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APPENDICES
INTRODUCTION
SUSTAINABILITY OBJECTIVES AND STRATEGY
ENVIRONMENTAL
SOCIAL
POLICIES AND TRANSPARENT REPORTING
SASB Index
ACTIVITY
IF-RE-000.A Number of assets, by property, subsector
Office: Corporate: High Rise Office: 9 Office Corporate: Mid-Rise Office: 2 Retail: 5
Residential: High-Rise: 3 Residential: Mid-Rise: 1
IF-RE-000.B Leasable floor area, by property subsector
As of December 31, 2023 Empire State Realty Trust’s office and retail portfolio is comprised of 9.3 million rentable square feet and residential portfolio comprised of 727 units.
IF-RE-000.D
Average occupancy rate, by property subsector
Office: Corporate: High Rise Office: 87.4% Office Corporate: Mid-Rise Office: 83.3% Retail: 98.8%
Residential: High-Rise: 95.5% Residential: Mid-Rise: 100%
ENERGY MANAGEMENT
IF-RE-130a.1
Energy consumption data coverage as a percentage of total floor area, by property subsector
Total energy consumption data coverage from the Empire State Realty Trust operational portfolio, as a percentage of total/ gross floor area was equal to 100% in 2023. (1)ESRT’s total 2023 energy consumed by portfolio area with data coverage was equal to 164,826 MWh. (2)The percentage of total energy corresponding to grid electricity for all property types was 100%. (3) The percentage of total energy corresponding to onsite renewable energy for all property types was 0.0%, however ESRT purchased 121,261 MWh of Renewable Energy Credits from wind power to offset our electricity consumption and purchased +9000 acre forest in Ohio reducing annual emissions 137,185 tons of carbon dioxide.
IF-RE-130a.2 (1) Total energy consumed by portfolio area with data coverage, (2) percentage grid electricity, and (3) percentage renewable, by property subsector
IF-RE-130a.3 Like for like percentage change in energy consumption for the portfolio area with data coverage, by property subsector IF-RE-130a.4 Percentage of eligible portfolio (1) has an energy rating and (2) is certified to ENERGY STAR, by property subsector
Total like-for-like change in energy consumption for the ESRT operational portfolio was 7.5% decrease from 2022-2023.
(1) 100% of ESRT’s operational office, retail, and multifamily portfolio is benchmarked using ENERGY STAR Portfolio Manager. (2) 84% of ESRT’s entire portfolio obtained ENERGY STAR Certification and 100% of ESRT’s NYC office portfolio obtained ENERGY STAR Certification in 2023.
EMPIRE STATE REALTY TRUST: 2023 SUSTAINABILITY REPORT
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