Company lists · Data refreshed September 2026

Top 25 Pipeline welding and fabrication companies based in South Africa

Name: Pipeline welding and fabrication companies based in South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 134 companies tracked

RevenueBase identified 134 pipeline welding and fabrication companies headquartered in South Africa as of September 2026 and tracks 2,151 professional contacts across them, including 353 with verified work emails. Cape Town is the largest hub.

This list covers pipeline welding and fabrication companies headquartered in South Africa, 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 17, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 17, 2026 86% judged on-target in blind review

134Companies

2,151Contacts tracked

353Verified emails

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The 25 largest pipeline welding and fabrication companies based in South Africa

Ranked by team size

Top 25 of 134 pipeline welding and fabrication companies based in South Africa, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to pipeline welding and fabrication companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Hydra-Arc	Partial evidence	Secunda, South AfricaHQ checked Sep 17, 2026	1,001-5,000	342 contacts →
	Partial evidence “Established in 1987, Hydra Arc has grown from a supplier of specialized welders into a leading refinery maintenance, turnaround specialist, steel fabrication and construction…” Source: RevenueBase Database · checked Sep 17, 2026
2	Epcm Holdings	Indirect evidence	Pretoria, South AfricaHQ checked Sep 17, 2026	201-500	241 contacts →
	Indirect evidence “Leading energy & industrial infrastructure consultants, developers and epc contractors - operating globally We offer various design and construction services in the oil/gas…” Source: RevenueBase Database · checked Sep 17, 2026
3	Smei Projects	Partial evidence	Boksburg, South AfricaHQ checked Sep 17, 2026	501-1,000	229 contacts →
	Partial evidence “SMEI is a Specialist Project Management Construction Company working into the Supply, Fabrication, delivery and Installation of Structural Steel, Mechanical Equipment, Flooring…” Source: RevenueBase Database · checked Sep 17, 2026
4	Advent ONE Group	Indirect evidence	Springs, South AfricaHQ checked Sep 17, 2026	501-1,000	95 contacts →
	Indirect evidence “Advent One Group (Pty) Ltd provides customer focused construction services and was founded by a team of knowledgeable individuals with over 142 years' combined industry experience…” Source: RevenueBase Database · checked Sep 17, 2026
5	Picm PTY LTD	Partial evidence	Randfontein, South AfricaHQ checked Sep 17, 2026	201-500	70 contacts →
	Partial evidence “ABOUT US PICM is a leading provider of high-quality fabrication and civil construction services with a proven track record of delivering exceptional projects since 1980.” Source: RevenueBase Database · checked Sep 17, 2026
6	Turnmill Proquip Engineering PTY LTD	Indirect evidence	Vanderbijlpark, South AfricaHQ checked Sep 17, 2026	51-200	68 contacts →
	Indirect evidence “Turnmill Proquip Engineering (Pty) Ltd, is a medium specialist engineering company situated in Vanderbijlpark.” Source: RevenueBase Database · checked Sep 17, 2026
7	Just Engineering PTY LTD	Indirect evidence	Cape Town, South AfricaHQ checked Sep 17, 2026	201-500	52 contacts →
	Indirect evidence “About Us At Just Engineering, we specialize in delivering top-tier engineering solutions across the marine, mining, and structural sectors.” Source: RevenueBase Database · checked Sep 17, 2026
8	Rho-Tech	Partial evidence	Amanzimtoti, South AfricaHQ checked Sep 17, 2026	51-200	50 contacts →
	Partial evidence “Manufacture, Fabrication and Installation of Thermoplastic and HDPE Piping Systems.” Source: RevenueBase Database · checked Sep 17, 2026
9	Melron Group	Partial evidence	Kwazulu-natal, South AfricaHQ checked Sep 17, 2026	51-200	40 contacts →
	Partial evidence “Pipeline Erectors KZN was established in 2006, the Engineering team has over 30 years' experience in the engineering field, and have utilized their technical expertise, to grow…” Source: RevenueBase Database · checked Sep 17, 2026
10	Hall Longmore Holdings PTY LTD	Indirect evidence	Germistion, South AfricaHQ checked Sep 17, 2026	501-1,000	35 contacts →
	Indirect evidence “Established in 1924, Hall Longmore is ranked amongst the leading international manufacturers of large diameter steel pipe for the transportation of water, gas and petro chemicals.” Source: RevenueBase Database · checked Sep 17, 2026
11	Allweld Marine And Industrial	Indirect evidence	Cape Town, South AfricaHQ checked Sep 17, 2026	51-200	33 contacts →
	Indirect evidence “Allweld, a Cape Town-based marine and industrial engineering company, has been servicing the Southern African market for over fifty years.” Source: RevenueBase Database · checked Sep 17, 2026
12	Intermineagencies	Indirect evidence	Rustenburg, South AfricaHQ checked Sep 17, 2026	201-500	29 contacts →
	Indirect evidence “Intermine Agencies was established in Welkom, Free State, South Africa in 1983 to supply steel pipe, flanges and fittings to the Gold Mining Industry.” Source: RevenueBase Database · checked Sep 17, 2026
13	Namaqua Engineering	Indirect evidence	Vredendal, South AfricaHQ checked Sep 17, 2026	51-200	28 contacts →
	Indirect evidence “Namaqua Engineering is a company which prides itself with an excellent record of quality work.” Source: RevenueBase Database · checked Sep 17, 2026
14	Bhubezi Projects	Indirect evidence	Boksburg, South AfricaHQ checked Sep 17, 2026	11-50	25 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026
15	Leita Steel	Partial evidence	Pretoria, South AfricaHQ checked Sep 17, 2026	51-200	25 contacts →
	Partial evidence “Leita Steel, a privately owned company founded in 1968, has grown into one of Africa’s leading names in steel construction and fabrication, specialising in high-quality structural…” Source: RevenueBase Database · checked Sep 17, 2026
16	Channel Construction	Indirect evidence	Durban, South AfricaHQ checked Sep 17, 2026	11-50	23 contacts →
	Indirect evidence “Channel Construction was founded over 20 years ago as a medium to heavy fabricator and erector of structural steel including the manufacturing of modular structures, pipe racks…” Source: RevenueBase Database · checked Sep 17, 2026
17	Inkwali Fabrication And Maintenance	Partial evidence	Johannesburg, South AfricaHQ checked Sep 17, 2026	51-200	15 contacts →
	Partial evidence “Inkwali Fabrication and Maintenance (Pty) Ltd is a Pan African engineering services company specialising in steel pipe and plate fabrication, installations and as well as…” Source: RevenueBase Database · checked Sep 17, 2026
18	Mocke Pipeline Construction	Partial evidence	Pretoria, South AfricaHQ checked Sep 17, 2026	11-50	15 contacts →
	Partial evidence “Mocke Pipeline Construction is a multi-discipline pipeline construction company that provides customized turnkey solutions, covering a wide spectrum of Civil, Mechanical…” Source: RevenueBase Database · checked Sep 17, 2026
19	Swift Engineering Solutions	Partial evidence	Mossel Bay, South AfricaHQ checked Sep 17, 2026	11-50	14 contacts →
	Partial evidence “A market leader in our field specialising in fabrication for the oil and gas, marine, energy, steel and pipework industries nationwide.” Source: RevenueBase Database · checked Sep 17, 2026
20	African ARC Engineering	Indirect evidence	Durban, South AfricaHQ checked Sep 17, 2026	11-50	11 contacts →
	Indirect evidence “African Arc Engineering is a leading engineering services provider of high quality welded piping, storage tanks and structural steelwork.” Source: RevenueBase Database · checked Sep 17, 2026
21	Ocean Legacy Marine Engineering	Indirect evidence	Nelson Mandela Bay, South AfricaHQ checked Sep 17, 2026	51-200	10 contacts →
	Indirect evidence “Since commencing operations during 2004 as a General Engineering Company, Ocean Legacy Marine Engineering has evolved into a market leading contracts company focusing on the…” Source: RevenueBase Database · checked Sep 17, 2026
22	HTPS	Indirect evidence	Ekurhuleni, South AfricaHQ checked Sep 17, 2026	1-10	8 contacts →
	Indirect evidence “Hydro Transport Piping Solutions (Pty) Ltd (HTPS) is a South African based business with its Operations based in Wadeville, Johannesburg.” Source: RevenueBase Database · checked Sep 17, 2026
23	CSP Engineering And Fabrication	Partial evidence	Germiston, South AfricaHQ checked Sep 17, 2026	51-200	7 contacts →
	Partial evidence “COMPANY PROFILE Physical Address: Tel: 0105910760 Corner Dekema and Manchester Road – Wadeville Fax: 0105910759 P.O.Box 17318, Randhart, 1457 CSP Engineering and Fabrication (PTY)…” Source: RevenueBase Database · checked Sep 17, 2026
24	RME Engineering	Indirect evidence	Johannesburg, South AfricaHQ checked Sep 17, 2026	11-50	5 contacts →
	Indirect evidence “RME is a well-established company that has been in operation for over 30 years.” Source: RevenueBase Database · checked Sep 17, 2026
25	Pipe DES Consulting Engineers	Indirect evidence	Durban, South AfricaHQ checked Sep 17, 2026	11-50	4 contacts →
	Indirect evidence “Pipe Des works on large-scale Piping Design and Engineering projects, continuing our track record as market leaders and the approved consultants for some of the largest business…” Source: RevenueBase Database · checked Sep 17, 2026

