Company lists · Data verified August 2026

Top 25 Computer security companies based in South Africa

Name: Computer security 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 82 companies tracked

There are 82 computer security companies headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 792 professional contacts across them, including 276 with verified work emails and 22 with mobile numbers. Johannesburg is the largest hub.

This list covers computer security 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.

82Companies

792Contacts tracked

276Verified emails

22Mobile numbers

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The 25 largest computer security companies based in South Africa

Ranked by team size

Top 25 of 82 computer security 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	Performanta	Cape Town	51-200	153	103
2	Securicom	Cape Town	51-200	78	29
3	Armata Cyber Security	Johannesburg	51-200	39	25
4	Bitcrack Cyber Security	Sandton Johannesburg	11-50	25	16
5	MRB Secure PTY LTD RF	Fourways	11-50	20	13
6	Secureconekt	Johannesburg	11-50	20	12
7	Cyber83	Pretoria	11-50	19	10
8	Cyberrey	Johannesburg	11-50	19	3
9	Clyrofor SA	Midrand	11-50	17	3
10	Reportstar Technologies	Johannesburg	11-50	16	7
11	MAGIX	Sandton	11-50	16	5
12	Techex Digital Solutions	Headquarters	11-50	15	8
13	Telspace Africa	Johannesburg	11-50	15	2
14	Prima Secure	Johannesburg	11-50	14	3
15	Secured Enterprise	Umhlanga	51-200	12	3
16	Datategra PTY LTD	Randburg	11-50	11	6
17	Bluevision	Jhb	11-50	11	1
18	Cyber Insight	Cape Town	1-10	6	4
19	Cyberspace Protection PTY LTD	Durban	1-10	6	3
20	Nclose	Cape Town	51-200	5	3
21	Safenet Technologies	Cape Town	11-50	4	2
22	Yinkozi, LTD	Cape Town	11-50	4	1
23	Ospf-Secure PTY LTD	Sandton	11-50	4	1
24	Soteria Solutions	Midrand	11-50	3	2
25	Seraph Cyber Security	Pinelands	1-10	2	2

Showing 25 of 82 computer security companies based in South Africa

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Computer security companies based in South Africa at a glance

As of Aug 28, 2026

1-10Median size (employees)

JohannesburgLargest hub · 21 HQs

22Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Computer security companies by metro

Metro	Companies
Computer security companies in Johannesburg	21
Computer security companies in Cape Town	11
Computer security companies in Pretoria	7
Computer security companies in Sandton	7
Computer security companies in Midrand	3
Computer security companies in Centurion	2
Computer security companies in Germiston	2

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 “computer security 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; 1 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 computer security companies are there based in South Africa?

There are 82 computer security companies headquartered in South Africa as of August 2026 (RevenueBase).

What is the largest company on this list?

Performanta, headquartered in Cape Town, tops this list with the largest team on record.

Which city has the most computer security companies?

Johannesburg leads with 21 headquartered companies, followed by Cape Town (11) and Pretoria (7).

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 276 verified decision-maker contacts tracked across these 82 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.