Second Quarter 2011 Conference Call by mm6889


									Press Release                                                                   TSX – GFS
                                                                                July 17, 2011

                         Second Quarter 2011 Conference Call

GASFRAC Energy Services Inc. (“GASFRAC”) intends to release its second quarter 2011
results on Monday August 8, 2011 after the close of market.

The Company will host a conference call on Tuesday, August 9, 2011 at 10:00 a.m. MT
(12:00 p.m. ET) to discuss the Company’s results for the second quarter of 2011.

To listen to the webcast of the conference call, please enter:
in your web browser or visit the Investor Information section of our website

To participate in the Q&A session, please call the conference call operator at 1-866-226-1792
fifteen minutes prior to the call’s start time and ask for “GASFRAC Second Quarter Results
Conference Call”.

A replay of the call will be available until August 16, 2011 by dialing 1-800-408-3053 (North
America) or 1-905-694-9451 (outside North America). Playback passcode: 5087886. The
Company will also archive the conference on its website at

GASFRAC is an oil and gas service company headquartered in Calgary, Alberta, Canada, whose
primary business is to provide LPG fracturing services to oil and gas companies in Canada and
the USA.

Requests for shareholder information should be directed to:

James M Hill
Chief Financial Officer
Phone: 403-515-3387

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