20220233 SSUUSTSTAAINAINABBILITILITY REY REPPORORTT Company Policies Our Sustainability Policy outlines our sustainability pillars If we suspect or are aware of misconduct, or if we have a and how this commitment is further supported through question about what is the right thing to do, we use any of In addition to our Core Values, our employees are our Core Values and additional policies to ensure the following resources: Message from Management expected to conduct business pursuant to our corporate sustainability principles in our company. This includes policies and procedures. These policies and procedures addressing how we work with our supply chain partners ■ Contact management and/or the Legal department 1. Overview include (but are not limited to) key areas of our to drive sustainable practices. ■ Report through the Compliance Reporting Line; sustainability program. available 24/7 for people to report concerns and issues About Kiewit Our Human Rights Policy applies to our employees and Sustainability at Kiewit ■ Environmental the companies with which we do business via our Vendor There is no tolerance for retaliation at Kiewit. Reports can Our Projects ■ Safety Code of Conduct. The policy outlines expectations for be made anonymously through our reporting line, and ■ Anti-Harassment and Discrimination preventing human rights violations and reporting any every call received is reviewed and addressed. 2. Governance suspected violations of human rights, such as modern ■ Human Rights slavery, human tra昀昀icking and child/forced labor. Antitrust and anti-corruption trainings are topics included Corporate Governance ■ Anti-Bribery and Corruption, Antitrust in our annual compliance trainings for sta昀昀 employees. Supply Chain Ethical Behavior Kiewit projects undergo a standardized process to identify ■ Diversity Contracting specific compliance risks and to develop mitigation action ■ Sustainability We strive to know what’s expected of us to ensure we build 3. Environmental our work right the first time so that we meet and exceed plans. Depending upon the likelihood and severity of the risk, the mitigation action plan may include specific tasks Environmental Stewardship our clients’ expectations. We have policies, procedures and initiatives that safeguard this excellence. Keeping each designed to minimize risk. These associated tasks may Greenhouse Gases & include training, monitoring and/or additional procedures Energy Consumption Kiewit is an active and founding member other accountable is part of what we do. This means we must report perceived unethical or illegal behavior. It is our to address the risk. of the Construction Industry Ethics and 4. Social Compliance initiative. duty to Kiewit, our coworkers and our clients to report all suspected or actual violations of our Core Values, company Health & Safety policies or the law. Diversity, Equity & Inclusion Talent & Workforce Development Community Engagement Appendix 20202020