Exhibit 31.3

Certification Pursuant to pursuant to Rule 13a-14(a) or Rule 15d-14(a)

of the Securities Exchange Act of 1934, as amended

I, George Ng , certify that:

1. I have reviewed this Annual Report on Form 10-K/A of Processa Pharmaceuticals, Inc. (the “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.