Exhibit 31.1
CERTIFICATION
I, David L. Brown, Chairman and Chief Executive Officer, certify that:
1. I have reviewed this Amendment No. 1 to Form 10-K/A of National Dentex Corporation; 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.
| /s/ David L. Brown | ||||
| David L. Brown | ||||
| Chairman and Chief Executive Officer | ||||
April 30, 2010