Company lists · Data verified August 2026

Top 15 Cloud email security companies based in South Africa

Name: Cloud email 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 30 companies tracked

There are 30 cloud email security companies headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 231 professional contacts across them, including 58 with verified work emails and 7 with mobile numbers. Johannesburg is the largest hub.

This list covers cloud email 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.

30Companies

231Contacts tracked

58Verified emails

7Mobile numbers

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The 15 largest cloud email security companies based in South Africa

Ranked by team size

Top 15 of 30 cloud email 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	Securicom	Cape Town	51-200	78	29
2	MRB Secure PTY LTD RF	Fourways	11-50	20	13
3	Secured Enterprise	Umhlanga	51-200	12	3
4	Icloudz	Johannesburg	11-50	12	1
5	Ospf-Secure PTY LTD	Sandton	11-50	4	1
6	VL	Roodepoort	11-50	4	1
7	Cyberdata Group PTY LTD	Johannesburg	11-50	3	2
8	Converged Cloud	Cape Town	11-50	3	1
9	Cloud ITS	City Of Tshwane	1-10	3	1
10	Cerberus Cyber Secure	Sandton	51-200	2	1
11	Sensinet PTY LTD	Durban	1-10	2	1
12	IT Monkey	Johannesburg	51-200	1	1
13	NCD Security	Roodepoort	1-10	1	1
14	dmzero.net	Pretoria	1-10	1	1
15	Cloudie Technologies	Johannesburg	1-10	1	1

Showing 15 of 30 cloud email security companies based in South Africa

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Cloud email security companies based in South Africa at a glance

As of Aug 28, 2026

1-10Median size (employees)

JohannesburgLargest hub · 8 HQs

7Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cloud email security companies by metro

Metro	Companies
Cloud email security companies in Johannesburg	8
Cloud email security companies in Cape Town	5
Cloud email security companies in Sandton	4
Cloud email security companies in Pretoria	2
Cloud email security companies in Roodepoort	2
Cloud email security companies in Fourways	1
Cloud email security companies in City Of Tshwane	1
Cloud email security companies in Centurion	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 “cloud email 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; 0 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 cloud email security companies are there based in South Africa?

There are 30 cloud email security companies headquartered in South Africa as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most cloud email security companies?

Johannesburg leads with 8 headquartered companies, followed by Cape Town (5) and Sandton (4).

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 58 verified decision-maker contacts tracked across these 30 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.