Company lists · Data refreshed November 2026

Top 25 Retrofitting consultants based in South Africa

RevenueBase identified 146 company matches for retrofitting consultants associated with South Africa as of November 2026 and tracks 990 professional contacts across them, including 423 with verified work emails. Johannesburg is the largest hub.

This list covers company matches for retrofitting consultants 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 November 6, 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 Nov 6, 2026 How this list was built
146Companies
990Contacts tracked
423Verified emails
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The 25 largest retrofitting consultants based in South Africa

Ranked by team size
Top 25 of 146 company matches for retrofitting consultants based in South Africa, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCape Town, South AfricaHQ recorded Nov 6, 202651-200115 contacts →

Exact match

“Sutherland is a multi-disciplinary consulting engineering company with offices in Cape Town, Johannesburg, Durban, and Nairobi, Multidisciplinary sub-disciplines include…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCenturion, South AfricaHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“A multi-disciplinary firm taking building services to the next level.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBryanston, South AfricaHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCenturion, South AfricaHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“Venter Consulting Engineers is a small group of talented professionals with a passion for precision engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202611-5031 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBloemfontein, South AfricaHQ recorded Nov 6, 202611-5030 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCape Town, South AfricaHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“Over the past 20+ years we have successfully delivered services to clients in a wide variety of residential, commercial, and industrial projects with scopes ranging from small to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPretoria, South AfricaHQ recorded Nov 6, 202611-5025 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPolokwane, South AfricaHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Muteo Consulting was founded in July 2003 to provide engineering and management consulting services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCape Town, South AfricaHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Nadeson Consulting Services is a multi-disciplinary and advisory engineering consultancy with its headquarters in Cape Town, South Africa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202611-5023 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCape Town, South AfricaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Ecolution Consulting is a green building consultancy demonstrating that responsible design is the most practical and efficient way to build for the future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchFairview, South AfricaHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Established in 2001, LNW Consulting Engineers & Project Managers (Pty) Ltd consists of a team of skilled and experienced civil, structural, mechanical and electrical engineers, as…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCape Town, South AfricaHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“SolutionStation Consulting Engineers is a closed corporation which was formed in 2001 and is a certified BEE Level 2 contributor with a recognition level of 125% in terms of the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchGeorge, South AfricaHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“BDE is a consulting engineering firm specialising in electrical and mechanical engineering and was founded by Danie de Vries Pr.Eng and Brent Samson Pr.Eng in 2001.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMilnerton, South AfricaHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“MAC Engineers was previously known as McAvinchey Consulting Engineers (Pty) Ltd which is the same company with a new look but still has a strong technical and practical background…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchRandburg, South AfricaHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Secelec Consulting Engineers (PTY) LTD is an independent company of electrical and electronic consulting engineers, with our office in Randburg and Kimberley in South Africa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“ARQUERO® provides professional engineering consulting services for HVAC Design, Plumbing & Drainage, Electrical, Fire Protection Systems and Water & Wastewater Treatment Systems…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAfrica, South AfricaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“CFS is a multi-discipline engineering consultancy providing flexible and innovative solutions for our customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchCape Town, South AfricaHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Shelly Maritz Consulting (Pty) Ltd - Structural Consulting Engineers”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBellville, South AfricaHQ recorded Nov 6, 20261-108 contacts →

Exact match

“QDP has been in existence for 22 years and has developed two focus areas- Consulting Electrical Engineering - Specialist lighting design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Consulting Civil & Structural Engineers specialising in: Factories and Warehouses Apartment building developments Reinforced concrete Houses & residential projects Roads &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPretoria, South AfricaHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Ingplan Consulting Engineers is a multi disciplinary consulting firm based in South Africa and specializes in heating, ventilation, air conditioning (HVAC), wet services and fire…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCity Of Tshwane, South AfricaHQ recorded Nov 6, 202611-506 contacts →

Exact match

“DSP Consulting PTY Ltd, is an independent company of Electrical, Mechanical and Fire consulting engineers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBryanston, South AfricaHQ recorded Nov 6, 202611-506 contacts →

Exact match

“MVW Consulting Engineers (Pty) Ltd is a progressive and specialist Consulting Engineering firm which offers services in the Structural and Civil Engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 146 retrofitting consultants based in South Africa

See the full list, filter by size, metro and specialty, and access 423 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Retrofitting consultants based in South Africa at a glance

As of Nov 6, 2026
42.7%Verified-email coverage
6.8Average contacts per company
1-10Median size (employees)
15.8%Largest-city concentration · Johannesburg
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
86
11-50
54
51-200
5
201-500
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 146 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 “retrofitting consultants” 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 423 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 November 6, 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 “retrofitting consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many retrofitting consultants are there based in South Africa?

RevenueBase identified 146 company matches for retrofitting consultants associated with South Africa as of November 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?

Sutherland tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most retrofitting consultants?

Johannesburg leads with 23 company records, followed by Cape Town (22) and Pretoria (16).

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 423 professional contacts with verified work emails tracked across these 146 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 November 6, 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.