Suncor Energy to release first quarter 2009 financial results

Calgary, Alberta (April 16, 2009) — Suncor Energy Inc. will release its first quarter financial results on Thursday, April 23, 2009 at 12:30 a.m. MT / 2:30 a.m. ET.

Following the release, a teleconference to review the first quarter will be held at 7:30 a.m. MT / 9:30 a.m. ET. Representing management will be Rick George, president and chief executive officer, Ken Alley, chief financial officer and John Rogers, vice president, investor relations. A question and answer period will follow brief remarks from management.

To participate in the teleconference, call toll-free 1-800-732-9307. Those calling from outside of North America should dial +1-416-644-3414. An archive of the conference call will be available until May 7, 2009. To access, dial 1-877-289-8525 (pass code: 21301269 followed by the pound sign). Callers from outside North America should dial +1-416-640-1917 (pass code: 21301269 followed by the pound sign).

To participate in the conference via webcast, go to www.suncor.com/webcasts.

As announced on April 2, Suncor's annual meeting has been rescheduled and combined with a special meeting to consider the amalgamation by way of an arrangement of Suncor and Petro‑Canada. This annual and special meeting of Suncor shareholders will be held at 1:00 p.m. (MDT) on Thursday, June 4, 2009 in the Wildrose Ballroom at the Sheraton Suites Eau Claire at 255 Barclay Parade S.W., Calgary, Alberta.

Suncor Energy Inc. is an integrated energy company headquartered in Calgary, Alberta. Suncor's oil sands business, located near Fort McMurray, Alberta, extracts and upgrades oil sands and markets refinery feedstock and diesel fuel, while operations throughout western Canada produce natural gas. Suncor also operates a refining and marketing business which includes refining, retail, pipeline and distribution operations in Ontario, Canada and in Colorado and Wyoming in the United States. Suncor's common shares (symbol: SU) are listed on the Toronto and New York stock exchanges.

Suncor Energy (U.S.A.) Inc. is an authorized licensee of the Shell® and Phillips 66® brand and marks in the state of Colorado. Sunoco in Canada is separate and unrelated to Sunoco in the United States, which is owned by Sunoco, Inc. of Philadelphia.

— 30 —

For more information about Suncor Energy Inc. please visit our web site at www.suncor.com .

Media inquiries: Shawn Davis, (403) 920-8379
Investor inquiries: John Rogers, (403) 269-8670

For more information please contact: