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We hereby consent to the incorporation by reference in this Annual Report on Form 40-F for the year ended December 31, 2021 of Stantec Inc. of our report dated February 23, 2022, relating to the consolidated financial statements and effectiveness of internal control over financial reporting, which appears in the Exhibit incorporated by reference in this Annual Report.

We also consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-143082), Form S-8 (No. 333-143084) and Form S-8 (No. 333-212932) of Stantec Inc. of our report dated February 23, 2022 referred to above. We also consent to reference to us under the heading “Interests of Experts,” which appears in the Annual Information Form included in the Exhibit incorporated by reference in this Annual Report on Form 40-F, which is incorporated by reference in such Registration Statements.