Company lists · Data refreshed September 2026

Top 21 Grid infrastructure companies based in South Africa

Name: Grid infrastructure companies based in South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 62 companies tracked

RevenueBase identified 62 company matches for grid infrastructure companies associated with South Africa as of September 2026 and tracks 1,348 professional contacts across them, including 334 with verified work emails. Johannesburg is the largest hub.

This list covers company matches for grid infrastructure companies associated with South Africa, 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 September 20, 2026.

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 Sep 20, 2026 How this list was built

62Companies

1,348Contacts tracked

334Verified emails

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The 21 largest grid infrastructure companies based in South Africa

Ranked by team size

Top 21 of 62 company matches for grid infrastructure companies based in South Africa, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Consolidated Power Project PTY Ltd. In Business Rescue	Exact match	Johannesburg, South AfricaHQ recorded Sep 20, 2026	1,001-5,000	254 contacts →
	Exact match “The CONCO Group is Africa’s largest power infrastructure service provider with three decades of Africa-wide experience in transmission, distribution and power infrastructure…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2	Tractionel Enterprise	Exact match	Roodepoort, South AfricaHQ recorded Sep 20, 2026	501-1,000	163 contacts →
	Exact match “Established in 1982, Tractionel Enterprise is a 100% Black-Owned Level 1 Electrical Construction Company with an outstanding track record in the design, supply, construction and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3	Trans-Africa Projects	Exact match	Johannesburg, South AfricaHQ recorded Sep 20, 2026	51-200	103 contacts →
	Exact match “Trans-Africa Projects, specialist in High Voltage Services was established in 1995 as a joint venture between Fluor and Eskom to commercially apply resources and expertise in…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4	Adenco Construction PTY LTD	Exact match	Cape Town, South AfricaHQ recorded Sep 20, 2026	201-500	45 contacts →
	Exact match “Adenco Construction (PTY) Ltd.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5	Inexma Electrical	Exact match	Stellenbosch, South AfricaHQ recorded Sep 20, 2026	51-200	42 contacts →
	Exact match “Inexma Electrical is a Electrical construction company based in the Western Cape, South Africa” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6	High Voltage Technology SA	Exact match	Johannesburg, South AfricaHQ recorded Sep 20, 2026	51-200	33 contacts →
	Exact match “High Voltage Technology SA (Pty) Ltd (“HVT”) provides “Can do” solutions for tough problems in the electricity transmission & distribution industry.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7	Tgood South Africa	Exact match	Edenvale, South AfricaHQ recorded Sep 20, 2026	11-50	28 contacts →
	Exact match “Founded in 2004 by a team of German engineers and Chinese investors, TGOOD is the world leader in Pre-fabricated E-House solutions, power transmission & distribution equipment…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8	RWW Engineering PTY LTD	Exact match	Laser Park, South AfricaHQ recorded Sep 20, 2026	51-200	28 contacts →
	Exact match “We are RWW!” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9	Tshepang Electrical PTY LTD	Exact match	Roodepoort, South AfricaHQ recorded Sep 20, 2026	51-200	28 contacts →
	Exact match “Originally established in 1992 as Elective Electrical, in 2003 the company underwent a name change after the acquisition by Tshepang Reticulation.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10	Enpower Trading	Exact match	Cape Town, South AfricaHQ recorded Sep 20, 2026	11-50	14 contacts →
	Exact match “Formed by a group of passionate industry professionals based in Cape Town, Enpower is the first energy trader to secure a NERSA license of its kind in over 12 years.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11	Ompetha Power Projects	Exact match	Centurion, South AfricaHQ recorded Sep 20, 2026	51-200	14 contacts →
	Exact match “OMPETHA POWER PROJECTS is a an Electrical Construction company Specializes in MV/LV/HV infrastructure from 11kV up to 765kV CIDB Grade 8EP, CSD Compliant B-BBEE Level 1 Eskom…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12	EOH Power Systems	Exact match	Johannesburg, South AfricaHQ recorded Sep 20, 2026	51-200	13 contacts →
	Exact match “EOH Power Systems (Pty) Ltd provides application engineering solutions that are geared towards the optimisation of Africa's transmission, distribution and industrial power systems.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13	Rhythm Power Solutions PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 20, 2026	11-50	10 contacts →
	Exact match “Our services- Full Self-Build and Own-Build Services- Network planning and master plans- System modelling and load flow simulations, network optimization, load forecasting…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14	Mandlakazi Electrical Technologies	Exact match	Nelspruit, South AfricaHQ recorded Sep 20, 2026	11-50	10 contacts →
	Exact match “Mandlakazi Electrical Technologies (PTY) Ltd otherwise known as MET was established in 1998.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15	ADM Engineers	Exact match	Centurion, South AfricaHQ recorded Sep 20, 2026	1-10	8 contacts →
	Exact match “ADM Engineers is a multidisciplinary engineering company, focused on the energy and power sectors.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16	Lineit Components	Exact match	Johannesburg, South AfricaHQ recorded Sep 20, 2026	11-50	3 contacts →
	Exact match “Lineit Components was established in South Africa in 2006 with the primary focus of serving the industrial medium and high voltage electrical markets in Southern Africa and abroad.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17	JEB Power Projects	Exact match	East London, South AfricaHQ recorded Sep 20, 2026	11-50	3 contacts →
	Exact match “JEB POWER PROJECTS is a company based out of 18 SANDOWN ROAD STIRLING, EAST LONDON, Eastern Cape, South Africa.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18	Intellipro Consulting	Exact match	Pretoria, South AfricaHQ recorded Sep 20, 2026	1-10	2 contacts →
	Exact match “ZETDC Grid Connection Designs for Substations and Overhead Lines Eskom Grid Connections - Development, Design, Turnkey Grid Connections for Renewable Energy Independent Power…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19	Rivera Consulting And Projects PTY LTD	Exact match	Eersterus, South AfricaHQ recorded Sep 20, 2026	1-10	2 contacts →
	Exact match “About Rivera Consulting Rivera Consulting and Projects (Pty) Ltd is completely dedicated to client satisfaction.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20	DMX Electrical CC	Exact match	Germiston, South AfricaHQ recorded Sep 20, 2026	11-50	1 contacts →
	Exact match “Established in 2004, DMX Electrical initially specialised in providing electrical services on distribution transformers.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21	Arccon Electrical	Exact match	Caledon, South AfricaHQ recorded Sep 20, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “grid infrastructure companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 21 of 62 grid infrastructure companies based in South Africa

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Grid infrastructure companies based in South Africa at a glance

As of Sep 20, 2026

24.8%Verified-email coverage

21.7Average contacts per company

11-50Median size (employees)

19.4%Largest-city concentration · Johannesburg

Sep 20, 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 62 companies.

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.
What qualifies: Company records associated with South Africa whose business descriptions match “grid infrastructure companies” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 334 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 September 20, 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.

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 “grid infrastructure companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many grid infrastructure companies are there based in South Africa?

RevenueBase identified 62 company matches for grid infrastructure companies associated with South Africa as of September 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?

Consolidated Power Project PTY Ltd. In Business Rescue tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most grid infrastructure companies?

Johannesburg leads with 12 company records, followed by Cape Town (5) and Midrand (3).

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 334 professional contacts with verified work emails tracked across these 62 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 September 20, 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.