Exhibit 31.1
CERTIFICATION
I, Michael J. Gasser, certify that:
1. I have reviewed this quarterly report on Form 10-Q/A of Greif, Inc.; and
2. Based on my knowledge, this quarterly 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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| November 17, 2010 | /s/ Michael J. Gasser | |
| | Michael J. Gasser, | |
| | Chairman and Chief Executive Officer
(Principal executive officer) |
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