Investor Presentaiton

APPENDIX: COMMITMENT TO ESG olton OUR ESG GOALS CITY OFFICE REIT Creating sustainable, long-term results for stakeholders and the environment ✓ Foster a culture committed to strengthening ESG initiatives ✓ Increase sustainability tracking, benchmarking and reporting Invest in opportunities to reduce resource consumption, waste production and emissions ✓ Promote diversity, equality and inclusion at all levels Support the health and wellbeing of our tenants and employees Operate in a transparent, ethical and stockholder-friendly manner ✓ Promote long-term value creation through strong governance CONTINUED FOCUS & ENHANCEMENT ✓ Implemented a board diversity policy and human rights policy Executive pay linked with ESG performance ✓ Annual ESG report to enhance accountability and disclosure ✓ Annual employee satisfaction survey; created various programs to promote employee satisfaction ESG HIGHLIGHTS 1,368 solar panels installed at our Mission City, San Diego property ✓ Active support for employee engagement in charity and volunteerism ✓ 100% of employees believe CIO has a positive company culture (1) Solar installation at Mission City, San Diego Electric vehicle charging stations at SanTan, Phoenix (1) Based on the 2021 CIO employee satisfaction survey Outdoor tenant amenity space at The Quad, Phoenix 17

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