Company lists · Data refreshed September 2026

Top 25 Data center mechanical contractors based in South Africa

Name: Data center mechanical contractors based in South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 135 companies tracked

RevenueBase identified 135 data center mechanical contractors headquartered in South Africa as of September 2026 and tracks 1,133 professional contacts across them, including 138 with verified work emails. Johannesburg is the largest hub.

This list covers data center mechanical contractors 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 16, 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 16, 2026 86% judged on-target in blind review

135Companies

1,133Contacts tracked

138Verified emails

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The 25 largest data center mechanical contractors based in South Africa

Ranked by team size

Top 25 of 135 data center mechanical contractors based in South Africa, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to data center mechanical contractors: 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	SFI Group PTY LTD	Indirect evidence	Cape Town, South AfricaHQ checked Sep 16, 2026	51-200	123 contacts →
	Indirect evidence “Established in 2004 as a provider of air-conditioning and related maintenance services for commercial buildings, SFI Group has grown its original Cape Town based business to a…” Source: RevenueBase Database · checked Sep 16, 2026
2	TOAC	Indirect evidence	Montague Gardens, South AfricaHQ checked Sep 16, 2026	11-50	67 contacts →
	Indirect evidence “Since our establishment over two decades ago, TOAC has evolved into a fully fledged national ventilation, air-conditioning and refrigeration solutions provider.” Source: RevenueBase Database · checked Sep 16, 2026
3	ITD Group, South Africa	Indirect evidence	Port Elizabeth, South AfricaHQ checked Sep 16, 2026	51-200	47 contacts →
	Indirect evidence “ITD Group is a multi-discipline solutions provider consisting of various companies that provide solutions to the built environment in HVAC, energy, electronic services and Johnson…” Source: RevenueBase Database · checked Sep 16, 2026
4	Southern AIR Conditioning PTY LTD	Indirect evidence	Cape Town, South AfricaHQ checked Sep 16, 2026	51-200	41 contacts →
	Indirect evidence “Southern Air Conditioning (SAC) was established in 1971.” Source: RevenueBase Database · checked Sep 16, 2026
5	Atlas AIR Conditioning	Indirect evidence	Johannesburg, South AfricaHQ checked Sep 16, 2026	11-50	30 contacts →
	Indirect evidence “Atlas Air Conditioning is a specialist commercial HVAC and precision‑cooling company delivering engineered solutions for complex and mission‑critical environments across South…” Source: RevenueBase Database · checked Sep 16, 2026
6	Wires & Wireless	Indirect evidence	Johannesburg, South AfricaHQ checked Sep 16, 2026	11-50	24 contacts →
	Indirect evidence “Since 2001, Wires & Wireless has specialised in the design, delivery and long-term support of critical IT infrastructure environments across South Africa.” Source: RevenueBase Database · checked Sep 16, 2026
7	Enviroware Construction	Indirect evidence	Midrand, South AfricaHQ checked Sep 16, 2026	51-200	17 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026
8	ICE AGE Management	Indirect evidence	Bredell, South AfricaHQ checked Sep 16, 2026	51-200	15 contacts →
	Indirect evidence “Focusing on the Commercial Industry, we specialize in larger projects involving new Refrigeration and Air Conditioning systems for Supermarkets, Processing plants, Abattoirs…” Source: RevenueBase Database · checked Sep 16, 2026
9	SAN AIR	Indirect evidence	Nelson Mandela Bay, South AfricaHQ checked Sep 16, 2026	11-50	12 contacts →
	Indirect evidence “SAN Air installs and maintains various types of Air Conditioning systems within and outside the borders of South Africa.” Source: RevenueBase Database · checked Sep 16, 2026
10	Hinova	Strong evidence	Alberton, South AfricaHQ checked Sep 16, 2026	51-200	11 contacts →
	Strong evidence “At HiNova™, we are the leaders in precision manufacturing, specializing in close control air conditioning solutions for data centers.” Source: RevenueBase Database · checked Sep 16, 2026
11	ALL OUT Group	Indirect evidence	Sandton, South AfricaHQ checked Sep 16, 2026	11-50	11 contacts →
	Indirect evidence “Your building’s HVAC system does more than keep temperatures consistent.” Source: RevenueBase Database · checked Sep 16, 2026
12	Roux Airconditioning	Indirect evidence	Durban, South AfricaHQ checked Sep 16, 2026	11-50	11 contacts →
	Indirect evidence “Too hot, too cold, too uncomfortable?” Source: RevenueBase Database · checked Sep 16, 2026
13	Total Comfort AIR Conditioning	Indirect evidence	Johannesburg, South AfricaHQ checked Sep 16, 2026	51-200	10 contacts →
	Indirect evidence “Total Comfort (cc) was registered in May 1998 and re-registered in April 2004 as Total Comfort (Pty) Ltd.” Source: RevenueBase Database · checked Sep 16, 2026
14	B & D Aircon And Ventilation PTY LTD	Indirect evidence	Germiston, South AfricaHQ checked Sep 16, 2026	11-50	9 contacts →
	Indirect evidence “Our mission statement is molded around service excellence in the supply, maintenance and installation of HVAC systems for Commercial, Retail, Residential and Industrial sectors.” Source: RevenueBase Database · checked Sep 16, 2026
15	Climatron Projects	Indirect evidence	Johannesburg, South AfricaHQ checked Sep 16, 2026	51-200	8 contacts →
