Program Honors Superior Energy Achievements

Achieves Sustained Excellence Designation for Third Year in a Row

Office Properties Income Trust (Nasdaq: OPI) today announced that it received the 2022 ENERGY STAR® Partner of the Year Sustained Excellence Award for its outstanding leadership in energy management. This is the fifth consecutive year that OPI has achieved Partner of the Year recognition and the third consecutive year OPI has earned the Sustained Excellence designation in the Energy Management category. Currently, 47 buildings in OPI’s portfolio are ENERGY STAR certified.

Each year, the ENERGY STAR program honors a group of businesses and organizations that have made outstanding contributions to protecting the environment through superior energy achievements. The Sustained Excellence Award is the highest honor bestowed by the ENERGY STAR program and winners are part of a distinguished group that has made a long-term commitment to fighting climate change and protecting public health through energy efficiency. They are among the nation’s leaders in driving value for the environment, the economy and the American people.

Christopher Bilotto, President and Chief Operating Officer of OPI, made the following comments:

“We are honored to be recognized as an Energy Star Partner of the Year for the fifth consecutive year and a Sustained Excellence honoree for the third year in a row. We believe this recognition is a testament to our dedication to delivering energy efficiency solutions that lower building energy consumption and that benefit the environment, our tenants and OPI. Environmental stewardship is core to our business, and we remain committed to our sustainability initiatives as we manage and shape our portfolio.”

Winners are selected from a network of thousands of ENERGY STAR partners. For a complete list of 2022 winners and more information about ENERGY STAR’s awards program, visit energystar.gov/awardwinners.

OPI is a client of The RMR Group (Nasdaq: RMR), a leading U.S. alternative asset management company with more than $37 billion in assets under management. RMR received the 2022 ENERGY STAR Partner of the Year Award for the fourth consecutive year.

About Office Properties Income Trust

Office Properties Income Trust (Nasdaq: OPI) is a national REIT focused on owning and leasing office properties primarily to single tenants and those with high credit quality characteristics. As of March 31, 2022, approximately 64% of OPI's revenues were from investment grade rated tenants. OPI owned and leased more than 170 properties as of March 31, 2022, with approximately 23 million square feet located in 32 states and Washington, D.C. In 2022, OPI was named as an Energy Star® Partner of the Year for the fifth consecutive year. OPI is managed by The RMR Group (Nasdaq: RMR), a leading U.S. alternative asset management company. For more information, visit opireit.com.

About The RMR Group

The RMR Group (Nasdaq: RMR) is a leading U.S. alternative asset management company, unique for its focus on commercial real estate (CRE) and related businesses. RMR’s vertical integration is supported by more than 600 real estate professionals in over 30 offices nationwide who manage more than $37 billion in assets under management and leverage 35 years of institutional experience in buying, selling, financing and operating CRE. RMR benefits from a scalable platform, a deep and experienced management team and a diversity of direct real estate strategies across its clients. RMR is headquartered in Newton, MA and was founded in 1986. For more information, please visit www.rmrgroup.com.

About ENERGY STAR

ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. Thousands of industrial, commercial, utility, state, and local organizations—including more than 40 percent of the Fortune 500®—rely on their partnership with the U.S. Environmental Protection Agency (EPA) to deliver cost-saving energy efficiency solutions. Since 1992, ENERGY STAR and its partners helped American families and businesses avoid more than $500 billion in energy costs and achieve more than 4 billion metric tons of greenhouse gas reductions. More background information about ENERGY STAR’s impacts can be found at energystar.gov/impacts and state-level information can be found at energystar.gov/statefacts.

A Maryland Real Estate Investment Trust with transferable shares of beneficial interest listed on the Nasdaq.

No shareholder, Trustee or officer is personally liable for any act or obligation of the Trust.

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