Company lists · Data refreshed September 2026

Top 25 Energy consultants based in South Africa

RevenueBase identified 462 energy consultants headquartered in South Africa as of September 2026 and tracks 3,036 professional contacts across them, including 1,070 with verified work emails. Johannesburg is the largest hub.

This list covers energy consultants 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 15, 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 15, 2026 86% judged on-target in blind review
462Companies
3,036Contacts tracked
1,070Verified emails
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The 25 largest energy consultants based in South Africa

Ranked by team size
Top 25 of 462 energy consultants based in South Africa, ranked by team size, largest first. Data refreshed Sep 15, 2026. RevenueBase Smart Search rates how each company's information relates to energy consultants: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidencePretoria, South AfricaHQ checked Sep 15, 2026201-500241 contacts →

Strong 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 15, 2026
2Indirect evidenceBryanston, South AfricaHQ checked Sep 15, 202651-200133 contacts →

Indirect evidence

“For more than 22 years, USP & E has helped clients worldwide overcome the risks of downtime, delays, and unreliable power.”

Source: RevenueBase Database · checked Sep 15, 2026
3Partial evidenceCity Of Tshwane, South AfricaHQ checked Sep 15, 202651-20082 contacts →

Partial evidence

“South Africa's energy future is being built, one engineered solution at a time.”

Source: RevenueBase Database · checked Sep 15, 2026
4Indirect evidencePretoria, South AfricaHQ checked Sep 15, 2026201-50079 contacts →

Indirect evidence

“We're not your average solar company.”

Source: RevenueBase Database · checked Sep 15, 2026
5Indirect evidencePotchefstroom, South AfricaHQ checked Sep 15, 202651-20057 contacts →

Indirect evidence

“M-Tech Industrial (Pty) Ltd.”

Source: RevenueBase Database · checked Sep 15, 2026
6Partial evidenceErasumuskloof, South AfricaHQ checked Sep 15, 202611-5049 contacts →

Partial evidence

“BBEnergy is Level 4, 51% Black Owned company, a registered ESCO (Energy Services Company) with ~40 employees and has completed energy-related capex and management projects worth…”

Source: RevenueBase Database · checked Sep 15, 2026
7Partial evidenceCape Town, South AfricaHQ checked Sep 15, 202611-5048 contacts →

Partial evidence

“Livewire Engineering and Consulting (Pty) Ltd was founded in March 2006 to specifically address consulting requirements in the fields of Energy Management, Tariff Analysis, Energy…”

Source: RevenueBase Database · checked Sep 15, 2026
8Indirect evidenceKloof, South AfricaHQ checked Sep 15, 202611-5041 contacts →

Indirect evidence

“At ECS we strive to empower our customers in the mining, industrial and commercial sectors with the ability to transform and continuously enhance and optimise their operational…”

Source: RevenueBase Database · checked Sep 15, 2026
9Indirect evidenceCape Town, South AfricaHQ checked Sep 15, 202611-5038 contacts →

Indirect evidence

“The journey to sustainability is complex.”

Source: RevenueBase Database · checked Sep 15, 2026
10Indirect evidenceBryanston, South AfricaHQ checked Sep 15, 202651-20036 contacts →

Indirect evidence

“LSL Consulting (Pty) Ltd is a specialist Consulting Engineers and Project Manager company in the materials handling, process, steel plants, synfuel and power generating industries.”

Source: RevenueBase Database · checked Sep 15, 2026
11Indirect evidenceSandton, South AfricaHQ checked Sep 15, 202651-20036 contacts →

Indirect evidence

“Reonet offers bespoke technical solutions and decades of analytical experience to reduce your utility footprint and deliver quantifiable financial benefits.”

Source: RevenueBase Database · checked Sep 15, 2026
12Partial evidenceWoodmead, South AfricaHQ checked Sep 15, 202611-5036 contacts →

Partial evidence

“Karebo has been in business since 1997 and has a solid track record in large scale energy efficiency rollouts and other mass rollouts.”

Source: RevenueBase Database · checked Sep 15, 2026
13Partial evidenceCape Town, South AfricaHQ checked Sep 15, 202611-5034 contacts →

Partial evidence

“At Emergent Energy, we believe energy investments should be clear, simple, and designed for long-term value.”

Source: RevenueBase Database · checked Sep 15, 2026
14Partial evidenceJohannesburg, South AfricaHQ checked Sep 15, 202611-5033 contacts →

Partial evidence

“Since 2009, Decentral has been providing enduring energy solutions to the commercial, industrial, and residential sectors in South Africa.”

