Manulife US REIT-Sustainability Report 2020

1 Please refer to page 76 to 77 of the Sustainability Report for our full list of initiatives in reducing energy and water consumption as well as our GHG emissions across all our properties. 2 MUST has updated some of its building areas of measurement. Building areas now reflect some parking areas directly below the buildings, where applicable, and calculated in accordance with best practices. As such, the resource intensity data presented will see a difference from the previous years. Maintain 5 Star rating for GRESB Real Estate Assessment Certifications • LEED TM Platinum: Capitol • LEED TM Gold: Michelson, Exchange, Penn, Phipps • Energy Star ® : Figueroa, Michelson, Peachtree, Plaza, Exchange, Penn, Phipps, Capitol Reduce or maintain energy, water and GHG intensity MUST's properties are included in the Sponsor's GHG reduction target of 80% by 2050 GRESB Real Estate Assessment 2020 • 5 Star with score of 88 • Ranked 4 th out of 15 listed U.S. office REITs • Full points awarded for GHG, data monitoring and review, building certifications, leadership, policies, reporting and targets Achieve green certification for 100.0% of portfolio by 2030 Intensity 2 • Energy Intensity 11.8 ekWh/sf (-23.2% YoY) • Water Intensity 31.7 L/sf (-36.6% YoY) • GHG Intensity 3.6kg CO 2 e/sf (-30.7% YoY) Tenant Community Unitholders OBJECTIVE Create value for tenants and Unitholders by reducing the environmental impact of our properties • Participated in the GRESB Real Estate Assessment 2020 • Nominated green champions at all properties to coordinate sustainability efforts and report on the Sustainable Building Standards • Offered webinars and online materials at properties to educate tenants on sustainability topics • Organised Earth Hour events to raise awareness on sustainability INITIATIVES AND RATIONALE 1 TARGETS PERFORMANCE STAKEHOLDERS 75 ANNUAL REPORT 2020 S U S T A I N A B L E P R O P E R T I E S

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