Relations)
Info@atlanticpower.com

EMERGENCY HOTLINE
To report an emergency at one of our facilities,
please call: 617-977-8588

Chicago:
3250 Lacey Road
Downers Grove, IL 60515 USA
630-427-6300

Toronto:
1620 123 Front Street West
Toronto, ON M5J 2M2 CANADA
416-773-7400

San Diego:
8835 Balboa Avenue, Ste. D
San Diego, CA 92123
858-492-5460

Seattle:
123 NW 36th St., Suite 210
Seattle, WA 98107
425-455-9014