Company lists · Data refreshed September 2026

Top 12 Refrigeration contractors based in Milwaukee, United States

Name: Refrigeration contractors based in Milwaukee, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 26 companies tracked

RevenueBase identified 26 company matches for refrigeration contractors associated with Milwaukee, United States as of September 2026 and tracks 600 professional contacts across them, including 223 with verified work emails. Across the United States, Houston is the largest hub for this category (242 companies); Milwaukee has 26.

This list covers company matches for refrigeration contractors associated with Milwaukee, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

26Companies

600Contacts tracked

223Verified emails

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The 12 largest refrigeration contractors based in Milwaukee, United States

Ranked by team size

Top 12 of 26 company matches for refrigeration contractors based in Milwaukee, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	J.M. Brennan, INC	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	501-1,000	162 contacts →
	Exact match “J.M.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Butters-Fetting Co., INC	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	201-500	93 contacts →
	Exact match “Since starting out on the south side of Milwaukee in 1924, Butters-Fetting has become one of the largest mechanical contractors in the area, providing total mechanical services…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Steamfitters Local 601	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	1,001-5,000	28 contacts →
	Exact match “We are the union HVAC and refrigeration techs, the pipe welders, and fitters - installing comfort heating and cooling systems, grocery store refrigeration, gas line pumps, food &…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Mccotter Energy Systems	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Offering one of the most comprehensive lines of premium HVAC and boiler room equipment in the region.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Action Heating & Cooling	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	11-50	11 contacts →
	Exact match “Expert, Dependable Heating and Air Conditioning Services in Milwaukee and Southeastern Wisconsin.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Conditioned AIR Design,inc	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match “Conditioned Air Design.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Sprinkmann Sons Corporation	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “SPRINKMANN SONS CORPORATION is a company based out of 12100 W.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	L&s Insulation	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “Founded in 1923, L&S Insulation is a Milwaukee-based mechanical insulation Contractor which provides new construction and maintenance services across all major commercial and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Nimmer Heating And AIR Conditioning INC	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	11-50	3 contacts →
	Exact match “Reliable heating, air conditioning & HVAC service in Milwaukee.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	ALL Climate Heating & AC	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Done Right AIR	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match “As a dependable HVAC company serving Milwaukee Area in Wisconsin for over 11 years, Done Right Air has the experience necessary to diagnose and maintain your residential or…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	D & M Heating AIR Conditioning	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	11-50	1 contacts →
	Exact match “D&M Heating & Air Conditioning offers 24/7 furnace & air conditioner repair & installation in Milwaukee & Waukesha Counties.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “refrigeration contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 12 of 26 refrigeration contractors based in Milwaukee, United States

See the full list, filter by size, metro and specialty, and access 223 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Refrigeration contractors based in Milwaukee, United States at a glance

As of Sep 17, 2026

37.2%Verified-email coverage

23.1Average contacts per company

11-50Median size (employees)

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Milwaukee, so it is reported there. Company counts and contact totals on this page are exact for Milwaukee, over 26 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Milwaukee, United States whose business descriptions match “refrigeration contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 223 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Refrigeration contractors by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “refrigeration contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many refrigeration contractors are there based in Milwaukee, United States?

RevenueBase identified 26 company matches for refrigeration contractors associated with Milwaukee, United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

J.M. Brennan, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most refrigeration contractors?

Houston leads the United States with 242 company records, followed by New York (145) and Phoenix (128). Milwaukee has 26.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 223 professional contacts with verified work emails tracked across these 26 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.