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Waukesha, Wisconsin · HVAC

HVAC contractors in Waukesha, WI

9 HVAC contractors in Waukesha, out of 9 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
9
Avg. score
65.2
Scored
9

Summary

Data last updated

As of October 14, 2026, the ProComfort Registry lists 9 HVAC contractors in Waukesha, Wisconsin. Most-listed specialties: heating & furnaces (5), commercial (2), air conditioning (2). 9 have enough public signals for a Registry Score, averaging 65.2 out of 100; 3 score 70 or higher. Together they hold 1,134 public reviews on Google, Yelp and Facebook. The highest-scored is Seider Heating Plumbing & Electrical, at 83 out of 100. 5 are Featured for 2026. View Seider Heating Plumbing & Electrical.

Counts come straight from the Registry's records. How the Registry Score works

Showing 1–9 of 9

HVAC contractors in Waukesha: at a glance

How many HVAC contractors are in Waukesha, Wisconsin?
As of October 14, 2026, the ProComfort Registry lists 9 HVAC contractors in Waukesha, Wisconsin.
Who is the highest-scored HVAC contractor in Waukesha, Wisconsin?
By Registry Score, Seider Heating Plumbing & Electrical (Waukesha, WI) ranks first at 83 out of 100, among 9 scored businesses averaging 65.2. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.
Which companies are featured in Waukesha, Wisconsin for 2026?
ProComfort Registry features Seider Heating Plumbing & Electrical, On Time Heating & Cooling, Major Mechanical LLC, ZIM Heating and Cooling, Teko Mechanical Inc.. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
How are HVAC contractors in Waukesha, Wisconsin ranked?
By Registry Score (0-100, from public reviews, digital presence and reach), with records confirmed by their owners listed first. The full method is at https://procomfortregistry.online/methodology.

What this list includes: heating, ventilation and air conditioning businesses (furnaces, heat pumps, A/C, climate control). Tags come from each business's public category and name, so a company can appear under several trades. HVAC contractors across the US