JOINT NEWS RELEASE

TOURMALINE OIL CORP. COMPLETES ACQUISITION OF CINCH ENERGY CORP.

CALGARY, ALBERTA – (July 12, 2011)

Tourmaline Oil Corp. (TSX: TOU) (“Tourmaline”) and Cinch Energy Corp. (TSX: CNH) (“Cinch”) jointly announce the completion of Tourmaline’s previously announced acquisition of all of the outstanding Cinch common shares pursuant to an arrangement under the Business Corporations Act (Alberta) (the “Arrangement”). Under the Arrangement, which was approved by Cinch shareholders by a 99.9% majority, Cinch shareholders received 0.06366 of a Tourmaline common share for each Cinch common share resulting in the issue of approximately 6.4 million Tourmaline common shares. It is anticipated that the Cinch common shares will be delisted from trading on the TSX on or about July 18, 2011.

Peters & Co. Limited acted as exclusive financial advisor to Tourmaline and RBC Capital Markets acted as exclusive financial advisor to Cinch with respect to the Arrangement.

ABOUT TOURMALINE OIL CORP.

Tourmaline is a Canadian intermediate crude oil and natural gas exploration and production company focused on long-term growth through an aggressive exploration, development, production and acquisition program in the Western Canadian Sedimentary Basin.

FOR FURTHER INFORMATION, PLEASE CONTACT:

Tourmaline Oil Corp.
Michael Rose
Chairman, President and Chief Executive Officer
(403) 266-5992

OR

Tourmaline Oil Corp.
Brian Robinson
Vice President, Finance and Chief Financial Officer
(403) 767-3587; robinson@tourmalineoil.com

OR

Tourmaline Oil Corp.
Scott Kirker
Secretary and General Counsel
(403) 767-3593; kirker@tourmalineoil.com

OR

Tourmaline Oil Corp.
Suite 3700, 250 – 6th Avenue S.W.
Calgary, Alberta T2P 3H7
Phone: (403) 266-5992
Facsimile: (403) 266-5952
E-mail: info@tourmalineoil.com
Website: www.tourmalineoil.com