Company lists · Data refreshed October 2026

Top 23 Hvac contractors for industrial facilities based in Baltimore, United States

Name: Hvac contractors for industrial facilities based in Baltimore, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 14, 2026 41 companies tracked

RevenueBase identified 41 company matches for hvac contractors for industrial facilities associated with Baltimore, United States as of October 2026 and tracks 607 professional contacts across them, including 203 with verified work emails. Across the United States, Houston is the largest hub for this category (254 companies); Baltimore has 41.

This list covers company matches for hvac contractors for industrial facilities associated with Baltimore, 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 October 14, 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 Oct 14, 2026 How this list was built

41Companies

607Contacts tracked

203Verified emails

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The 23 largest hvac contractors for industrial facilities based in Baltimore, United States

Ranked by team size

Top 23 of 41 company matches for hvac contractors for industrial facilities based in Baltimore, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 14, 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	LEN The Plumber Heating & AIR	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	201-500	181 contacts →
	Exact match “Len The Plumber Heating & Air is a leading home services provider delivering trusted plumbing, heating, cooling, and air quality solutions across the Mid-Atlantic region.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
2	Tate Engineering Systems, INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	51-200	117 contacts →
	Exact match “For over 102 years, Tate Engineering has been a trusted provider of mechanical and industrial solutions across the Mid-Atlantic.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
3	Dvorak LLC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	51-200	39 contacts →
	Exact match “Dvorak is a leading heavy and commercial electrical contractor serving the Mid-Atlantic region with a reputation built on safety, quality, reliability, and strong partnerships.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
4	North American Millwright Services, INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	51-200	35 contacts →
	Exact match “North American Millwright Services provides turnkey industrial solutions with a commitment to precision, safety, and excellence.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
5	Plastech Services, INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	51-200	18 contacts →
	Exact match “PlasTech Services, Inc, established in 1988, is a Specialty Trade Contractor specializing in industrial construction & Maintenance.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
6	A.I.R LLC Advanced Indoor Resources	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	14 contacts →
	Exact match “Comfort is critical to productivity.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
7	Phoenix Metals CMP Metals	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	51-200	14 contacts →
	Exact match “Inside the Phoenix Metals sq ft facility, we manufacture HVAC duct, fittings and custom components at commercial scale with machinery investments driven by skilled CAD/CAM…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
8	Arbutus Refrigeration	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	14 contacts →
	Exact match “Welcome to Arbutus Refrigeration, Inc.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
9	Supreme Service Today	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	14 contacts →
	Exact match “Heating,Air Conditioning and Plumbing Contractor Supreme Service Today in Baltimore, MD provides heating, cooling and plumbing repair, installation and maintenance services to the…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
10	Industrial Refrigeration Service, INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	51-200	13 contacts →
	Exact match “Industrial Refrigeration Service has been involved in the ammonia refrigeration industry for over 40 years.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
11	Bauer Mechanical LLC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	13 contacts →
	Exact match “Ryan and Jeff Bauer Sr.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
12	F.C. Clifford, INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	10 contacts →
	Exact match “HVAC Sales Representative.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
13	Amazing Plumbing, Heating & AIR	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	9 contacts →
	Exact match “At Amazing Heating and Air Conditioning, Inc.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
14	BAY Area Mechanical Services, INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	6 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
15	JM Taylor INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	6 contacts →
	Exact match “J.M.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
16	AJ Michaels Company	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	6 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
17	Harford Refrigeration CO INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	1-10	5 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
18	Statewide Contracting Services INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	5 contacts →
	Exact match “In 1959, William Heavrin started his business working out of the basement of his row home in Baltimore City.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
19	Complete Climate Services LLC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	4 contacts →
	Exact match “Baltimore's #1 rated, HVAC experts.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
20	BEL AIR Mechanical LLC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	3 contacts →
	Exact match “A family owned and operated company with a passion for professional service and quality craftsmanship.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
21	Control TEC INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	1-10	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
22	Control Sources	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	11-50	1 contacts →
	Exact match “Since 1998, Control Sources, LLC has been serving the Baltimore-Washington metro area with modern, reliable, and cost-effective temperature control, security, building automation…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
23	L&j Refrigeration INC	Exact match	Baltimore, MD, United StatesHQ recorded Oct 14, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 14, 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 “hvac contractors for industrial facilities”. 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 23 of 41 hvac contractors for industrial facilities based in Baltimore, United States

See the full list, filter by size, metro and specialty, and access 203 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hvac contractors for industrial facilities based in Baltimore, United States at a glance

As of Oct 14, 2026

33.4%Verified-email coverage

14.8Average contacts per company

11-50Median size (employees)

Oct 14, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Baltimore, so it is reported there. Company counts and contact totals on this page are exact for Baltimore, over 41 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 Baltimore, United States whose business descriptions match “hvac contractors for industrial facilities” 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 203 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 October 14, 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.

Hvac contractors for industrial facilities 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 “hvac contractors for industrial facilities”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac contractors for industrial facilities are there based in Baltimore, United States?

RevenueBase identified 41 company matches for hvac contractors for industrial facilities associated with Baltimore, United States as of October 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?

LEN The Plumber Heating & AIR 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 hvac contractors for industrial facilities?

Houston leads the United States with 254 company records, followed by New York (170) and Dallas (121). Baltimore has 41.

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 203 professional contacts with verified work emails tracked across these 41 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 October 14, 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.