Company lists · Data verified August 2026

Top 25 Data security consulting firms based in South Africa

Name: Data security consulting firms based in South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 212 companies tracked

There are 212 data security consulting firms headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 1,767 professional contacts across them, including 567 with verified work emails and 67 with mobile numbers. Johannesburg is the largest hub.

This list covers data security consulting firms 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.

212Companies

1,767Contacts tracked

567Verified emails

67Mobile numbers

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The 25 largest data security consulting firms based in South Africa

Ranked by team size

Top 25 of 212 data security consulting firms 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	Cyber1 Solutions	Sandton	51-200	235	24
2	Performanta	Cape Town	51-200	153	103
3	MWR Cybersec	Edenburg	51-200	123	33
4	Mobius Consulting South Africa	Rosebank	51-200	57	31
5	BC Technologies	Cape Town	51-200	54	39
6	Redshift Cyber Security PTY LTD	Bryanston	11-50	35	28
7	Scarybyte	Johannesburg	11-50	28	12
8	MRB Secure PTY LTD RF	Fourways	11-50	20	13
9	Secureconekt	Johannesburg	11-50	20	12
10	Ipmg Solutions	Port Elizabeth	11-50	20	7
11	Clyrofor SA	Midrand	11-50	17	3
12	Silent Guardian PTY LTD	Pretoria	11-50	16	8
13	Open Water Advanced Risk Solutions	Sandton	51-200	16	6
14	Counterpoint Dynamics	Johannesburg	11-50	15	12
15	Telspace Africa	Johannesburg	11-50	15	2
16	Prima Secure	Johannesburg	11-50	14	3
17	Infosec Advisory Group	Cape Town	11-50	13	7
18	Access Zero PTY LTD	Johannesburg	11-50	13	3
19	Whirly Labs PTY LTD	Cape Town	11-50	13	1
20	Telic Consulting	Johannesburg	11-50	10	6
21	Vukile IT Consulting	Centurion	11-50	8	5
22	Cyberstack	Mogale City	11-50	8	4
23	9th BIT Consulting	Cape Town	11-50	8	3
24	Private Protocol	Johannesburg	11-50	7	2
25	Datanet Solutions	Cape Town	501-1,000	5	2

Showing 25 of 212 data security consulting firms based in South Africa

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Data security consulting firms based in South Africa at a glance

As of Aug 28, 2026

1-10Median size (employees)

JohannesburgLargest hub · 60 HQs

67Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

122

11-50

51-200

201-500

501-1,000

Data security consulting firms by metro

Metro	Companies
Data security consulting firms in Johannesburg	60
Data security consulting firms in Cape Town	39
Data security consulting firms in Sandton	16
Data security consulting firms in Pretoria	11
Data security consulting firms in Centurion	8
Data security consulting firms in Midrand	8
Data security consulting firms in Bryanston	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 “data security consulting firms”, 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; 2 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 data security consulting firms are there based in South Africa?

There are 212 data security consulting firms headquartered in South Africa as of August 2026 (RevenueBase).

What is the largest company on this list?

Cyber1 Solutions, headquartered in Sandton, tops this list with the largest team on record.

Which city has the most data security consulting firms?

Johannesburg leads with 60 headquartered companies, followed by Cape Town (39) and Sandton (16).

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 567 verified decision-maker contacts tracked across these 212 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.