Investor Presentaiton

Q2'23 Segment Results - Americas GAAP RESULTS TOTAL REVENUE OPERATING INCOME YoY Change $2.63 billion +10% $178 million +9% KEY PERFORMANCE INDICATORS (NON-GAAP): NET SERVICE REVENUE¹ $976 million +3% ADJ.² OPERATING INCOME $182 million +9% ADJ.² OPERATING MARGIN 18.7% +100 bps 3% 14% 10%2% Transportation ■Environment & Water 35% ■Facilities 15% 33% 88% % of TTM Segment NSR1 (as of Q2'23) Construction Management New Energy ■U.S. Canada Latin America Page 8 Second quarter NSR1 growth of 5% in the design business A 1.5 book-to-burn ratio in the design business contributed to 12% total design backlog growth to an all-time high The adjusted operating margin expanded by 100 basis points to set a new second quarter high - - Our focus on winning what matters is driving a record win rate and quantity of proposals and bids submitted Our ability to invest in business development while leading the industry in margins underscores our competitive advantage aecom.com

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