Exhibit

Exhibit 31.4

Certification by the Chief Financial Officer pursuant to

Securities Exchange Act Rules 13a-14(a) and 15d-14(a)

as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

I, Benoit Fouilland, certify that:

1. I have reviewed this Amendment No. 1 to the Annual Report on Form 10-K/A of Criteo S.A.; 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: April 27, 2020



By:	/s/ Benoit Fouilland
Name:	Benoit Fouilland
Title:	Chief Financial Officer (Principal Financial and Accounting Officer)