Exhibit 32.1
CERTIFICATION PURSUANT TO RULE 13a-14(a) OR RULE 15d-14(a)
OF THE SECURITIES EXCHANGE ACT OF 1934
I, Don R. Kania, certify that:
| 1. | I have reviewed this Amendment No. 1 to quarterly report on Form 10-Q/A of FEI Company; 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. |
Date: December 18, 2009
| By: | /s/ Don R. Kania | |
| Don R. Kania | ||
| President and Chief Executive Officer |