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: pipeline welding and fabrication companies. 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 pipeline welding and fabrication companies.
Partial evidence: Its own public description names part of pipeline welding and fabrication companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name pipeline welding and fabrication companies. 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 25 of 134 pipeline welding and fabrication companies based in South Africa

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Pipeline welding and fabrication companies based in South Africa at a glance

As of Sep 17, 2026

16.4%Verified-email coverage

16.1Average contacts per company

11-50Median size (employees)

9.0%Largest-city concentration · Cape Town

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 134 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 pipeline welding and fabrication companies, 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 South Africa whose own description of what they do matches “pipeline welding and fabrication companies”. 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 pipeline welding and fabrication companies), 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 pipeline welding and fabrication companies, and records with no verified work email. Companies headquartered outside South Africa 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, 353 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 17, 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 pipeline welding and fabrication companies, 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 pipeline welding and fabrication companies are there based in South Africa?

RevenueBase identified 134 pipeline welding and fabrication companies headquartered in South Africa 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?

Hydra-Arc, headquartered in Secunda, tops this list with the largest team on record.

Which city has the most pipeline welding and fabrication companies?

Cape Town leads with 12 headquartered companies, followed by Johannesburg (11) and Pretoria (7).

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 353 verified decision-maker contacts tracked across these 134 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 17, 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.