Company lists · Data verified August 2026

Top 14 Cryptography consulting firms based in South Africa

Name: Cryptography 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 37 companies tracked

There are 37 cryptography consulting firms headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 176 professional contacts across them, including 47 with verified work emails and 4 with mobile numbers. Johannesburg is the largest hub.

This list covers cryptography 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.

37Companies

176Contacts tracked

47Verified emails

4Mobile numbers

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The 14 largest cryptography consulting firms based in South Africa

Ranked by team size

Top 14 of 37 cryptography 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	The Kernel	Sandton	51-200	44	9
2	Infosec Advisory Group	Cape Town	11-50	13	7
3	Whirly Labs PTY LTD	Cape Town	11-50	13	1
4	Telic Consulting	Johannesburg	11-50	10	6
5	Sisekela	Johannesburg	1-10	10	3
6	Ss-Consulting PTY LTD	Midrand	11-50	9	1
7	Vukile IT Consulting	Centurion	11-50	8	5
8	Carbon Vector	Bryanston	1-10	5	4
9	J Brew Solutions	City Of Tshwane	1-10	5	3
10	Iosiro	Rosebank	1-10	4	4
11	Naveg Technologies	Johannesburg	11-50	4	1
12	Kernel Afrika	Sandton	1-10	2	1
13	IDWIZ	Springfield	1-10	1	1
14	360 Cyber Security Consulting	Cape Town	1-10	1	1

Showing 14 of 37 cryptography consulting firms based in South Africa

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Cryptography consulting firms based in South Africa at a glance

As of Aug 28, 2026

1-10Median size (employees)

JohannesburgLargest hub · 11 HQs

4Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cryptography consulting firms by metro

Metro	Companies
Cryptography consulting firms in Johannesburg	11
Cryptography consulting firms in Cape Town	7
Cryptography consulting firms in Sandton	3
Cryptography consulting firms in Pretoria	2
Cryptography consulting firms in City Of Tshwane	2
Cryptography consulting firms in Midrand	2
Cryptography consulting firms in Bryanston	2
Cryptography consulting firms in City Of Johannesburg	1

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 “cryptography 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; 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 cryptography consulting firms are there based in South Africa?

There are 37 cryptography consulting firms headquartered in South Africa as of August 2026 (RevenueBase).

What is the largest company on this list?

The Kernel, headquartered in Sandton, tops this list with the largest team on record.

Which city has the most cryptography consulting firms?

Johannesburg leads with 11 headquartered companies, followed by Cape Town (7) and Sandton (3).

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 47 verified decision-maker contacts tracked across these 37 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.