Setting 2021 Financial Targets

Drivers for Revenue Growth 3% to 5% Organic Net Revenue Growth Total Strong Revenue Stability • 67% of revenue recurring . 70% of NTM revenue in backlog ATN • 92% recurring revenue • 87% NTM revenue in backlog BIAF . 39 50% recurring revenue 61% of NTM revenue in backlog · • . Robust Sales Pipeline within Current Markets Pipeline has increased ~15% y/y Focused sales approach with win rates >40% CH2M revenue synergy pipeline at $2B+ and growing Core Growth with Upside From Expanding Adjacent Markets . Infrastructure Secular Growth • Long-term Federal Contracts • Digital Solutions - Cyber Engineering - Intelligent Asset Management JACOBS ®

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