Company lists · Data refreshed October 2026

Top 15 Infrastructure inspection contractors based in South Africa

RevenueBase identified 36 company matches for infrastructure inspection contractors associated with South Africa as of October 2026 and tracks 889 professional contacts across them, including 87 with verified work emails. Johannesburg is the largest hub.

This list covers company matches for infrastructure inspection contractors 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 October 16, 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 Oct 16, 2026 How this list was built
36Companies
889Contacts tracked
87Verified emails
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The 15 largest infrastructure inspection contractors based in South Africa

Ranked by team size
Top 15 of 36 company matches for infrastructure inspection contractors based in South Africa, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 16, 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 matchBryanston, South AfricaHQ recorded Oct 16, 2026201-500285 contacts →

Exact match

“M&D is a leading Civil, Mechanical and Pipeline Infrastructure Contractor for the Bulk Water, Mining, Heavy Industrial, Marine, Energy and Petrochemical Sectors in Southern…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
2Exact matchVaalpark, South AfricaHQ recorded Oct 16, 2026201-50079 contacts →

Exact match

“Since Masedi E&I Construction has built an impeccable reputation in the industry with an emphasis on Quality, Safety and Exceptional Service.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3Exact matchPretoria, South AfricaHQ recorded Oct 16, 2026201-50078 contacts →

Exact match

“The Soillab staff compliment includes Engineers, Technologists and Technicians, as well as skilled and semi-skilled operators.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4Exact matchCape Town, South AfricaHQ recorded Oct 16, 202651-20039 contacts →

Exact match

“Nejeni Construction and Project Management is a dynamic civil engineering contracting company spcialising in pipelines, roads and pressure management.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5Exact matchPort Elizabeth, South AfricaHQ recorded Oct 16, 2026201-50035 contacts →

Exact match

“Labco provides laboratory testing services in the environmental and civil engineering industries.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6Exact matchBellville, South AfricaHQ recorded Oct 16, 202611-5025 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7Exact matchDurbanville, South AfricaHQ recorded Oct 16, 202651-20022 contacts →

Exact match

“OIM-Services delivers advanced inspection, asset integrity, and industrial maintenance solutions across the energy, renewables, marine, and critical infrastructure sectors.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8Exact matchCity Of Mbombela, South AfricaHQ recorded Oct 16, 202611-5012 contacts →

Exact match

“MS Mabuya Civil Laboratory Pty Ltd was founded in 2007 with the aim of sharing and expanding expertise in the construction industry, and contributing valuable knowledge to the…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9Exact matchMidrand, South AfricaHQ recorded Oct 16, 20261-1010 contacts →

Exact match

“SPEC-CON is a company that specialises in the rehabilitation of industrial concrete structures.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10Exact matchSandton, South AfricaHQ recorded Oct 16, 20261-1010 contacts →

Exact match

“Urbanstrut Consulting Engineers is a South African civil and structural engineering consultancy providing practical, technically sound engineering solutions for the built…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11Exact matchBoksburg, South AfricaHQ recorded Oct 16, 202611-509 contacts →

Exact match

“RBI Asset Management Pty Ltd is a Government Approved Inspection Authority as well as a Consulting Engineering Firm.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12Exact matchBenoni, South AfricaHQ recorded Oct 16, 202611-507 contacts →

Exact match

“ORSCO (Pty) Ltd is an innovative company providing advanced solutions in pressurised pipeline diagnostics, advanced asset condition assessments, ground penetrating radar surveys…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13Exact matchJohannesburg, South AfricaHQ recorded Oct 16, 202611-504 contacts →

Exact match

“ASD Consulting Engineers’ professionals are registered with the Engineering Council of South Africa, this ensures the firm’s quality services offered and that the firm is…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14Exact matchGermiston, South AfricaHQ recorded Oct 16, 202611-503 contacts →

Exact match

“Olivier Survey Group (Pty) Ltd is a customer-focused service group that offers professional services to various industries since 1995.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15Exact matchJohannesburg, South AfricaHQ recorded Oct 16, 202611-501 contacts →

Exact match

“We provide specialist inspection,monitoring and modelling services within the built environment industry focusing on 3 platforms: Ground Penetrating Radar, Drones and Engineering…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase

Showing 15 of 36 infrastructure inspection contractors based in South Africa

See the full list, filter by size, metro and specialty, and access 87 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure inspection contractors based in South Africa at a glance

As of Oct 16, 2026
9.8%Verified-email coverage
24.7Average contacts per company
11-50Median size (employees)
19.4%Largest-city concentration · Johannesburg
Oct 16, 2026Page data refreshed

Companies by employee count

1-10
9
11-50
15
51-200
5
201-500
7

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 36 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 inspection contractors” 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 87 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 October 16, 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 inspection contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure inspection contractors are there based in South Africa?

RevenueBase identified 36 company matches for infrastructure inspection contractors associated with South Africa as of October 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?

Murray And Dickson Construction PTY LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most infrastructure inspection contractors?

Johannesburg leads with 7 company records, followed by Bellville (2) and Cape Town (2).

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 87 professional contacts with verified work emails tracked across these 36 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 October 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 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.