Investor Presentaiton

APPENDIX: COMMITMENT TO ESG OUR ESG GOALS Allm 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 Commenced software-driven tracking of energy, water and GHG ✓ Third party portfolio efficiency audit ✓ Implemented a board diversity policy and human rights policy Executive pay linked with ESG performance ESG HIGHLIGHTS ✓ 2022 ESG Report published to cioreit.com ✓ 1,368 solar panels installed at our Mission City, San Diego property ✓ 100% of employees believe CIO has a positive company culture (1) ✓ Active support for employee engagement in charity and volunteerism Solar installation at Mission City, San Diego Electric vehicle charging stations at SanTan, Phoenix The Terraces, Dallas was awarded LEED GOLD Core and Shell on 2018 (1) Based on respondents to the 2022 CIO employee satisfaction survey 17

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