Slide 1: Q3 2025 Financial Results
Q3 2025 FINANCIAL RESULTS NOVEMBER 5, 2025
Slide 2: Cautionary statement and non-IFRS measures
Cautionary statement and non-IFRS measures CAUTIONARY STATEMENT Certain information contained herein is not based on historical or current facts and may constitute forward-looking statements or forward-looking information (collectively, “forward-looking statements”) under Canadian securities laws. F
Slide 3: Q3 2025 Highlights
Q3 2025 HIGHLIGHTS 3
Slide 4: Q3 2025 Highlights
Q3 2025 $4.53B (+13.8% vs Q3 2024) $3.46B (+15.6% vs Q3 2024) 3.7% Organic growth in HIGHLIGHTS Revenues Net Revenues(1) Net Revenues(2) $700.4M 20.2% $450.8M (+19.6% vs Q3 2024) (70bps increase vs Q3 2024) (+28.2% vs Q3 2024) Adjusted EBITDA(3) Adjusted EBITDA margin(3) Earnings before net financin
Slide 5: Q3 Healthy Underlying Performance
Net Revenue organic Net revenue organic growth (contraction) growth (contraction) As reported As adjusted* Q3 Canada* 4.4% 1.6% 6.0 % • *Adjusted to exclude the favourable impact of revisions to estimated contract revenues on a significant project in the third quarter of 2024 in Canada. 2025 • Backl
Slide 6: Revised Financial Outlook
Revised Previous Fiscal 2024 Outlook Outlook Range* Results 2025 Range* REVISED Revenues N/A N/A $16.17 billion FINANCIAL Net Revenues Between $13.8 billion and $14.0 billion Between $13.5 billion and $14.0 billion $12.17 billion OUTLOOK* Between $2.540 billion Between $2.50 billion and Adjusted EBI
Slide 7: Four core end-markets supported by secular trends
Four core end-markets supported by secular trends EARTH & POWER & TRANSPORT PROPERTY ENVIRONMENT ENERGY & INFRASTRUCTURE & BUILDINGS WSP has been awarded funding for More than four in five Americans (83 As a named supplier on Management We are supporting Lilly Gateway Labs’ the SatCaribou project as
Slide 8: Q3 2025 Financial Performance
Q3 2025 FINANCIAL PERFORMANCE 8
Slide 9: Revenues and Net revenues
Revenues Net revenues +14% $4,533.7 +16% $3,983.9 $3,463.1 $2,996.9 Q3 2024 Q3 2025 Q3 2024 Q3 2025 Numbers are quoted in millions of dollars (except percentages) 9
Slide 10: EBIT and Adjusted EBITDA and margin
EBIT Adjusted EBITDA ($) and adjusted EBITDA margin (%) +28% +20% $700.4 $585.4 $450.8 $351.7 +70 bps 19.5% 20.2% Q3 2024 Q3 2025 Q3 2024 Q3 2025 Numbers are quoted in millions of dollars (except percentages) 10
Slide 11: Net earnings and EPS attributable to shareholders
Net earnings attributable to Adjusted net earnings and shareholders and basic net adjusted net earnings per share(1) earnings per share attributable to shareholders +40% +32% $368.8 $284.5 $279.8 $203.6 +34% per share $1.63 $2.18 +26% per share $2.24 $2.82 per share per share per share per share Q3
Slide 12: Days sales outstanding
Days sales outstanding (DSO)1 80 72 71 70 69 Q3 2024 Q4 2024 Q1 2025 Q2 2025 Q3 2025 1. DSO is a supplementary financial measure. DSO represents the average number of days to convert WSP's trade receivables (net of sales taxes) and costs and anticipated profits in excess of billings, net of billings
Slide 13: Q3 2025 Segment Overview
Q3 2025 SEGMENT OVERVIEW 13
Slide 14: Q3 2025 Segment Overview: Canada
Q3 2025 segment overview: Canada Net Revenues Breakdown – Q3 2025 4.4% organic growth in WSP has been selected as the net revenues Primary Lead Designer for the 4% 9.2-kilometre Eglinton Crosstown West Extension Stations, Rail and Systems contract. 29% 27.8% 43% The extension is part of Toronto’s ex
Slide 15: Q3 2025 Segment Overview: Americas
Q3 2025 segment overview: Americas* Net Revenues Breakdown – Q3 2025 4.5% organic growth in net revenues WSP has integrated its Future Ready® thinking throughout its work for 24% the Black Academy of Arts & Letters in 22.3% 35% Dallas, Texas. This work renovates and expands the adjusted EBITDA margi
Slide 16: Q3 2025 Segment Overview: EMEIA
Q3 2025 segment overview: EMEIA* Net Revenues Breakdown – Q3 2025 6.4% organic growth in WSP is providing multidisciplinary net revenues engineering services for the 8% construction of a new multi-speciality hospital at the heart of a 9.5-hectare health village in France due for completion at the en
Slide 17: Q3 2025 Segment Overview: APAC
Q3 2025 segment overview: APAC* Net Revenues Breakdown – Q3 2025 (3.9)% organic contraction in WSP is reshaping South East net revenues Queensland’s water cycle through 3% Next Generation Partnerships program in Australia. The program will help Urban Utilities 23.0% 36% 40% revolutionize how they co
Slide 18: Thank You
THANK YOU THANK YOU THANK YOU THANK YOU THANK YOU THANK YOU THANK YOU
Slide 19: Contact us
Contact us Quentin Weber Global Head, Investor Relations quentin.weber@wsp.com quentin.weber@wsp.com wsp.com All logos and marks depicted herein are the property of WSP Global Inc. and may not be reproduced without the prior written consent of WSP Global Inc. All Rights Reserved.