WSP Global Investor Presentation — May 2024

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Q12024ResultsCAUTIONARY STATEMENT AND NON -IFRS MEASURES

CAUTIONARY STATEMENT

—Certain information regarding WSP Global Inc. ("WSP" or the "Corporation") contained herein isnot based on historical facts and may constitute forward -looking statements or forward -looking

information under Canadian securities laws (collectively, “forward -looking statements”). Forward -looking statements may include estimates, plans, strategic ambitions, objectives, expectations,

opinions, forecasts, projections, guidance, outlook ,or other statements that are not statements of fact. Forward -looking statements made by the Corporation in this presentation ma y include

statements about the strength of our backlog, our 2024 financial outlook, the strength of the markets across our key regions, our proposed strategy, our operating performance, financial

outlook . These forward -looking statements are based on a number of assumptions believed by the Corporation to be reasonable as of May 8, 2024 , including assumptions set out through this

presentation and under section 16 “Forward -Looking Statements” of WSP's Management's Discussion & Analysis ("MD&A") for the first quarter ended March 30, 2024, which is available on

SEDAR +at www.sedarplus.ca.

—Although WSP believes that the expectations reflected in such forward -looking statements are reasonable, it can give no assuranc e that such expectations will prove to have been correct.

These statements are subject to certain risks and uncertainties and may be based on assumptions that could cause actual resul ts to differ materially from those anticipated or implied in the

forward -looking statements. WSP's forward -looking statements are expressly qualified in their entirety by this cautionary statem ent. The complete version of the cautionary note regarding risk

factors, which, if realized, could cause the Corporation's actual results to differ materially from those expressed or implie d in forward -looking statements, are discussed in greater detail in