Knossos Management LLC
Office in New York City, NY · 2430 BQE WEST · 11377
At a glance
Knossos Management LLC is a 29,450-square-foot office building at 2430 BQE WEST in New York City, New York, built in 1966. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 35.4 kBtu/ft² and 89 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 35.4 kBtu/ft² |
| Source EUI | 69.2 kBtu/ft² |
| GHG emissions | 89 tCO₂e |
| GHG intensity | 3.0 kgCO₂e/ft² |
| Electricity | 157,679 kWh |
| Natural gas | 5,051 therms |
| Gross floor area | 29,450 sq ft |
| Source record | nyc:6174071:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 35.4 kBtu/ft² | 89 tCO₂e | |
| 2023 | — | 36.3 kBtu/ft² | 89 tCO₂e | |
| 2022 | — | 40.7 kBtu/ft² | 82 tCO₂e |
Compliance context
Local Law 84 (LL84)
Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 2430 BQE WEST
- City
- New York City
- State
- New York
- ZIP
- 11377
- Coordinates
- 40.76483, -73.90339
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Knossos Management LLC compare with other office buildings in New York City?
The latest disclosures cover 3,384 office buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 35.4 kBtu/ft² is about half of the average of 64.5 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 3.0 kgCO₂e/ft² is about half of the group average of 5.8 kgCO₂e/ft².
At 29,450 sq ft, it is about 86% below the average floor area of 205,440 sq ft for those buildings. It was built in 1966, 26 years later than the group's average year built (1940). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has Knossos Management LLC's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Knossos Management LLC, covering report years 2022–2024. Site EUI moved from 40.7 kBtu/ft² (2022) to 35.4 kBtu/ft² (2024), a 13% decrease. Reported emissions went from 82 tCO₂e to 89 tCO₂e over the same span (up 8%).
What does a site EUI of 35.4 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. Knossos Management LLC's 35.4 kBtu/ft² across 29,450 sq ft works out to about 1 billion Btu (306 MWh-equivalent) in 2024. Its source EUI of 69.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 157,679 kWh of electricity and 5,051 therms of natural gas for the year.
Which law requires Knossos Management LLC to report its energy use?
Knossos Management LLC reports under Local Law 84 (LL84), the legal basis of New York City's Energy and Water Data Disclosure program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record nyc:6174071:2024). Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
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- ABC - 215-15 Northern Blvd· 29,374 sq ft · EUI 77.4 kBtu/ft²
- Office buildings in New York City· 3,384 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
- Most efficient large buildings in New York City
- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is Knossos Management LLC's energy grade?
Knossos Management LLC did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 35.4 kBtu/ft².
How much energy does Knossos Management LLC use?
Its 2024 site energy-use intensity was 35.4 kBtu/ft² (69.2 kBtu/ft² source) across 29,450 sq ft, including 157,679 kWh of electricity and 5,051 therms of natural gas.
What are Knossos Management LLC's carbon emissions?
Knossos Management LLC reported 89 tCO₂e of greenhouse-gas emissions (3.0 kgCO₂e/ft²) for 2024.
Where is Knossos Management LLC?
Knossos Management LLC is at 2430 BQE WEST, in New York City, New York 11377. Its coordinates are 40.76483, -73.90339 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Knossos Management LLC and when was it built?
Knossos Management LLC has 29,450 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1966 as its year built. It is classed as office.
Is Knossos Management LLC covered by Local Law 84 (LL84)?
Yes — it appears in the 2024 Energy and Water Data Disclosure disclosure, which lists the buildings reporting under Local Law 84 (LL84).
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About this data
Source: Energy and Water Data Disclosure (Local Law 84 (LL84)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Knossos Management LLC, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/knossos-management-llc-b96e0897 (data as of October 2, 2026).