Company lists · Data refreshed November 2026

Top 22 Information security consulting services based in South Africa

RevenueBase identified 493 company matches for information security consulting services associated with South Africa as of November 2026 and tracks 8,007 professional contacts across them, including 3,637 with verified work emails. Johannesburg is the largest hub.

This list covers company matches for information security consulting services associated with South Africa, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
493Companies
8,007Contacts tracked
3,637Verified emails
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The 22 largest information security consulting services based in South Africa

Ranked by team size
Top 22 of 493 company matches for information security consulting services based in South Africa, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSandton, South AfricaHQ recorded Nov 6, 202651-200244 contacts →

Exact match

“CYBER1 Solutions is a Cyber Security specialist operating in Southern Africa, East & West Africa, Dubai and EMEA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCape Town, South AfricaHQ recorded Nov 6, 2026501-1,000236 contacts →

Exact match

“Xone Security is a leading provider of risk, safety and security solutions to medium and large enterprises.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchWoodmead, South AfricaHQ recorded Nov 6, 202651-200131 contacts →

Exact match

“Altron Security understands that enterprises and their IT teams face some incredible challenges from digital transformation, data privacy, remote workforce and insider threats.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202651-200129 contacts →

Exact match

“Welcome back to the future, MWR CyberSec!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 2026201-50086 contacts →

Exact match

“Internal Auditing, IT Auditing, Risk Advisory, Technology Consulting, and Forensics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“AVeS Cyber Security forms part of the AVeS Cyber International group of companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202611-5059 contacts →

Exact match

“GRIPP Advisory provides boutique advisory and consulting services to its clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNorthwold, South AfricaHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“Business Management Solutions, CCTV Security, Access control, Cyber security and Forensic Auditing, Electrical Audio Visual, Marketing and Commercial TV Solutions Business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRosebank, South AfricaHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“At Mobius, we believe organisations cannot accelerate their digital journey without trust.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“SOURCEWORX provides IT solutions that are tailored to suit the unique needs of any organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCenturion, South AfricaHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Network Alliance was created with a simple idea in mind: to deliver value-added, high-quality, and cost-effective Information Technology services and solutions to businesses…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWoodmead, South AfricaHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“We provide secure information technology solutions that help customers take their business to the next level and reduce IT System failures.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPretoria, South AfricaHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“ABOUT US Obscure Technologies is a firm of experts, specialised in brokering the best security solutions to market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 2026201-50038 contacts →

Exact match

“Office automation company”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“We believe every business deserves the peace of mind, performance, and protection that world-class IT and Cyber Security brings, no matter their size.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Innovation Hub Group is a strategic IT services and consulting partner helping businesses operate more securely, efficiently, and intelligently.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCenturion, South AfricaHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“Hambisana understands that South African small or medium-sized businesses are faced with daily technological challenges – from IT services, IT support, IT planning, cloud…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSandton, South AfricaHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“Take Note IT is a highly specialized Boutique Information Technology (IT) Security solution provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCenturion, South AfricaHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“We’ll make sure that the lights don’t suddenly go out on your information services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“We offer the support and guidance of industry leaders and security specialists to help you accelerate your cybersecurity improvement via cutting-edge methodologies and risk…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Executive Solutions is a leading ICT System Integrator and Security provider, who has continued to deliver dynamic, cost-effective solutions to business for over 20 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBryanston, South AfricaHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Redshift is a South African cyber security advisory company assisting our customers with assessing their cyber security posture, determining risk exposure and building robust…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 22 of 493 information security consulting services based in South Africa

See the full list, filter by size, metro and specialty, and access 3,637 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Information security consulting services based in South Africa at a glance

As of Nov 6, 2026
45.4%Verified-email coverage
16.2Average contacts per company
1-10Median size (employees)
23.7%Largest-city concentration · Johannesburg
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
287
11-50
154
51-200
41
201-500
6
501-1,000
4
1,001-5,000
1

Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 493 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

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
Company records associated with South Africa whose business descriptions match “information security consulting services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 3,637 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “information security consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many information security consulting services are there based in South Africa?

RevenueBase identified 493 company matches for information security consulting services associated with South Africa as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Cyber1 Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most information security consulting services?

Johannesburg leads with 117 company records, followed by Cape Town (77) and Pretoria (35).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,637 professional contacts with verified work emails tracked across these 493 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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.