Anterra Energy Announces 2012 Year End Reserves and Financial Results

CALGARY, ALBERTA–(Marketwired – Apr 25, 2013) – Anterra Energy Inc. (“Anterra” or the “Company”) (TSX VENTUR:AE.A) announces that the Company released its financial and operating results for the year ended December 31, 2012. The full text of the Company’s audited financial statements and related Management’s Discussion and Analysis (“MD&A”) can be found at: www.sedar.com and on the Company’s website atwww.anterraenergy.com.

In addition, Anterra announces its reserves for the fiscal year ended December 31, 2012. In accordance with National Instrument 51-101, AJM Deloitte (“AJM”) independently prepared the Company’s Reserve Report (the “AJM Report”) which evaluated all of the Company’s oil, natural gas and liquids reserves as at December 31, 2012. The Company filed its statement of reserves data and other oil and gas information pursuant to National Instrument 51-101, which statement is also available for public viewing on SEDAR at www.sedar.com and on the Company’s website at www.anterraenergy.com.

About Anterra Energy

Anterra Energy is an independent exploration, development and production company with an emerging focus on the use of advanced exploration technologies including 3-D imaging, horizontal drilling and multi-stage completions to systematically develop its portfolio of conventional and non-conventional oil and gas projects. Complementing this strong exploitation and development focus, the Company owns and operates fee-based midstream facilities in western Canada. Anterra is a public Canadian company listed on the TSXV under the symbol AE.A. More information about Anterra is available on the Company’s website at www.anterraenergy.com.