Company lists · Data refreshed September 2026
Top 23 Specialized welding contractors based in Australia
RevenueBase identified 384 specialized welding contractors headquartered in Australia as of September 2026 and tracks 2,645 professional contacts across them, including 843 with verified work emails. Dandenong South is the largest hub.
This list covers specialized welding contractors headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 18, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 23 largest specialized welding contractors based in Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 177 contacts → | ||||
Indirect evidence “An industry leader in specialist construction and maintenance services for the resources, energy and infrastructure sectors.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 2 | 166 contacts → | ||||
Partial evidence “Legeneering Australia is a dynamic Engineering Company specializing in repair of oil & gas facilities.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 3 | 120 contacts → | ||||
Indirect evidence “Alltype Engineering has provided workshop fabrication, site installation, construction and maintenance services across almost every industry in Australia.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 4 | 69 contacts → | ||||
Partial evidence “Taylors Engineering and Welding Services offer construction, engineering and specialised workshop solutions for the petrochemical and mining industry.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 5 | 38 contacts → | ||||
Partial evidence “Specialists in welding equipment, consumables, service, second hand and hire.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 6 | 37 contacts → | ||||
Indirect evidence “Ceejay Engineering is a company with a proud history since being established in 1997.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 7 | 37 contacts → | ||||
Indirect evidence “We’re now a part of Saunders International, an ASX-listed integrated engineering construction and infrastructure company.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 8 | 33 contacts → | ||||
Indirect evidence “At BSF, we know steel.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 9 | 31 contacts → | ||||
Indirect evidence “Together We Thrive For over 50 years, BOWENG has been at the forefront of complex and heavy structural steel fabrication, delivering some of Australia’s most challenging and…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 10 | 30 contacts → | ||||
Partial evidence “De Goey Contractors Pty Ltd has substantial experience and expertise in all aspects of steel fabrication, industrial coating applications, and process piping and installation.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 11 | 29 contacts → | ||||
Indirect evidence “Tetris Group was established in 2005, due to our success and market demands we have developed multiple divisions.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 12 | 28 contacts → | ||||
Partial evidence “SMENCO knows welding and has experienced people to service & support what we sell.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 13 | 26 contacts → | ||||
Partial evidence “Welding solutions, designed and delivered: Today we continue to focus on providing solutions and building relationships rather than merely making sales.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 14 | 25 contacts → | ||||
Indirect evidence “TSS (Total Steel Solutions) Engineering is a Sydney based metal engineering company dedicated to providing the best services to our clients and business partners.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 15 | 23 contacts → | ||||
Indirect evidence “ABBA Engineering offers a range of services that cater for industrial solutions.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 16 | 21 contacts → | ||||
Indirect evidence “Renteca is an industry leader in providing fully engineered solutions for trans-Tasman heavy industrial projects requiring specialist technical equipment.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 17 | 21 contacts → | ||||
Indirect evidence “Tankweld Engineering is a mechanical or industrial engineering company based out of Australia.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 18 | 20 contacts → | ||||
Partial evidence “Our Karratha based workshop offers; Plate development, Chute Works, Structural Fabrication, Liner Plate Works, Piping Fabrication, Coded Welding, Mobile Equipment Repairs, Bucket…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 19 | 20 contacts → | ||||
Indirect evidence “Specilaised steel solutions.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 20 | 20 contacts → | ||||
Indirect evidence “Trufab Engineering has been engaged in steel fabrication and engineering since 1962.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 21 | 19 contacts → | ||||
Partial evidence “Macro Weld is a company that specialises in welding, engineering and construction supplies.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 22 | 19 contacts → | ||||
Indirect evidence “With more than 35 years’ experience in all different types of structural steel fabrication, drafting, surface preparation and erection, Gonzalez Steel is well equipped for any…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 23 | 18 contacts → | ||||
Partial evidence “With over 25 years experience; Alltype Welding remain a family operated business.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: specialized welding contractors. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names specialized welding contractors.
- Partial evidence
- Its own public description names part of specialized welding contractors, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name specialized welding contractors. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 23 of 384 specialized welding contractors based in Australia
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Specialized welding contractors based in Australia at a glance
As of Sep 18, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 384 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among specialized welding contractors, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Australia whose own description of what they do matches “specialized welding contractors”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names specialized welding contractors), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among specialized welding contractors, and records with no verified work email. Companies headquartered outside Australia are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 843 across the full list. 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 18, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names specialized welding contractors, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many specialized welding contractors are there based in Australia?
RevenueBase identified 384 specialized welding contractors headquartered in Australia as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Walz Group, headquartered in Gladstone, tops this list with the largest team on record.
Which city has the most specialized welding contractors?
Dandenong South leads with 14 headquartered companies, followed by Perth (12) and Sydney (8).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 843 verified decision-maker contacts tracked across these 384 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 18, 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 Smart Search, 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.
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