Company lists · Data refreshed November 2026

Top 25 Pipefitting maintenance or repair services based in the United States

RevenueBase identified 890 company matches for pipefitting maintenance or repair services associated with the United States as of November 2026 and tracks 8,022 professional contacts across them, including 2,727 with verified work emails. Houston is the largest hub.

This list covers company matches for pipefitting maintenance or repair services associated with the 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 November 6, 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 Nov 6, 2026 How this list was built
890Companies
8,022Contacts tracked
2,727Verified emails
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The 25 largest pipefitting maintenance or repair services based in the United States

Ranked by team size
Top 25 of 890 company matches for pipefitting maintenance or repair services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchStatesboro, GA, United StatesHQ recorded Nov 6, 2026501-1,000197 contacts →

Exact match

“With offices in Statesboro, GA, Savannah, GA, Atlanta, GA, Charlotte, NC, and Lexington, SC, The Sack Company is one of the largest industrial mechanical, electrical, plumbing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchPortland, OR, United StatesHQ recorded Nov 6, 2026201-500175 contacts →

Exact match

“Charter Mechanical is a leading and respected provider of mechanical and process piping services in the Northwest.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAlbuquerque, NM, United StatesHQ recorded Nov 6, 2026501-1,000170 contacts →

Exact match

“TLC Plumbing is a different kind of company, and our intent is to stay different in a good way.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPasadena, TX, United StatesHQ recorded Nov 6, 2026201-500156 contacts →

Exact match

“The On-Line Leak Repair and Mechanical Solutions Authority™ Founded in 1981, the Colt Group is the leading authority in on-line leak repair and mechanical services for the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCedar Rapids, IA, United StatesHQ recorded Nov 6, 2026201-500131 contacts →

Exact match

“Modern takes pride in our long history of providing top-quality plumbing, pipefitting, commercial and industrial sheet metal, code welding and HVAC/R services to organizations in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWestmont, IL, United StatesHQ recorded Nov 6, 2026201-500113 contacts →

Exact match

“Founded in 1946, Great Lakes Plumbing and Heating Company is a Chicago-based full service mechanical contracting firm that specializes in complex plumbing, mechanical piping and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchColumbia, MO, United StatesHQ recorded Nov 6, 2026201-500107 contacts →

Exact match

“Scott Boyd founded QuesTec Mechanical in 1996 and has been serving the mid-west for over 20 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMt. Crawford, VA, United StatesHQ recorded Nov 6, 2026201-500106 contacts →

Exact match

“With well over seven decades of service to our customers, Riddleberger Brothers, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchColumbus, OH, United StatesHQ recorded Nov 6, 2026201-500106 contacts →

Exact match

“Full service Mechanical Contracting Company providing HVAC, Industrial Piping, Plumbing, Instrumentation, and Maintenance Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPasadena, TX, United StatesHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Valsource is an industrial valve repair and maintenance services company located in Pasadena, TX, Port Allen, LA, and Memphis, TN servicing all major OEMs including but not…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRigby, ID, United StatesHQ recorded Nov 6, 202611-5092 contacts →

Exact match

“At Advanced Home Services our goal is to provide you with Advanced plumbing and heating services that will make your life simple, convenient and comfortable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchManchaca, TX, United StatesHQ recorded Nov 6, 2026201-50086 contacts →

Exact match

“For over 75 years, The Porter Company has maintained its reputation as one of Texas’ premier, multi-faceted mechanical contractors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSpringfield, MO, United StatesHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“At Gold Mechanical, we are dedicated to Building Quality Environments for Quality Retirements.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchGilbert, AZ, United StatesHQ recorded Nov 6, 2026201-50074 contacts →

Exact match

“Crawford Mechanical Services (a Quantum Industrial company) is synonymous with Mechanical and Plumbing construction in Arizona.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“Haberberger Mechanical is a fourth-generation owned mechanical contracting firm, specializing in plumbing, process piping, industrial piping, power piping and HVAC system design…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNY, United StatesHQ recorded Nov 6, 2026201-50072 contacts →

Exact match

“Demar began as a small, family-owned company, providing plumbing services to the NYC area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMemphis, TN, United StatesHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“Commercial & Industrial Facility Maintenance Services including: Plumbing, Piping, & Camera Technologies Pipe Relining, Manhole Rehabilitation HVAC, Refrigeration, Building…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Prairie Mechanical Corporation is a privately held mechanical contractor serving the Greater Omaha Area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBuffalo, United StatesHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“Mollenberg-Betz, Inc is over a century-old, Buffalo based mechanical/plumbing contractor specializing in refrigeration, service, plumbing, heating, ventilation, air conditioning…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchChicopee, MA, United StatesHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Industrial mechanical contractor specializing in the installation of piping and plumbing systems for power, process, and advanced technology facilities in MA, CT, RI, NH, VT, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPort Lavaca, TX, United StatesHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“Specialty Mechanical Services Provider to Petrochemical, Refining, and Power Generation facilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLouisville, KY, United StatesHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Walker Mechanical stands as a prominent mechanical contractor in the area, providing a comprehensive array of plumbing and mechanical solutions to cater to the diverse needs of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLagrange, GA, United StatesHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Industrial Mechanical Contractors – Process Piping, Millwrights, HVAC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchWestfield, ME, United StatesHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Millennium Power Services is a full-service industrial valve repair shop and manufacturer of valve parts, with locations in Massachusetts, Maine, and Virginia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchGriffin, GA, United StatesHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Heating * Air * Electrical * Plumbing * Cured-In Place Pipe Lining WE CAN DO THAT!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 890 pipefitting maintenance or repair services based in the United States

See the full list, filter by size, metro and specialty, and access 2,727 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pipefitting maintenance or repair services based in the United States at a glance

As of Nov 6, 2026
34.0%Verified-email coverage
9.0Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
421
11-50
304
51-200
116
201-500
22
501-1,000
7
1,001-5,000
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 890 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 the United States whose business descriptions match “pipefitting maintenance or repair services” 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 2,727 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 November 6, 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.

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 “pipefitting maintenance or repair services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pipefitting maintenance or repair services are there based in the United States?

RevenueBase identified 890 company matches for pipefitting maintenance or repair services associated with the United States as of November 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?

Sack Company tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most pipefitting maintenance or repair services?

Houston leads with 12 company records, followed by San Antonio (9) and San Diego (9).

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 2,727 professional contacts with verified work emails tracked across these 890 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 890 pipefitting maintenance or repair services based in the United States. Start with a free account, no credit card.

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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.