Exhibit 99.5
CERTIFICATION OF INTERIM FILINGS
I, Alex J. Pourbaix, President & Chief Executive Officer of Cenovus Energy Inc., certify the following:
1. | Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of Cenovus Energy Inc. (the “issuer”) for the interim period ended March 31, 2021. |
5. | Design: Subject to the limitations, if any, described in paragraphs 5.2 and 5.3, the issuer’s other certifying officer(s) and I have, as at the end of the period covered by the interim filings |
| (a) | designed DC&P, or caused it to be designed under our supervision, to provide reasonable assurance that |
| (i) | material information relating to the issuer is made known to us by others, particularly during the period in which the interim filings are being prepared; and |
5.1 | Control framework: The control framework the issuer’s other certifying officer(s) and I used to design the issuer’s ICFR is the Committee of Sponsoring Organizations of the Treadway Commission (“COSO”) framework in Internal Control – Integrated Framework. |
5.2 | ICFR - material weakness relating to design: N/A |
5.3 | Limitation on scope of design: The issuer has disclosed in its interim MD&A |
| (a) | the fact that the issuer's other certifying officer(s) and I have limited the scope of our design of DC&P and ICFR to exclude controls, policies and procedures of a business that the issuer acquired not more than 365 days before the last day of the period covered by the interim filings; and |
| (b) | summary financial information about the business that the issuer acquired that has been proportionately consolidated or consolidated in the issuer's financial statements. |