Company lists · Data refreshed November 2026

Top 25 Pressure vessel welding contractors worldwide

RevenueBase identified 6,075 company matches for pressure vessel welding contractors worldwide as of November 2026 and tracks 67,589 professional contacts across them, including 13,231 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for pressure vessel welding 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 pressure vessel welding 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
6,075Companies
67,589Contacts tracked
13,231Verified emails
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The 25 largest pressure vessel welding contractors worldwide

Ranked by team size
Top 25 of 6,075 company matches for pressure vessel welding 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 matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 20261,001-5,000917 contacts →

Exact match

“Repcon has earned a reputation for leading the industry in turnarounds, specialty welding, construction, pipe fabrication, and maintenance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMacaé, BrazilHQ recorded Nov 6, 2026501-1,000812 contacts →

Exact match

“Techocean is a supplier of engineering services focused on the oil & gas industry, creating solutions for steel fabrications as Platforms, Piping Lines, Several Structures and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRoissy-En-France, FranceHQ recorded Nov 6, 2026501-1,000759 contacts →

Exact match

“Since 1978, Serimax has earned a global reputation as a leader in high-performance orbital welding solutions for pipelines and piping infrastructure, delivering on some of the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNiagara Falls, ON, CanadaHQ recorded Nov 6, 20261,001-5,000715 contacts →

Exact match

“Established in 1934, E.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchPierrelatte, FranceHQ recorded Nov 6, 2026501-1,000633 contacts →

Exact match

“Monteiro, société historique du groupe M, est une entreprise industrielle française au service des industries bas carbone.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLahore, PakistanHQ recorded Nov 6, 20261,001-5,000593 contacts →

Exact match

“A world class Engineering, Manufacturing and Construction company operating nationally and internationally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSauvelade, FranceHQ recorded Nov 6, 20261,001-5,000590 contacts →

Exact match

“Established in 1995 in France, 3C Metal Group is a recognized leader in providing sophisticated engineering services to the oil and gas, green technology, renewable energy, power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 2026201-500568 contacts →

Exact match

“EBSE ENGENHARIA DE SOLUÇÕES IS ONE OF BRAZIL’S MOST TRADITIONAL MANUFACTURERS OF INDUSTRIAL AND PROCESS EQUIPMENT, LARGE DIAMETER PIPES AND HEAVY-DUTY EQUIPMENT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPalwal, IndiaHQ recorded Nov 6, 20261,001-5,000529 contacts →

Exact match

“DEE Piping Systems (incorporated as DEE Development Engineers) is world’s leading manufacturer of Shop Fabricated Pipe Spools, which find application in thermal power plant…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCreola, AL, United StatesHQ recorded Nov 6, 20261,001-5,000413 contacts →

Exact match

“G.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchVancouver, WA, United StatesHQ recorded Nov 6, 20261,001-5,000408 contacts →

Exact match

“Greenberry Industrial is an award-winning, full-service industrial contractor and fabricator serving high-tech, oil & gas, petrochemical, pulp & paper, power & energy, renewable…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchAnchorage, TX, United StatesHQ recorded Nov 6, 2026501-1,000402 contacts →

Exact match

“We are a full-service construction and fabrication group serving industrial clients of all sizes in water, wastewater, petroleum, gas processing and energy projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchShuaiba – 65454, KuwaitHQ recorded Nov 6, 20261,001-5,000399 contacts →

Exact match

“ABJ Engineering & Contracting Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAhmedabad, IndiaHQ recorded Nov 6, 2026201-500391 contacts →

Exact match

“The Anup Engineering Limited,(erstwhile subsidiary company of Arvind Limited) and a part of the Indian conglomerate- Lalbhai Group, is a in the fabrication of top end process…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSand Springs, OK, United StatesHQ recorded Nov 6, 2026201-500372 contacts →

Exact match

“Since 1972, CUST-O-FAB has maintained a reputation of consistently providing quality ASME Code fabricated equipment and on-site services for the refining, petrochemical, syngas…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchEdmonton, AB, CanadaHQ recorded Nov 6, 20261,001-5,000369 contacts →

Exact match

“Founded in 1975, Edmonton Exchanger employs over people.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWinterville, NC, United StatesHQ recorded Nov 6, 2026501-1,000341 contacts →

Exact match

“Founded in 1977 as The Roberts Company, Roberts has grown from a small contractor to a large full service constructor and fabricator.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchIndonesiaHQ recorded Nov 6, 2026201-500340 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchOkotoks, AB, CanadaHQ recorded Nov 6, 2026501-1,000337 contacts →

Exact match

“OCL Group Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBeaumont, TX, United StatesHQ recorded Nov 6, 2026501-1,000327 contacts →

Exact match

“B&E Resources is an oil field service company specializing in industrial construction and custom fabrication.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000311 contacts →

Exact match

“Houston-based Spitzer Industries, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchTemara, MoroccoHQ recorded Nov 6, 2026501-1,000311 contacts →

Exact match

“SIDEN (Société Industrielle d’Exploitation des Energies Naturelles) est l’un des principaux acteurs de la fabrication chaudronnée, la construction métallique et de la maintenance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchDungarvan, IrelandHQ recorded Nov 6, 2026501-1,000290 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,000266 contacts →

Exact match

“Gulfspan Industrial, LLC is a mechanical construction and industrial services company that specializes in performing turnarounds, capital projects, and maintenance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchKnesebeck, GermanyHQ recorded Nov 6, 20261,001-5,000266 contacts →

Exact match

“BUTTING is one of the leading processors of stainless steels.”

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

Showing 25 of 6,075 pressure vessel welding contractors worldwide

See the full list, filter by size, metro and specialty, and access 13,231 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pressure vessel welding contractors worldwide at a glance

As of Nov 6, 2026
19.6%Verified-email coverage
11.1Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,315
11-50
2,193
51-200
1,073
201-500
237
501-1,000
64
1,001-5,000
41
5,001-10,000
1
10001+
2

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 pressure vessel welding contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “pressure vessel welding 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 13,231 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.

Pressure vessel welding contractors by location

24 lists · largest first

Every Pressure vessel welding 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 “pressure vessel welding contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pressure vessel welding contractors are there worldwide?

RevenueBase identified 6,075 company matches for pressure vessel welding 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?

Repcon, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most pressure vessel welding contractors?

The United States leads with 1,733 companies, followed by Canada (459) and the United Kingdom (378). Every pressure vessel welding contractors list by country and city is linked on this page.

Which city has the most pressure vessel welding contractors?

Houston leads with 82 company records, followed by Pune (42) and Edmonton (30).

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 13,231 professional contacts with verified work emails tracked across these 6,075 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.