Company lists · Data refreshed September 2026
Top 23 Industrial cybersecurity companies based in South Africa
RevenueBase identified 77 industrial cybersecurity companies headquartered in South Africa as of September 2026 and tracks 769 professional contacts across them, including 292 with verified work emails and 23 with mobile numbers. Johannesburg is the largest hub.
This list covers industrial cybersecurity companies 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, how directly it supports the match, and when it was last checked. Data refreshed September 3, 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.
The 23 largest industrial cybersecurity companies based in South Africa
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 64 | ||||
“AVeS Cyber Security forms part of the AVeS Cyber International group of companies.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 2 | 47 | ||||
“Dataproof Communications is a Cybersecurity Company incorporated in 2014 specialising in cybersecurity operations, incident management and response best practices and technologies.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 3 | 39 | ||||
“Armata Cyber Security brings affordable, leading and differentiated AI-driven Cyber Security solutions and Managed Services to SMBs, mid sized businesses, and large enterprises.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 4 | 38 | ||||
“Established in 1997, RJ Connect has more than 20 years of experience in the Industrial Automation industry, we provide the industry with leading-edge technology, communications…” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 5 | 25 | ||||
“Founded by highly experienced cyber security specialists in 2012.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 6 | 20 | ||||
“Maidar Secure (Managed Automated Incident Detection and Response) offers customised SOC solutions, providing tailored protection that addresses your specific vulnerabilities-from…” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 7 | 19 | ||||
“At Cyber83, we are dedicated to delivering top-tier cybersecurity solutions that meet the complex needs of today's enterprises.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 8 | 17 | ||||
“Clyrofor is a South African #Cybersecurity company that is founded on the principles of empowerment and innovation.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 9 | 16 | ||||
“ReportStar Technologies is a leading provider of cyber security solutions to the corporate, government and educational markets.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 10 | 15 | ||||
“TechEx Digital Solutions is a leading cyber technology firm specialising in providing robust solutions to safeguard small, medium and large organisations from digital threats.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 11 | 15 | ||||
“Telspace Africa was established in 2002 by CEO Dino Covotsos, who is still Chairman of the Board.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 12 | 13 | ||||
“Do you have a problem with cybersecurity, or maybe you have a concern about the risks on your infrastructure?” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 13 | 11 | ||||
“BlueVision is a South African home-grown multinational company that helps businesses with cyber security early intervention and threat detection.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 14 | 8 | ||||
“Welcome to CyberStack, a next-generation professional services company dedicated to reducing our clients' cyber security expenditures while enhancing their business value.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 15 | 6 | ||||
“Cyber Insight is a leading cybersecurity company specializing in Defensive Security Solutions.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 16 | 6 | ||||
“Did you know 60% of businesses close within six months of a cyber attack?” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 17 | 5 | ||||
“J Brew Solutions is a beacon of expertise in the dynamic landscape of IT Consulting and Cybersecurity Solutions.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 18 | 5 | ||||
“Delivering cyber resilience solutions that ensure business continuity in the face of adverse cyber threats, Digital Resilience interlocks best in class IT, Network and Behavioural…” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 19 | 4 | ||||
“CyberIntelligent Systems (Pty) Ltd (CIS) is a specialist cybersecurity company established in 2016 by George-Paul de Lange to address the gap in proactive cybersecurity solutions…” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 | ||||
“Founded in 2008, we are committed to helping organizations identify and mitigate cyber threats, safeguard sensitive information, and maintain regulatory compliance.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 21 | 3 | ||||
“Technology is changing the world around us at a rapid pace and the capabilities of connected devices will continue to advance at break-neck speed.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3 | ||||
“At UnTamed Cyber, we specialize in providing cutting-edge solutions within the cyber security and digital forensics field.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 | ||||
“We help plant executives, CIOs, and CISOs reduce OT cyber risk and maintain production uptime,by bridging the divide between IT and OT teams.” Source: company website · checked Sep 3, 2026Thanks. The Data Team will review it. | |||||
Showing 23 of 77 industrial cybersecurity companies based in South Africa
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Industrial cybersecurity companies based in South Africa at a glance
As of Sep 3, 2026Companies by employee count
Verified emails by last verification
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 industrial cybersecurity companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 “industrial cybersecurity companies”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among industrial cybersecurity companies, 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 an evidence 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, 292 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 3, 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
How many industrial cybersecurity companies are there based in South Africa?
RevenueBase identified 77 industrial cybersecurity companies 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?
Aves Cyber Security, headquartered in Johannesburg, tops this list with the largest team on record.
Which city has the most industrial cybersecurity companies?
Johannesburg leads with 23 headquartered companies, followed by Cape Town (11) and Midrand (5).
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 292 verified decision-maker contacts tracked across these 77 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 3, 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.
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