Investor Presentaiton

Reiterating Our Outlook for Accelerating Long-Term Growth • With our strong year-to-date operational performance and despite removing expected AECOM Capital contributions from guidance, we are affirming all key fiscal 2023 guidance and fiscal 2024 financial targets: - - We continue to expect accelerating NSR¹ growth and further margin expansion We also continue to expect constant-currency adjusted EBITDA and adjusted EPS growth of 10% at the mid-point of the respective ranges in fiscal 2023 We are on track to deliver on our fiscal 2024 financial targets, including adjusted² EPS of at least $4.75 and a 15% segment adjusted operating margin³ Page 11 EXPECTATIONS FOR STRONG GROWTH IN FY'23 AND FY'24 8% NSR 5% Organic NSR1 Growth 1% Growth Is Accelerating FY'21 FY'22 FY'23E 15.0% Margins Segment Adjusted² Operating Margin³ 14.6% 14.2% 13.8% FY'21 FY'22 FY'23E FY'24E $935M $975M $900M Adjusted EBITDA4 $830M FY'21 FY'22 FY'23E $3.47 $3.55- $3.75 $4.75+ $2.82 Adjusted² EPS FY'21 FY'22 FY'23E FY'24E Continue to Expand to New Highs +10% (FY'23 vs. FY'22) Growth on a Constant-Currency Basis +19% (FY'21-FY'24) Compound Annual Growth Rate aecom.com

View entire presentation