Company lists · Data refreshed October 2026

Top 13 Commercial plumbing and heating contractors based in Seattle, United States

Name: Commercial plumbing and heating contractors based in Seattle, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 10, 2026 28 companies tracked

RevenueBase identified 28 company matches for commercial plumbing and heating contractors associated with Seattle, United States as of October 2026 and tracks 307 professional contacts across them, including 93 with verified work emails. Across the United States, Houston is the largest hub for this category (142 companies); Seattle has 28.

This list covers company matches for commercial plumbing and heating contractors associated with Seattle, 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 10, 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 10, 2026 How this list was built

28Companies

307Contacts tracked

93Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 13 largest commercial plumbing and heating contractors based in Seattle, United States

Ranked by team size

Top 13 of 28 company matches for commercial plumbing and heating contractors based in Seattle, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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	Brennan Heating & AIR Conditioning	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	201-500	64 contacts →
	Exact match “Since 1987, Brennan Heating & Air Conditioning has served tens of thousands of satisfied customers throughout the Puget Sound region.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2	South West Plumbing, Heating, AIR & Electric	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	201-500	46 contacts →
	Exact match “South West Plumbing has been serving the King, Snohomish and Pierce Counties for over 40 years with its five star residential plumbing, drain, sewer, and electrical services.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3	ECO Electric, Plumbing, Heating & AIR	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	11-50	36 contacts →
	Exact match “Our skilled electricians, plumbers, and HVAC technicians are certified to handle all your home service needs, from repairs and safety inspections to new installations and…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4	Gene Johnson Plumbing, Heating, Cooling & Electrical	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	51-200	22 contacts →
	Exact match “Something broke in your home.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5	Fischer Plumbing	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	11-50	21 contacts →
	Exact match “Fischer Plumbing is a locally-owned and operated residential plumbing contractor.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6	AS YOU Wish Electric, Plumbing, Heating & AIR	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	51-200	18 contacts →
	Exact match “As You Wish Electric has been proudly serving Seattle and the Greater Puget Sound Area with top-rated electrical services since 2007.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7	Aurora Plumbing	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	11-50	17 contacts →
	Exact match “Aurora Plumbing and Electric Supply is a full-service plumbing contractor that also benefits our clients by having a large retail store complete with a Parts Department that has…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8	Bee's Plumbing And Heating	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	11-50	11 contacts →
	Exact match “Bee’s Plumbing and Heating provides same day and 24 hour emergency services to homeowners and businesses across King, Snohomish, and Pierce County.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9	GO Green Heating & AIR Conditioning	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	1-10	8 contacts →
	Exact match “Where your family's comfort is our ideal." Go Green Heating & Air Conditioning is a Seattle -based HVAC company that has been established since 2015.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10	Integrity Energy Systems	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	11-50	7 contacts →
	Exact match “Integrity Energy Systems is a HVAC company based out of Seattle, Washington, in the United States of America.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11	Servicemark	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	11-50	3 contacts →
	Exact match “Ongoing service & repair contractor since 1994 Servicemark is the premier commercial tenant services company in the Puget Sound region providing handyman services including…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12	Lake City Plumbing	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	1-10	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13	Craftsman Plumbing	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	1-10	3 contacts →
	Exact match “Welcome to Craftsman Plumbing, your go-to source for comprehensive Plumbing Services in Seattle.” Recorded in the RevenueBase company graph · Oct 10, 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 “commercial plumbing and heating 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 13 of 28 commercial plumbing and heating contractors based in Seattle, United States

See the full list, filter by size, metro and specialty, and access 93 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Commercial plumbing and heating contractors based in Seattle, United States at a glance

As of Oct 10, 2026

30.3%Verified-email coverage

11.0Average contacts per company

11-50Median size (employees)

Oct 10, 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 Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 28 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 Seattle, United States whose business descriptions match “commercial plumbing and heating 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 93 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 10, 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.

Commercial plumbing and heating 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 “commercial plumbing and heating contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial plumbing and heating contractors are there based in Seattle, United States?

RevenueBase identified 28 company matches for commercial plumbing and heating contractors associated with Seattle, 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?

Brennan Heating & AIR Conditioning 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 commercial plumbing and heating contractors?

Houston leads the United States with 142 company records, followed by New York (135) and Phoenix (90). Seattle has 28.

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 93 professional contacts with verified work emails tracked across these 28 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 10, 2026.

Ready to reach these companies? Verified emails and direct dials for all 28 commercial plumbing and heating contractors based in Seattle, United States. Start with a free account, no credit card.

Download this list →

Related lists

Commercial plumbing and heating contractors by geography

Browse the directory

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.