Data Assurance

Certain financial data presented in this report was audited for disclosure in the Booz Allen FY22 Annual Report on Form 10-K. Our FY22 greenhouse gas (GHG) emissions data has been third-party verified by Apex Companies, LLC to limited assurance in accordance with the International Organization for Standardization (ISO) 14064-3, the World Resources Institute (WRI)/World Business Council for Sustainable Development (WBCSD) Greenhouse Gas Protocol (Scope 1 and Scope 2), and the WRI/WBCSD Greenhouse Gas Protocol Corporate Value Chain (Scope 3) Accounting and Reporting Standard (Scope 3) GHG reporting protocols. Where applicable, data measurement tools, methods, and calculations are included in footnotes and/or other visual guides.