CMS Separation Overview

Jacobs Challenging today. Reinventing tomorrow. Strategy: Boldly Moving Forward ■ Culture of inclusion, innovation and inspiration creates competitive advantage ■ Diverse sector exposure with recurring revenue provides substantial visibility ■ Climate Response, Data Solutions and Consulting & Advisory key accelerators ☐ Solid execution and discipline result in strong cash flow and shareholder value Track record of execution Q3 adjusted net revenue increased 7.5% y/y and up 8% y/y in constant currency (cc) Q3 adjusted OP up 10% y/y and up 11% y/y cc PA Consulting, 8% Divergent Solutions, 6% Critical Mission Solutions, 35% Q3 2023 Segment Adj. Net Revenue ☐ Q3 revenue backlog $29B, up 3% y/y with gross margin in backlog up 85 bps y/y ☐ Q3 P&PS adjusted net revenue up 9% y/y with OP growth up 13% y/y and up 15% y/y cc Adj. Net Revenue ($ in Billions) $3.4 Backlog ($ in Billions) $28.1 $28.9 $3.1 Q3 2022 Q3 2023 Q3 2022 14 See Non-GAAP reconciliation and operating metrics at the end of presentation Q3 2023 PA Consulting, 14% Divergent Solutions, 5% Critical Mission Solutions, 23% Q3 2023 Segment Operating Profit People & Places Solutions, 51% People & Places Solutions, 57%

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