Investor Presentaiton

OFFICE PROPERTIES INCOME TRUST COMMITMENT TO SUSTAINABILITY Our business strategy incorporates a focus on sustainable approaches to operating our properties in a manner that benefits our shareholders, tenants and the communities in which we are located. ENVIRONMENTAL HIGHLIGHTS CERTIFICATIONS/AWARDS GREEN LEASE LEADER Green Lease Leader Gold ENVIRONMEN LEED 37 Certifications 5,955,408 sq. ft. energy ENERGY STAR PARTNER 2020-2023 ENERGY STAR® Partner of the Year, Sustained Excellence energy ENERGY STAR 42 Certifications 6,642,903 sq. ft. BOMA 360 PERFORMANCE PROGRAM 34 Certifications 5,070,020 sq. ft. • . CONTINUED ADVANCEMENT OF INITIATIVES Encouraging consideration of ESG criteria in the broader context of investment and property management through internal Sustainability Reporting Committee. Leveraging diversity professional associations, such as Commercial Real Estate Women (CREW) and The Partnership, Inc., to attract a more diverse pool of candidates. Supporting employee health and wellness with activities such as Live Well Week, Work Out at Home, Good Eats and Pay it Forward competitions. Planning to integrate wellness initiatives across the portfolio. Introduced Accelerated Women in Leadership Program (AWLP). ACTIVE ENVIRONMENTAL PROGRAMS Real-time energy monitoring Annual energy competitions • Green building certifications • Energy/water benchmarking Google Energy efficiency and sustainable capital projects Solar and electric vehicle charging station evaluations FOCUSED ON GOOD GOVERNANCE For more information, please read The RMR Group's 2022 Sustainability Report here. OPI's Board of Directors 11% Underrepresented Communities 44% Women Employee Health and Wellness Policy Human Rights Policy Business Partners' Code of Conduct เร็จ Philanthropy Policy

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