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Industry · Utilities

Steam and Air-Conditioning Supply

NAICS 221330 · 283 matched workers · medium confidence

Strong Republican lean
32.4% Democratic, 67.6% Republican

Two-party shares across 283 workers in the Steam and Air-Conditioning Supply industry.

32.4%
67.6%
DemocraticRepublican
Imputed
37.3% D · 62.7% R
Includes lean for unaffiliated registrants
Hierarchy
Utilities › Water, Sewage and Other Systems
NAICS2 22 · NAICS4 2213
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Where Steam and Air-Conditioning Supply falls

Among the most Republican-leaning industries in Utilities (100th percentile).

← DemocraticRepublican →Electric Power Distribution — 50% DemocraticFossil Fuel Electric Power Generation — 45% DemocraticOther Electric Power Generation — 50% DemocraticNatural Gas Distribution — 50% DemocraticElectric Bulk Power Transmission and Control — 56% DemocraticWater Supply and Irrigation Systems — 52% DemocraticSolar Electric Power Generation — 64% DemocraticHydroelectric Power Generation — 47% DemocraticWind Electric Power Generation — 50% DemocraticNuclear Electric Power Generation — 45% DemocraticGeothermal Electric Power Generation — 53% DemocraticSewage Treatment Facilities — 49% DemocraticBiomass Electric Power Generation — 65% DemocraticSteam and Air-Conditioning Supply — 32% Democratic0%25%50%75%100%
Each dot is one of the 13 other industries in Utilities; size scales by workforce. Hover to see names — click to jump.

How this is measured

VRscores estimate the partisan composition of an industry by linking voter registration records to employment profiles, then aggregating workers up the NAICS hierarchy. The two-party shares above exclude workers with no major-party affiliation.

Read the full methodology or the published Organization Science paper.

Top employers in Utilities

Other industries in Utilities

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Citation

Kagan, Max; Frake, Justin; Hurst, Reuben (2026). “VRscores: A New Measure and Data Set of Workforce Politics Using Voter Registrations.” Organization Science, 37(2), 444–465.
https://doi.org/10.1287/orsc.2025.20402