20220233 SSUUSTSTAAINAINABBILITILITY REY REPPORORTT Message from Management 259259 MORE THANMORE THAN 1. Overview WWAATER PROJETER PROJECCTTS S 66,200 MW,200 MW 40+40+ COMPLETED OR IN PROGRECOMPLETED OR IN PROGRESSSS About Kiewit SINCE SINCE 20201919, T, TOOTTALING ALING MORE THANMORE THAN OF SOLAR PROJEOF SOLAR PROJECCTTS S HYDROGEN PROJEHYDROGEN PROJECCTTS S Sustainability at Kiewit $$11.11.5 BILLION 5 BILLION COMPLETED OR IN PROGRECOMPLETED OR IN PROGRESSSS EEXEXECUTEDCUTED Our Projects SINCE 20SINCE 201919 IN IN CONTRACONTRACCTT V VALALUEUE 2. Governance Corporate Governance Supply Chain 3. Environmental Environmental Stewardship Greenhouse Gases & Energy Consumption 4. Social Health & Safety Diversity, Equity & Inclusion 129 MILE129 MILESS Talent & Workforce 98 98 OF BEAOF BEACH RENOURISHMENTCH RENOURISHMENT Development 75+75+ RAILRAIL PROJE PROJECCTTSS PROJEPROJECCTTSS AND AND Community Engagement CCARBON MANAARBON MANAGEMENTGEMENT COMPLETED OR IN PROGRECOMPLETED OR IN PROGRESSSS 77,,4449 A49 ACRECRES S Appendix PROJEPROJECCTTS AS AWWARDEDARDED SINCE SINCE 20201919, T, TOOTTALING ALING MORE THANMORE THAN IN IN THE THE LALASSTT THREE THREE YEARSYEARS $$1313..7 BILLION 7 BILLION OF MARSH HABITOF MARSH HABITAATT IN IN CONTRACONTRACCTT V VALALUEUE CREACREATED OR RETED OR RESSTTORED ORED SINCE 20SINCE 201919 8888