	Indirect evidence “Climatron is a reputable HVAC Engineering & Design Firm We are well know for our unmatched capability in the following areas: Energy Audits \| Duct Manufacturing \| Project…” Source: RevenueBase Database · checked Sep 16, 2026
16	Zuid Hvac & Process Engineering	Indirect evidence	Cape Town, South AfricaHQ checked Sep 16, 2026	11-50	8 contacts →
	Indirect evidence “ZUID provides services to the Commercial & Industrial market in the following fields.” Source: RevenueBase Database · checked Sep 16, 2026
17	Airclima	Partial evidence	Pretoria, South AfricaHQ checked Sep 16, 2026	51-200	7 contacts →
	Partial evidence “Airclima (Pty) Ltd is an industry-leading air conditioning contractor with 29 years of expertise.” Source: RevenueBase Database · checked Sep 16, 2026
18	Vertex Engineering Consultants	Indirect evidence	Sibaya, South AfricaHQ checked Sep 16, 2026	1-10	7 contacts →
	Indirect evidence “Vertex Engineering Consultants was founded in July 2018 by Gareth Hattingh and Murray Burger following their respective successes in the engineering services and energy sectors.” Source: RevenueBase Database · checked Sep 16, 2026
19	Graeme Page Consulting Engineers Gpce	Indirect evidence	Johannesburg, South AfricaHQ checked Sep 16, 2026	11-50	6 contacts →
	Indirect evidence “Graeme Page Consulting Engineers (GPCE) is a Johannesburg based firm of specialist heating, ventilation and air-conditioning (HVAC) Consulting Design Engineers, servicing the…” Source: RevenueBase Database · checked Sep 16, 2026
20	Perpetual Power Systems	Strong evidence	Cape Town, South AfricaHQ checked Sep 16, 2026	11-50	6 contacts →
	Strong evidence “Design, Implementation, Installation Turnkey Data Centre Solutions, Commissioning and handover.” Source: RevenueBase Database · checked Sep 16, 2026
21	Centrotech PTY LTD	Partial evidence	Discovery, South AfricaHQ checked Sep 16, 2026	11-50	5 contacts →
	Partial evidence “Centrotech was founded in 1983.” Source: RevenueBase Database · checked Sep 16, 2026
22	Temperature Technology	Indirect evidence	Booysens Reserve, South AfricaHQ checked Sep 16, 2026	51-200	5 contacts →
	Indirect evidence “Temperature Technology was established in 1989 with the primary objective of installing and maintaining Air-Conditioning and Electrical systems throughout Africa.” Source: RevenueBase Database · checked Sep 16, 2026
23	Airventfil	Indirect evidence	Germiston, South AfricaHQ checked Sep 16, 2026	11-50	5 contacts →
	Indirect evidence “We specialize in the design, assembling, installation, and maintenance of Heating, Ventilation and Air Conditioning (HVAC) solutions.” Source: RevenueBase Database · checked Sep 16, 2026
24	R.O.C.S Africa	Indirect evidence	Johannesburg - Meadowdale, South AfricaHQ checked Sep 16, 2026	11-50	5 contacts →
	Indirect evidence “R.O.C.S Africa is a team of technical specialists with 40 years experience with installations in the supermarket and wholesale refrigeration sector, who understand the importance…” Source: RevenueBase Database · checked Sep 16, 2026
25	Q-Mech	Partial evidence	Pretoria, South AfricaHQ checked Sep 16, 2026	11-50	4 contacts →
	Partial evidence “At Q-Mech Consulting Engineers, our mission is to add optimum value in the design of mechanical services through our energy management competencies to satisfy the unique…” Source: RevenueBase Database · checked Sep 16, 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: data center mechanical 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 data center mechanical contractors.
Partial evidence: Its own public description names part of data center mechanical contractors, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name data center mechanical 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 25 of 135 data center mechanical contractors based in South Africa

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Data center mechanical contractors based in South Africa at a glance

As of Sep 16, 2026

12.2%Verified-email coverage

8.4Average contacts per company

11-50Median size (employees)

14.8%Largest-city concentration · Johannesburg

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 135 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 data center mechanical 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 South Africa whose own description of what they do matches “data center mechanical 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 data center mechanical 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 data center mechanical contractors, 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, 138 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 16, 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 data center mechanical 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 data center mechanical contractors are there based in South Africa?

RevenueBase identified 135 data center mechanical contractors 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?

SFI Group PTY LTD, headquartered in Cape Town, tops this list with the largest team on record.

Which city has the most data center mechanical contractors?

Johannesburg leads with 20 headquartered companies, followed by Cape Town (18) and Pretoria (11).

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 138 verified decision-maker contacts tracked across these 135 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 16, 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.