Exhibit 31.1
CERTIFICATION
I, Edward Dietzler, certify that:
1. I have reviewed this Amendment No. 1 to the Annual Report on Form 10-K of Princeton Bancorp, 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.
| /s/ Edward Dietzler |
| Edward Dietzler |
| President and Chief Executive Officer |
| (Principal Executive Officer) |
April 15, 2025