Company lists · Data refreshed November 2026

Top 24 Infrastructure systems consultants based in South Africa

RevenueBase identified 1,272 company matches for infrastructure systems consultants associated with South Africa as of November 2026 and tracks 24,416 professional contacts across them, including 8,806 with verified work emails. Johannesburg is the largest hub.

This list covers company matches for infrastructure systems 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
1,272Companies
24,416Contacts tracked
8,806Verified emails
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The 24 largest infrastructure systems consultants based in South Africa

Ranked by team size
Top 24 of 1,272 company matches for infrastructure systems 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 matchCity Of Tshwane, South AfricaHQ recorded Nov 6, 20261,001-5,0002,095 contacts →

Exact match

“Zutari is a buildings and infrastructure engineering and advisory practice with a proud legacy of over 90 years; deeply committed to 32 existing offices across 17 countries in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202610001+1,253 contacts →

Exact match

“NTT DATA, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPaulshof, South AfricaHQ recorded Nov 6, 2026501-1,0001,093 contacts →

Exact match

“We are strategic consultants and managed business service experts who design and implement technology solutions, empowering businesses to focus on what they do best.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 2026501-1,000672 contacts →

Exact match

“We are one of the world’s leading professional services firms, uniting our engineering, advisory and science-based expertise to shape communities to advance humanity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWaterfall, South AfricaHQ recorded Nov 6, 2026501-1,000570 contacts →

Exact match

“GIBB is a leading multi-disciplinary engineering consulting company based in South Africa with 67% Black ownership.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSecunda, South AfricaHQ recorded Nov 6, 2026201-500494 contacts →

Exact match

“MegChem (Pty) Ltd is a multi-disciplinary engineering company based in Secunda, South Africa, providing engineering consulting, procurement, and project management services to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 2026501-1,000341 contacts →

Exact match

“With a track record since and a team of over 550 specialists, CyberPro Consulting is your trusted, black empowered partner for Software, Data, AI, Digital and Cloud adoption IT…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 2026201-500292 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPretoria, South AfricaHQ recorded Nov 6, 2026201-500260 contacts →

Exact match

“Leading energy & industrial infrastructure consultants, developers and epc contractors - operating globally We offer various design and construction services in the oil/gas…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDurban, South AfricaHQ recorded Nov 6, 2026201-500211 contacts →

Exact match

“Bosch Projects is a proud member of the Bosch Holdings group of engineering, construction and operations management companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSandton, South AfricaHQ recorded Nov 6, 2026201-500203 contacts →

Exact match

“Knight Piésold is a global consulting firm that provides specialised services to the mining, power, water resources and infrastructure industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 20265,001-10,000200 contacts →

Exact match

“A Trusted Partner in Digital Transformation Advisory, Solutioning and Delivery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchFourways, South AfricaHQ recorded Nov 6, 2026201-500190 contacts →

Exact match

“Ulwembu Business Services is a black-owned management consulting and ICT services company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202651-200170 contacts →

Exact match

“Enabling the Digital Enterprise South African business leadership has always been early adopters and significantly used information technology to improve productivity, efficiency…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchUmhlanga Rocks, South AfricaHQ recorded Nov 6, 202651-200166 contacts →

Exact match

“SiVEST is a South African based international company founded in 1952, with offices established in Durban, Johannesburg, Pietermaritzburg, Richards Bay, East London, Port Louis…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCape Town, South AfricaHQ recorded Nov 6, 202651-200160 contacts →

Exact match

“Pegasys is a multidisciplinary strategic management consulting group with expertise in the development and management of climate change, cities, energy, resilience, transport…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 2026201-500138 contacts →

Exact match

“At three6five, IT is what we do best.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCape Town, South AfricaHQ recorded Nov 6, 202651-200127 contacts →

Exact match

“Management Consulting | We create trust-based communities that unlock potential and inspire growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCape Town, South AfricaHQ recorded Nov 6, 202651-200125 contacts →

Exact match

“HHO is a world-class infrastructure engineering company with a wealth of experience and an innovative approach that delivers meticulously thought-through projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 2026201-500123 contacts →

Exact match

“At Henry Fagan Consulting Engineers & Project Managers, we are a 100% black-owned, design-focused firm with over 40 years of experience delivering innovative, sustainable, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202651-200120 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 · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCity Of Tshwane, South AfricaHQ recorded Nov 6, 202651-200117 contacts →

Exact match

“We are a team of Professional Engineers, Technical specialists and Project Managers organised to provide specialized consulting and management services within the Engineering and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBryanston, South AfricaHQ recorded Nov 6, 2026201-500117 contacts →

Exact match

“Mariswe is a company that has transformed and matured since our company's inception over 50 years ago.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact 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

Showing 24 of 1,272 infrastructure systems consultants based in South Africa

See the full list, filter by size, metro and specialty, and access 8,806 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure systems consultants based in South Africa at a glance

As of Nov 6, 2026
36.1%Verified-email coverage
19.2Average contacts per company
11-50Median size (employees)
23.7%Largest-city concentration · Johannesburg
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
632
11-50
459
51-200
121
201-500
35
501-1,000
9
1,001-5,000
9
5,001-10,000
2
10001+
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 1,272 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 “infrastructure systems 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 8,806 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 “infrastructure systems consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure systems consultants are there based in South Africa?

RevenueBase identified 1,272 company matches for infrastructure systems 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?

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

Which city has the most infrastructure systems consultants?

Johannesburg leads with 302 company records, followed by Cape Town (127) and Pretoria (99).

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 8,806 professional contacts with verified work emails tracked across these 1,272 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.