Attached files
| file | filename |
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| 10-K/A - GRAN TIERRA ENERGY INC. | v212683_10ka1.htm |
| EX-31.2 - GRAN TIERRA ENERGY INC. | v212683_ex31-2.htm |
EXHIBIT 31.1
CERTIFICATION
I, Dana Coffield, certify that:
1. I have reviewed this Form 10-K of Gran Tierra Energy Inc.; and
2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.
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Date: February 28, 2011
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/s/ Dana Coffield
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Dana Coffield
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Chief Executive Officer and President
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(Principal Executive Officer)
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