Company lists · Data refreshed September 2026

Top 19 Hvac engineering firms based in Raleigh, United States

Name: Hvac engineering firms based in Raleigh, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 47 companies tracked

RevenueBase identified 47 company matches for hvac engineering firms associated with Raleigh, United States as of September 2026 and tracks 514 professional contacts across them, including 163 with verified work emails. Across the United States, Houston is the largest hub for this category (203 companies); Raleigh has 47.

This list covers company matches for hvac engineering firms associated with Raleigh, 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 16, 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 16, 2026 How this list was built

47Companies

514Contacts tracked

163Verified emails

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The 19 largest hvac engineering firms based in Raleigh, United States

Ranked by team size

Top 19 of 47 company matches for hvac engineering firms based in Raleigh, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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	Newcomb And Company	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	201-500	159 contacts →
	Exact match “Founded in 1954, Newcomb and Company is a full-service mechanical contractor providing customers in the commercial, residential, and industrial sectors with innovative…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2	Yellow DOT Heating & AIR Conditioning	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	51-200	39 contacts →
	Exact match “For more than 20 years, Yellow Dot Heating, Air Conditioning, Electrical and Plumbing has been one of the area’s largest heating and cooling HVAC contractors.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3	Crenshaw Consulting Engineers	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	32 contacts →
	Exact match “Engineering & Design Management Firm that Self-Performs - Mechanical, Electrical, Plumbing, and Structural Design - Fire Alarm + Protection - LEED/Sustainable Design, Coordination…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4	Airmakers Heating And Cooling LLC	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	51-200	25 contacts →
	Exact match “Since our inception, Airmakers Heating & Air-Conditioning has been committed to offering quality service and HVAC installations.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5	AIR Experts Heating, Cooling, And Plumbing	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	51-200	25 contacts →
	Exact match “Providing award-winning service in Heating, Cooling, Plumbing, and Indoor Air Quality since 1986.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6	Thermo Direct INC	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	20 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7	Comfort Monster Heating & AIR	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	19 contacts →
	Exact match “Comfort Monster Heating & Air is powered in part by Comfy, a purple monster with a wrench.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8	TRI South Mechanical	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	14 contacts →
	Exact match “Have you been disappointed by an HVAC company that can't deliver what you need?” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9	Resolve AIR Systems	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	11 contacts →
	Exact match “HVAC contractor combining the latest in construction technologies with traditional values” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10	Carolina AIR Conditioning Co, INC	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	11 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11	Cool AIR Mechanical	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	1-10	11 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12	PDC Engineers	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	6 contacts →
	Exact match “Progressive Design Collaborative, Ltd.(PDC Engineers) was established in 1975 as an employee-owned collaborative and remains as such today.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13	Sigma Engineered Solutions PC	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	6 contacts →
	Exact match “Sigma Engineered Solutions PC is a mechanical, electrical, plumbing and fire protection (MEP,FP) building systems engineering company based out of 5909 Falls of Neuse Rd, Suite…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14	Custom Reps	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	5 contacts →
	Exact match “We are the premier partner for commercial, industrial and institutional HVAC solutions, collaborating with industry leaders to deliver tailor-made equipment.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15	Jay's Heating And Cooling	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	1-10	4 contacts →
	Exact match “We are a locally owned and operated Raleigh HVAC Company specializing in maintenance, repair and installation of residential and commercial heating and air conditioning systems.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16	ALL Trade Contractors	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	3 contacts →
	Exact match “All Trade Contractors is a locally owned company since 1993.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17	Reliable Heating And AIR Conditioning	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	11-50	2 contacts →
	Exact match “We are a full-service heating and air conditioning company serving residential and light commercial customers in the Triangle region of North Carolina.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18	West KEY Consulting Corporation	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	1-10	2 contacts →
	Exact match “West Key Consulting Corporation is a plumbing, mechanical, and electrical design firm located in Raleigh, North Carolina, United States.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19	Comfort Hounds Heating & Cooling	Exact match	Raleigh, NC, United StatesHQ recorded Sep 16, 2026	1-10	1 contacts →
	Exact match “A Making a Comfortable Difference!” Recorded in the RevenueBase company graph · Sep 16, 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 engineering firms”. 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 19 of 47 hvac engineering firms based in Raleigh, United States

See the full list, filter by size, metro and specialty, and access 163 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hvac engineering firms based in Raleigh, United States at a glance

As of Sep 16, 2026

31.7%Verified-email coverage

10.9Average contacts per company

11-50Median size (employees)

Sep 16, 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 Raleigh, so it is reported there. Company counts and contact totals on this page are exact for Raleigh, over 47 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 Raleigh, United States whose business descriptions match “hvac engineering firms” 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 163 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 16, 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 engineering firms 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 engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac engineering firms are there based in Raleigh, United States?

RevenueBase identified 47 company matches for hvac engineering firms associated with Raleigh, 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?

Newcomb And Company 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 engineering firms?

Houston leads the United States with 203 company records, followed by New York (199) and San Antonio (95). Raleigh has 47.

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 163 professional contacts with verified work emails tracked across these 47 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 16, 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.