Company lists · Data refreshed November 2026

Top 25 Refinery insulation contractors worldwide

RevenueBase identified 5,923 company matches for refinery insulation contractors worldwide as of November 2026 and tracks 104,410 professional contacts across them, including 18,451 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for refinery insulation contractors worldwide, 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. Country and city lists for refinery insulation contractors follow the table.

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
5,923Companies
104,410Contacts tracked
18,451Verified emails
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The 25 largest refinery insulation contractors worldwide

Ranked by team size
Top 25 of 5,923 company matches for refinery insulation contractors worldwide, 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 matchLenexa, KS, United StatesHQ recorded Nov 6, 20265,001-10,0003,647 contacts →

Exact match

“Performance Contracting Inc.(PCI) is one of the leading specialty contractors in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202610001+3,364 contacts →

Exact match

“The Brock Group is a leading provider of industrial specialty services to clients around the world, with headquarters in Houston, TX, and operating units in Canada, the United…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBremen, GermanyHQ recorded Nov 6, 202610001+2,916 contacts →

Exact match

“For over a century, KAEFER has been helping clients to protect and extend the life of their most valuable assets, while ensuring operational efficiency and the smooth delivery of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchJudet, United KingdomHQ recorded Nov 6, 202610001+2,842 contacts →

Exact match

“Brand Energy & Infrastructure Services supports customers’ maintenance, turnaround and refurbishment needs as well as new construction, capital-driven upgrades and expansion…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 20261,001-5,0002,617 contacts →

Exact match

“Fundada em a Reframax se consolidou no mercado de aplicação de revestimento refratário e isolamento térmico devido à grande competência da sua equipe, ao investimento permanente…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchParis, FranceHQ recorded Nov 6, 20261,001-5,0001,864 contacts →

Exact match

“Calderys is a leading global provider for industries operating in high-temperature conditions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDaytona Beach, FL, United StatesHQ recorded Nov 6, 202610001+1,608 contacts →

Exact match

“TruTeam is the nation’s largest insulation installer and we also install fireplaces, gutters, garage doors and more.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 20265,001-10,0001,334 contacts →

Exact match

“Hertel is a leading international, multi-disciplinary, industrial services company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNew Delhi, IndiaHQ recorded Nov 6, 20261,001-5,000926 contacts →

Exact match

“Lloyd Insulation is one of India’s leading companies offering end to end industry solutions that help create a more sustainable and energy-efficient built environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 20261,001-5,000776 contacts →

Exact match

“HWI is the largest supplier of refractory products and services in the United States, with a history that spans more than 150 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCourbevoie, FranceHQ recorded Nov 6, 20261,001-5,000725 contacts →

Exact match

“KAEFER WANNER, leader français de l’isolation industrielle, est un partenaire très demandé en Isolation Thermique Industrielle et Nucléaire, Echafaudage, Désamiantage, Protection…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchStavanger, NorwayHQ recorded Nov 6, 20261,001-5,000689 contacts →

Exact match

“KAEFER is a part of the KAEFER Group, one of Europe’s largest construction companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMoita, PortugalHQ recorded Nov 6, 2026201-500612 contacts →

Exact match

“Set Linings is the world's fastest growing Refractory Company delivering turn-key projects around the globe with engineering, material supply, installation, dry-out and heating-up…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchGonzales, LA, MexicoHQ recorded Nov 6, 2026501-1,000535 contacts →

Exact match

“Specialty Welding And Turnarounds (SWAT) provides integrated construction and turnaround services for the refining, petrochemical and ammonia markets across North America.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,000517 contacts →

Exact match

“Distribution International (DI) a leading distributor of thermal and acoustical insulation and related supplies for maintenance and repair operations in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCharlotte, CT, United StatesHQ recorded Nov 6, 20261,001-5,000502 contacts →

Exact match

“SPI is a global leader in the Distribution and Specialty Fabrication of insulation products for Thermal, Acoustic, Fire Protection and Refractory applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact match3rd Industrial, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000497 contacts →

Exact match

“ALMUZAIN is one of the leading Industrial Services Companies that caters to the ever-growing and complex demands of the Petrochemical and Refineries in Saudi Arabia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLa Porte, TX, United StatesHQ recorded Nov 6, 20265,001-10,000447 contacts →

Exact match

“As part of the Quanta Services Family of Companies (NYSE: PWR)- Stronghold provides the safest, leanest, most efficient, quality solutions for the refinery, petrochemical and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202610001+425 contacts →

Exact match

“SGB-Cape is the largest industrial services company in Africa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSpring, United StatesHQ recorded Nov 6, 2026501-1,000418 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSecunda, South AfricaHQ recorded Nov 6, 20261,001-5,000398 contacts →

Exact match

“Established in 1987, Hydra Arc has grown from a supplier of specialized welders into a leading refinery maintenance, turnaround specialist, steel fabrication and construction…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHouston, OR, United StatesHQ recorded Nov 6, 20261,001-5,000375 contacts →

Exact match

“Partner Industrial is a preferred and trusted provider of specialty maintenance services to the downstream energy, power generation, and industrial markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMarietta, NC, United StatesHQ recorded Nov 6, 2026501-1,000358 contacts →

Exact match

“With over a quarter-century of experience in commercial insulation, waterproofing, spray fireproofing, spray foam insulation, and restoration, Alpha has served as the benchmark…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchStillington, United KingdomHQ recorded Nov 6, 2026501-1,000358 contacts →

Exact match

“Darchem Engineering Limited is a world class Engineering Company providing products and services primarily to meet the needs of its customers for engineered solutions to high…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMedford, MA, United StatesHQ recorded Nov 6, 2026501-1,000340 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 5,923 refinery insulation contractors worldwide

See the full list, filter by size, metro and specialty, and access 18,451 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Refinery insulation contractors worldwide at a glance

As of Nov 6, 2026
17.7%Verified-email coverage
17.6Average contacts per company
11-50Median size (employees)
0.8%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,079
11-50
2,282
51-200
924
201-500
305
501-1,000
87
1,001-5,000
81
5,001-10,000
14
10001+
16

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for refinery insulation contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “refinery insulation 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. 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 18,451 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.

Refinery insulation contractors by location

28 lists · largest first

Every Refinery insulation contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “refinery insulation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many refinery insulation contractors are there worldwide?

RevenueBase identified 5,923 company matches for refinery insulation contractors worldwide 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?

Performance Contracting, Inc. PCI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most refinery insulation contractors?

The United States leads with 1,526 companies, followed by France (407) and the United Kingdom (299). Every refinery insulation contractors list by country and city is linked on this page.

Which city has the most refinery insulation contractors?

Houston leads with 45 company records, followed by Dubai (39) and Istanbul (39).

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 18,451 professional contacts with verified work emails tracked across these 5,923 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.

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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.