Company lists · Data verified August 2026

Top 25 AI cybersecurity companies based in South Africa

Name: AI cybersecurity companies based in South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 92 companies tracked

There are 92 AI cybersecurity companies headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 3,197 professional contacts across them, including 1,758 with verified work emails and 676 with mobile numbers. Johannesburg is the largest hub.

This list covers AI 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. Data current as of August 28, 2026.

92Companies

3,197Contacts tracked

1,758Verified emails

676Mobile numbers

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The 25 largest AI cybersecurity companies based in South Africa

Ranked by team size

Top 25 of 92 AI cybersecurity companies based in South Africa, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Mimecast	Cape Town South Africa	1,001-5,000	2,348	1,437
2	Performanta	Cape Town	51-200	153	103
3	Snode Technologies	Centurion	51-200	77	49
4	Dataproof Communications	Sandton	n/a	47	15
5	Armata Cyber Security	Johannesburg	51-200	39	25
6	Redshift Cyber Security PTY LTD	Bryanston	11-50	35	28
7	Bitcrack Cyber Security	Sandton Johannesburg	11-50	25	16
8	Take Note Group Of Companies	Sandton	11-50	21	7
9	Cyber83	Pretoria	11-50	19	10
10	Cyberrey	Johannesburg	11-50	19	3
11	Clyrofor SA	Midrand	11-50	17	3
12	Reportstar Technologies	Johannesburg	11-50	16	7
13	Techex Digital Solutions	Headquarters	11-50	15	8
14	Telspace Africa	Johannesburg	11-50	15	2
15	Condyn Cybersecurity Solutions Provider	Centurion	1-10	13	4
16	Access Zero PTY LTD	Johannesburg	11-50	13	3
17	Secured Enterprise	Umhlanga	51-200	12	3
18	Gridhawk Security	Germiston	51-200	11	1
19	Bluevision	Jhb	11-50	11	1
20	Cyberstack	Mogale City	11-50	8	4
21	Cyber Insight	Cape Town	1-10	6	4
22	Cyberspace Protection PTY LTD	Durban	1-10	6	3
23	Cyberintelligent Systems	Midrand	1-10	4	2
24	Cybergrape	n/a	1-10	4	2
25	Yinkozi, LTD	Cape Town	11-50	4	1

Showing 25 of 92 AI cybersecurity companies based in South Africa

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AI cybersecurity companies based in South Africa at a glance

As of Aug 28, 2026

1-10Median size (employees)

JohannesburgLargest hub · 22 HQs

676Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

AI cybersecurity companies by metro

Metro	Companies
AI cybersecurity companies in Johannesburg	22
AI cybersecurity companies in Cape Town	12
AI cybersecurity companies in Pretoria	9
AI cybersecurity companies in Sandton	6
AI cybersecurity companies in Centurion	5
AI cybersecurity companies in Bryanston	5
AI cybersecurity companies in Midrand	5

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “AI cybersecurity companies”, with match quality audited by blind human judging, and headquartered in South Africa.
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: Contact records re-verify on a rolling cadence; 6 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many AI cybersecurity companies are there based in South Africa?

There are 92 AI cybersecurity companies headquartered in South Africa as of August 2026 (RevenueBase).

What is the largest company on this list?

Mimecast, headquartered in Cape Town South Africa, tops this list with the largest team on record.

Which city has the most AI cybersecurity companies?

Johannesburg leads with 22 headquartered companies, followed by Cape Town (12) and Pretoria (9).

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 1,758 verified decision-maker contacts tracked across these 92 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.