20220233 SSUUSTSTAAINAINABBILITILITY REY REPPORORTT 2023 Metrics 1,2,1,2,33,,44 1,2,1,2,4,4,77 1,2,1,2,88,,99 GENDER DIVERSITGENDER DIVERSITYY RARACIALCIAL AND ETHNIC DIVERSITAND ETHNIC DIVERSITYY MILITMILITARARYY SER SERVICE MEMBER/VETERAN VICE MEMBER/VETERAN Message from Management Percentage of female employees in U.S. and Canada Percentage of racially and ethnically diverse employees in U.S. Percentage of military service members and veterans in U.S. 1. Overview Kiewit 2021 Industry Kiewit 2021 Industry Kiewit Comparison Comparison About Kiewit Sustainability at Kiewit 114%4% 12%12% 444%4% 38%38% 4.4.8%8% Our Projects All employees All employees All employees All employees All employees9 2. Governance Corporate Governance 23%23% 28%28% 2727%% 2424%% FOOTNOTES Supply Chain 1. All Kiewit data based on average headcount in 2023 Staff employees Staff employees5 Staff employees Staff employees5 2. Based on voluntary self-identification or other permissible records 3. Environmental 3. Percentages remain consistent when separated by country 4. Industry Comparison: U.S. Based on 2021 EEO-1 Job Patterns for Environmental Stewardship Minority and Women in Private Industry Reports Published by 6%6% 3%3% 61%61% 46%46% the Equal Employment Opportunity Commissions (EEOC) for Greenhouse Gases & Construction Industry Energy Consumption Craft employees Craft employees6 Craft employees Craft employees6 5. Industry Comparison Estimated Sta昀昀 (All Job Categories except Craft Workers, Operatives, Laborers and Sales Workers) 6. Industry Comparison Estimated Craft (Craft Workers, 4. Social Operatives and Laborers Job Categories) 7. Ethnicity and race is not tracked in Canada Health & Safety 8. Utilize OFCCP veteran benchmark for hiring which is intended Diversity, Equity & Inclusion to produce a representative veteran workforce; in 2023, the OFCCP veteran hiring goal was 5.4% Talent & Workforce 9. Military or veteran status is not tracked in Canada Development Community Engagement Appendix 57575757