GP Strategies (GPX) 10-K/A 2019 FY Annual report (amended)

Exhibit 31.1

CERTIFICATION

I, Scott N. Greenberg, certify that:

1. I have reviewed this annual report on Form 10-K/A of GP Strategies Corporation;

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: April 29, 2020

/s/ Scott N. Greenberg

Scott N. Greenberg

Chief Executive Officer