Synopsys Sunnyvale Bldg 1
Office in California, CA · 445 N Mary Ave, Sunnyvale · 94085
At a glance
Synopsys Sunnyvale Bldg 1 is a 99,310-square-foot office building at 445 N Mary Ave, Sunnyvale in Sunnyvale, California, built in 2002. It is listed in the 2019 Building Energy Benchmarking Program (statewide) disclosure without energy figures: no ENERGY STAR score, energy use or emissions were published for it that year. Its most recent reported figures are from 2018, when it scored 88 out of 100 on ENERGY STAR with a site EUI of 40.3 kBtu/ft².
No energy data reported for 2019
Synopsys Sunnyvale Bldg 1 appears in the 2019 Building Energy Benchmarking Program (statewide) disclosure, but no ENERGY STAR score, energy use or emissions were published for it — the building did not report benchmarking data for that year. Earlier reported years are in the table below.
Floor area on file: 99,310 sq ft · Built 2002
Source record california:4152014:2019
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2019latest | — | — | — | |
| 2018 | 88 | 40.3 kBtu/ft² | 265 tCO₂e |
Compliance context
AB 802 (Public Resources Code §25402.10)
AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 445 N Mary Ave, Sunnyvale
- City
- California
- State
- California
- ZIP
- 94085
- Coordinates
- 37.39161, -122.04044
Within ~1 km
Nearby benchmarked buildings
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- Y-North Mary Buildingsscore —
Office · 431,648 sq ft
Office · 287,644 sq ft
- 445 N Mary Ave Buildingscore —
Office · 215,824 sq ft
- 455 N Mary Ave Buildingscore —
Office · 215,824 sq ft
- 1000 W Maude (Lsns)score 85
Office · 195,000 sq ft
See also: most efficient in California · biggest emitters
How has Synopsys Sunnyvale Bldg 1's energy performance changed over time?
BuildingCensus holds 2 California disclosures for Synopsys Sunnyvale Bldg 1, covering report years 2018–2019. Only one of those years carries energy figures.
Which law requires Synopsys Sunnyvale Bldg 1 to report its energy use?
Synopsys Sunnyvale Bldg 1 reports under AB 802 (Public Resources Code §25402.10), the legal basis of California's Building Energy Benchmarking Program (statewide), which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2019 disclosure (source record california:4152014:2019). AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
More office buildings in California
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- 1013 S Los Angeles St. - Ladbs· 99,192 sq ft · score 100 (A)
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- Office buildings in California· 6,214 benchmarked
- All California benchmarked buildings· AB 802 (Public Resources Code §25402.10)
- Most efficient large buildings in California
- Least efficient large buildings in California
- Biggest emitters in California
Frequently asked questions
What is Synopsys Sunnyvale Bldg 1's energy grade?
Synopsys Sunnyvale Bldg 1 has no grade: it did not report energy data for 2019. The 2019 Building Energy Benchmarking Program (statewide) disclosure lists the building but publishes no ENERGY STAR score, energy use or emissions for it.
Where is Synopsys Sunnyvale Bldg 1?
Synopsys Sunnyvale Bldg 1 is at 445 N Mary Ave, Sunnyvale, in Sunnyvale, California 94085. Its coordinates are 37.39161, -122.04044 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
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About this data
Source: Building Energy Benchmarking Program (statewide) (AB 802 (Public Resources Code §25402.10)), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Synopsys Sunnyvale Bldg 1, Sunnyvale, California — 2019 benchmarking disclosure”, https://buildingcensus.com/buildings/california/synopsys-sunnyvale-bldg-1-7c7fe105 (data as of July 9, 2026).