Company lists · Data refreshed September 2026

Top 16 Industrial testing labs based in South Africa

Name: Industrial testing labs based in South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 65 companies tracked

RevenueBase identified 65 company matches for industrial testing labs associated with South Africa as of September 2026 and tracks 1,474 professional contacts across them, including 512 with verified work emails. Johannesburg is the largest hub.

This list covers company matches for industrial testing labs 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 17, 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 17, 2026 How this list was built

65Companies

1,474Contacts tracked

512Verified emails

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The 16 largest industrial testing labs based in South Africa

Ranked by team size

Top 16 of 65 company matches for industrial testing labs based in South Africa, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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	South African Bureau Of Standards	Exact match	Pretoria, South AfricaHQ recorded Sep 17, 2026	501-1,000	676 contacts →
	Exact match “The South African Bureau of Standards (SABS) is a South African statutory body that was established in terms of the Standards Act, 1945 (Act No.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	SGS Industrial	Exact match	Woodmead, South AfricaHQ recorded Sep 17, 2026	10001+	243 contacts →
	Exact match “SGS is a multinational company which was established in 1878 in Geneva, Switzerland.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Skyside	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	48 contacts →
	Exact match “At Skyside, we’re creating a brighter tomorrow through innovative air emissions and water testing practices.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Labco Southern Africa PTY LTD	Exact match	Port Elizabeth, South AfricaHQ recorded Sep 17, 2026	201-500	32 contacts →
	Exact match “Labco provides laboratory testing services in the environmental and civil engineering industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Intertek SUB Saharan Africa	Exact match	Greenstone Hill, South AfricaHQ recorded Sep 17, 2026	n/a	23 contacts →
	Exact match “Total Quality.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Nvirotek Laboratories	Exact match	Hartbeespoort, South AfricaHQ recorded Sep 17, 2026	51-200	21 contacts →
	Exact match “NviroTek Laboratories is an independent and accredited laboratory group with a strong geographical presence in the Southern African region.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Greenhill Laboratories	Exact match	Hilton, South AfricaHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “GreenHill Laboratories is a testing, production, and consulting laboratory to the agricultural, food, healthcare, hospitality, pharmaceutical (including CAMS and cosmetics) and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Aerosud Metrology & Tool Room PTY LTD	Exact match	Pierre Van Ryneveld, South AfricaHQ recorded Sep 17, 2026	1-10	15 contacts →
	Exact match “AMTR has a history of developing world class capabilities in the manufacturing industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	SPS	Exact match	Boksburg, South AfricaHQ recorded Sep 17, 2026	51-200	12 contacts →
	Exact match “SPS has provided complete solutions for the analytical, biological, industrial/metallographic, pharmaceutical, coal, and construction industries since 1987.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Investmech PTY LTD	Exact match	Lyttelton Manor X3, South AfricaHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Investmech (Pty) Ltd is a small to medium company formed in April 1998 in Pretoria by Michiel Heyns Pr.Eng, Anton Raath Pr.Eng, Corro van Waveren Pr.Eng, Herman Booysen and Johann…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Earthinv LAB	Exact match	City Of Tshwane, South AfricaHQ recorded Sep 17, 2026	51-200	9 contacts →
	Exact match “We specialise in the testing of construction materials for quality assurance and quality control purposes to our Clients.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Oilwatch	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “Oilwatch is an Oil Analysis (OCM) Company based out of South Africa.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Africa Standards And Certifications	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match “Africa Standards Certification (ASC) is an accredited third-party Certification Body that is already recognized by more than eight (8) Regulatory Authorities and Standard Bodies…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	R&a Inspections PTY LTD	Exact match	Ekurhuleni, South AfricaHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match “A non-destructive testing company operating out of Johannesburg, South Africa.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	DG LAB Services PTY LTD	Exact match	Jet Park, South AfricaHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match “DG Lab Services was established as a laboratory services company in Johannesburg, South Africa to continue with the services of a multinational group whose, approximately 40 year…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Labdynamics	Exact match	Rant And Dal, South AfricaHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match “Laboratory supplier and technical services HPLC Physical testing General laboratory Raman Water systems” Recorded in the RevenueBase company graph · Sep 17, 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 “industrial testing labs”. 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 16 of 65 industrial testing labs based in South Africa

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Industrial testing labs based in South Africa at a glance

As of Sep 17, 2026

34.7%Verified-email coverage

22.7Average contacts per company

11-50Median size (employees)

15.4%Largest-city concentration · Johannesburg

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

10001+

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 65 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 “industrial testing labs” 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 512 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 17, 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 “industrial testing labs”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial testing labs are there based in South Africa?

RevenueBase identified 65 company matches for industrial testing labs 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?

South African Bureau Of Standards tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most industrial testing labs?

Johannesburg leads with 10 company records, followed by Centurion (6) and Middelburg (4).

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 512 professional contacts with verified work emails tracked across these 65 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 17, 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.