Diversified Healthcare Trust (DHC) investor relations material

Board of directors and corporate governance

• Board and committees reflect a balance of professional backgrounds, skills, and experience, emphasizing ethics and integrity at all levels.

• Inclusive work culture initiatives include leadership programs and broad-based training to attract and retain top talent.

ESG and sustainability initiatives

• Sustainability strategy focuses on improving economic performance, tenant comfort, safety, and managing energy, water, and emissions in both office and senior housing portfolios.

• Achievements include ENERGY STAR® and LEED certifications, benchmarking, and recognition as a Gold-Level Green Lease Leader.

• RMR commits to net zero emissions by 2050 and a 50% reduction by 2029 for managed properties, validated by the Science-based Targets Initiative.

• Human capital investments include extensive training, leadership workshops, tuition reimbursement, and apprenticeship programs.

• SASB-aligned metrics disclose energy and water consumption, coverage, and efficiency improvements, with detailed integration of energy and water management into operations.

• Climate risk management includes hazard mapping, scenario analysis, and resilience planning, with identified risks and opportunities such as regulatory compliance, capital investments, and demand for resilient properties.

Shareholder rights and capital structure

• Voting instructions remain unchanged; previously submitted votes are valid, and proxy cards or notices can still be used for the 2026 Annual Meeting.