At a glance
Rossonian Hotel - Office is a 26,145-square-foot hotel at 2650 Welton St in Denver, Colorado, built in 1963. It is listed in the 2023 Energize Denver Benchmarking disclosure without energy figures: no ENERGY STAR score, energy use or emissions were published for it that year.
No energy data reported for 2023
Rossonian Hotel - Office appears in the 2023 Energize Denver Benchmarking disclosure, but no ENERGY STAR score, energy use or emissions were published for it — the building did not report benchmarking data for that year.
Floor area on file: 26,145 sq ft · Built 1963
Source record denver:2737:2023
Compliance context
Energize Denver Building Performance Policy
Energize Denver sets energy-use (EUI) targets for buildings of 25,000+ sq ft — for most buildings an interim target in 2028 and a final target in 2032 — with civil penalties of roughly $0.15–0.35 per kBtu over target for non-compliance.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 2650 Welton St
- City
- Denver
- State
- Colorado
- ZIP
- 80205
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in Denver · biggest emitters
How has Rossonian Hotel - Office's energy performance changed over time?
BuildingCensus holds 3 Denver disclosures for Rossonian Hotel - Office, covering report years 2021–2023. None of those years carry an ENERGY STAR score or site EUI.
Which law requires Rossonian Hotel - Office to report its energy use?
Rossonian Hotel - Office reports under the Energize Denver Building Performance Policy, the legal basis of Denver's Energize Denver Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2023 disclosure (source record denver:2737:2023). Energize Denver sets energy-use (EUI) targets for buildings of 25,000+ sq ft — for most buildings an interim target in 2028 and a final target in 2032 — with civil penalties of roughly $0.15–0.35 per kBtu over target for non-compliance.
More hotel buildings in Denver
- Royal Palace Motel· 25,210 sq ft
- Stay Inn· 25,000 sq ft
- Residence Inn Dia/Convention Center· 24,496 sq ft · score 94 (A)
- Hotel buildings in Denver· 129 benchmarked
- All Denver benchmarked buildings· Energize Denver Building Performance Policy
- Most efficient large buildings in Denver
- Least efficient large buildings in Denver
- Biggest emitters in Denver
Frequently asked questions
What is Rossonian Hotel - Office's energy grade?
Rossonian Hotel - Office has no grade: it did not report energy data for 2023. The 2023 Energize Denver Benchmarking disclosure lists the building but publishes no ENERGY STAR score, energy use or emissions for it.
Where is Rossonian Hotel - Office?
Rossonian Hotel - Office is at 2650 Welton St, in Denver, Colorado 80205.
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About this data
Source: Energize Denver Benchmarking (Energize Denver Building Performance Policy), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Rossonian Hotel - Office, Denver, Colorado — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/denver/rossonian-hotel-office-0cd42200 (data as of July 9, 2026).