Seven to Nine Maritime Plaza
Commercial in San Francisco, CA · 444 BATTERY ST · 94111
At a glance
Seven to Nine Maritime Plaza is a 13,418-square-foot commercial building at 444 BATTERY ST in San Francisco, California, built in 1967. In its 2025 San Francisco benchmarking disclosure it reported a site energy-use intensity of 191.1 kBtu/ft² and 142 tCO₂e of greenhouse-gas emissions.
SF Environment Code Chapter 20 · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 191.1 kBtu/ft² |
| Source EUI | 391.5 kBtu/ft² |
| GHG emissions | 142 tCO₂e |
| GHG intensity | 10.6 kgCO₂e/ft² |
| Electricity | 428,707 kWh |
| Natural gas | 11,018 therms |
| Gross floor area | 13,418 sq ft |
| Source record | sf:0204/019:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 191.1 kBtu/ft² | 142 tCO₂e | |
| 2024 | — | 195.1 kBtu/ft² | 145 tCO₂e | |
| 2023 | — | 196.0 kBtu/ft² | 165 tCO₂e | |
| 2022 | — | 164.0 kBtu/ft² | 140 tCO₂e | |
| 2021 | — | — | — | |
| 2020 | — | — | — | |
| 2019 | 95 | +25 | 16.1 kBtu/ft² | 15 tCO₂e |
| 2018 | 70 | +13 | 28.8 kBtu/ft² | 27 tCO₂e |
| 2017 | 57 | -14 | 39.6 kBtu/ft² | 40 tCO₂e |
| 2016 | 71 | +27 | 32.4 kBtu/ft² | 38 tCO₂e |
| 2015 | 44 | 55.2 kBtu/ft² | 55 tCO₂e | |
| 2014 | — | — | — | |
| 2013 | 60 | 43.6 kBtu/ft² | 45 tCO₂e | |
| 2012 | — | — | — | |
| 2011 | — | — | — |
Compliance context
SF Environment Code Chapter 20
San Francisco's ordinance requires annual benchmarking for commercial buildings over 10,000 sq ft, with administrative penalties for buildings that fail to report.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 444 BATTERY ST
- City
- San Francisco
- State
- California
- ZIP
- 94111
- Coordinates
- 37.79551, -122.39994
Within ~1 km
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See also: most efficient in San Francisco · biggest emitters
How does Seven to Nine Maritime Plaza compare with other commercial buildings in San Francisco?
The latest disclosures cover 1,683 commercial buildings in San Francisco, out of 2,509 buildings citywide. Its site EUI of 191.1 kBtu/ft² is about 288% above the average of 49.2 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 10.6 kgCO₂e/ft² is about 292% above the group average of 2.7 kgCO₂e/ft².
At 13,418 sq ft, it is about 88% below the average floor area of 107,408 sq ft for those buildings. It was built in 1967, 26 years later than the group's average year built (1941). Across all 24 jurisdictions BuildingCensus covers, the 2,307 commercial buildings average an ENERGY STAR score of 76 and a site EUI of 51.3 kBtu/ft².
How has Seven to Nine Maritime Plaza's energy performance changed over time?
BuildingCensus holds 15 San Francisco disclosures for Seven to Nine Maritime Plaza, covering report years 2011–2025. Its ENERGY STAR score went from 60 in 2013 to 95 in 2019 (+35 points). Site EUI moved from 43.6 kBtu/ft² (2013) to 191.1 kBtu/ft² (2025), an 338% increase. Reported emissions went from 45 tCO₂e to 142 tCO₂e over the same span (up 217%).
What does a site EUI of 191.1 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. Seven to Nine Maritime Plaza's 191.1 kBtu/ft² across 13,418 sq ft works out to about 2.6 billion Btu (751 MWh-equivalent) in 2025. Its source EUI of 391.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 428,707 kWh of electricity and 11,018 therms of natural gas for the year.
Which law requires Seven to Nine Maritime Plaza to report its energy use?
Seven to Nine Maritime Plaza reports under SF Environment Code Chapter 20, the legal basis of San Francisco's Existing Buildings Energy Performance Ordinance, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2025 disclosure (source record sf:0204/019:2025). San Francisco's ordinance requires annual benchmarking for commercial buildings over 10,000 sq ft, with administrative penalties for buildings that fail to report.
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Frequently asked questions
What is Seven to Nine Maritime Plaza's energy grade?
Seven to Nine Maritime Plaza did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 191.1 kBtu/ft².
How much energy does Seven to Nine Maritime Plaza use?
Its 2025 site energy-use intensity was 191.1 kBtu/ft² (391.5 kBtu/ft² source) across 13,418 sq ft, including 428,707 kWh of electricity and 11,018 therms of natural gas.
What are Seven to Nine Maritime Plaza's carbon emissions?
Seven to Nine Maritime Plaza reported 142 tCO₂e of greenhouse-gas emissions (10.6 kgCO₂e/ft²) for 2025.
Where is Seven to Nine Maritime Plaza?
Seven to Nine Maritime Plaza is at 444 BATTERY ST, in San Francisco, California 94111. Its coordinates are 37.79551, -122.39994 (latitude, longitude), as published in the Existing Buildings Energy Performance Ordinance file.
How big is Seven to Nine Maritime Plaza and when was it built?
Seven to Nine Maritime Plaza has 13,418 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1967 as its year built. It is classed as commercial.
Is Seven to Nine Maritime Plaza covered by SF Environment Code Chapter 20?
Yes — it appears in the 2025 Existing Buildings Energy Performance Ordinance disclosure, which lists the buildings reporting under SF Environment Code Chapter 20.
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About this data
Source: Existing Buildings Energy Performance Ordinance (SF Environment Code Chapter 20), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Seven to Nine Maritime Plaza, San Francisco, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/san-francisco/seven-to-nine-maritime-plaza-6e1e2a3f (data as of October 2, 2026).