# Heating and air conditioning companies in Wisconsin

There are **2,805 heating and air conditioning companies** in Wisconsin (CityPreferred count, October 2026). Milwaukee has the most (215), then Madison (87).

## Wisconsin cities

**Heating and air conditioning companies in Wisconsin by city, October 2026**

| City | Companies |
| --- | --- |
| Milwaukee | 215 |
| Madison | 87 |
| Waukesha | 63 |
| Appleton | 47 |
| Kenosha | 46 |
| Green Bay | 44 |
| Brookfield | 40 |
| Oconomowoc | 32 |
| Oshkosh | 32 |
| Janesville | 31 |
| Wausau | 30 |
| Menomonee Falls | 30 |
| Racine | 29 |
| Wisconsin Rapids | 28 |
| New Berlin | 26 |
| Watertown | 25 |
| La Crosse | 24 |
| Hudson | 23 |
| Hartland | 21 |
| Burlington | 21 |
| Sun Prairie | 21 |
| Eau Claire | 21 |
| De Pere | 20 |

## Wisconsin and the rest of the country

Wisconsin has 2,805 of the 169,801 heating and air conditioning companies in the country (2%). [All states](https://citypreferred.com/data/hvac).

## What is counted

Independent businesses that do this work, for homes or for businesses. Suppliers, stores and national chains are left out. Being counted does not mean a company is licensed, insured or recommended. A city is listed when it has 20 or more. [How we count](https://citypreferred.com/data-methodology).

## Questions and answers

### How many heating and air conditioning companies are there in Wisconsin?

2,805, by CityPreferred's count as of October 2026.

### Which Wisconsin city has the most?

Milwaukee, with 215, followed by Madison with 87.

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Canonical page: https://citypreferred.com/data/hvac/wi

Last reviewed: 2026-10-01

Publisher: CityPreferred (https://citypreferred.com)