Combination Creates a Government Services Prime

Enhanced Portfolio Aligned with Key Growth Areas Intelligence, Science and Technology Energy and Environmental Solutions Mission Solutions 2023E Combined Adj. EBITDA % of Total Business Highlights Notable Customers ~45% ■ A leading NASA services provider with comprehensive mission solutions ■ Premier integrator with programs supporting all 5 major Intelligence Community customers DARPA MISSILE DEFENSE DEPARTMENT AGENCY OF DEFENSE NASA ENCE CO ~30% ■ A global environmental remediation and nuclear energy leader for U.S. federal government and allied nations ■ Delivering solutions across the full span of the energy life cycle RIMENT OF DEPART TED STATES ENERGY ENVIRONME UNITED ~25% ■ A go-to partner for the U.S. Government on complex national security priorities ■ Global leader in platform sustainment, logistics, mission, and test and training systems UNITED STATES STATES UNITED STATES ☐ Capabilities aligned with customer priorities in data analytics, cyber, hypersonics, and autonomy Note: Not to be considered indicative of future performance post-separation. Based on FY23 Adj. EBITDA. OF AME ONMENTAL STATES PROTECTION ND AWE ■ At the forefront of next generation developments in hydrogen, fusion, and small modular reactor technology AIR FORCE UNITED ARMY STA MARINE CORPS ■ Strategically positioned in geographic areas with budget tailwinds (e.g., APAC) Key Budget Priority Areas OJacobs 2023

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