Source: RevenueBase Database · checked Sep 15, 2026
15Indirect evidenceCape Town, South AfricaHQ checked Sep 15, 202651-20033 contacts →

Indirect evidence

“Raydian has a rich history and a diverse range of services, evolving from its early days as Laserfix to becoming a leading provider of service contracts, office automation…”

Source: RevenueBase Database · checked Sep 15, 2026
16Indirect evidenceJohannesburg, South AfricaHQ checked Sep 15, 202611-5032 contacts →

Indirect evidence

“SyncSystems is owned by professional engineers with broad industrial experience, including mining, petrochem, biotech and water treatment.”

Source: RevenueBase Database · checked Sep 15, 2026
17Indirect evidenceLaser Park, South AfricaHQ checked Sep 15, 202651-20028 contacts →

Indirect evidence

“We are RWW!”

Source: RevenueBase Database · checked Sep 15, 2026
18Indirect evidenceJohannesburg, South AfricaHQ checked Sep 15, 202611-5026 contacts →

Indirect evidence

“Since our inception in 2010, we coined the term Greenovative and have aimed to be pioneers in the electrical and electronic building.”

Source: RevenueBase Database · checked Sep 15, 2026
19Partial evidenceJohannesburg, South AfricaHQ checked Sep 15, 2026201-50026 contacts →

Partial evidence

“LTM Energy is an Energy Services Company (ESCO) with a unique blend of skills and experience obtained primarily in the energy industry.”

Source: RevenueBase Database · checked Sep 15, 2026
20Indirect evidencePretoria, South AfricaHQ checked Sep 15, 202611-5025 contacts →

Indirect evidence

“Plantech (Pty) Ltd is a consulting engineering firm established in 1982 by Hein Schuld, James Theron and Peet Olivier.”

Source: RevenueBase Database · checked Sep 15, 2026
21Partial evidenceMontague Gardens, South AfricaHQ checked Sep 15, 202611-5024 contacts →

Partial evidence

“INFOLED is an experienced and progressive Energy Solutions Company and a recognized leader in the project development and energy consulting services industry.”

Source: RevenueBase Database · checked Sep 15, 2026
22Partial evidencePretoria, South AfricaHQ checked Sep 15, 202611-5021 contacts →

Partial evidence

“ENVASS Group of Companies is an environmental consultancy, established in 2004 in South Africa.”

Source: RevenueBase Database · checked Sep 15, 2026
23Indirect evidenceJohannesburg, South AfricaHQ checked Sep 15, 202611-5021 contacts →

Indirect evidence

“Instrumented Process and Electrical Systems (IPES) was established as an independent engineering design house in 1988 in Johannesburg, South Africa.”

Source: RevenueBase Database · checked Sep 15, 2026
24Indirect evidenceBloemfontein, South AfricaHQ checked Sep 15, 202611-5021 contacts →

Indirect evidence

“Dihlase Consulting Engineers is a company based out of South Africa.”

Source: RevenueBase Database · checked Sep 15, 2026
25Partial evidenceCape Town, South AfricaHQ checked Sep 15, 202611-5020 contacts →

Partial evidence

Energy Group is a specialist clean energy advisor and developer focused on helping large energy users across South Africa reduce costs, improve energy security, and achieve their…”

Source: RevenueBase Database · checked Sep 15, 2026

Showing 25 of 462 energy consultants based in South Africa

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Energy consultants based in South Africa at a glance

As of Sep 15, 2026
35.2%Verified-email coverage
6.6Average contacts per company
1-10Median size (employees)
18.2%Largest-city concentration · Johannesburg
Sep 15, 2026Page data refreshed

Companies by employee count

1-10
293
11-50
139
51-200
21
201-500
7
501-1,000
1

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 462 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 energy consultants, 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 “energy consultants”. 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 energy consultants), 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 energy consultants, 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, 1,070 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 15, 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 energy consultants, 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 energy consultants are there based in South Africa?

RevenueBase identified 462 energy consultants 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?

Epcm Holdings, headquartered in Pretoria, tops this list with the largest team on record.

Which city has the most energy consultants?

Johannesburg leads with 84 headquartered companies, followed by Cape Town (70) and Pretoria (48).

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 1,070 verified decision-maker contacts tracked across these 462 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 15, 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.