Company lists · Data refreshed September 2026
Top 14 Computer cloud companies based in South Africa
RevenueBase identified 46 computer cloud companies headquartered in South Africa as of September 2026 and tracks 627 professional contacts across them, including 59 with verified work emails. Johannesburg is the largest hub.
This list covers computer cloud companies headquartered in South Africa, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 14 largest computer cloud companies based in South Africa
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 206 contacts → | ||||
Partial evidence “RSAWEB is a well established, proudly South African ISP specialising in Cloud, internet access, hosting and enterprise class data centre solutions.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 45 contacts → | ||||
Partial evidence “CSSi is a specialist IT Company that owns one of most advanced off-the-grid Data Centres in Africa, with Biz Units of Data Centre Services, Cloud Hosting / Storage, Server…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 22 contacts → | ||||
Indirect evidence “In an ever-changing world where technology and masses of information are rapidly shaping our lives and our future, new technologies are created daily that directly impact our way…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 7 contacts → | ||||
Indirect evidence “Acumate Solutions provide agile business solutions and infrastructure-as-a-service (IaaS).” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 7 contacts → | ||||
Partial evidence “At clowdy, we specialize in providing end-to-end cloud-based solutions that enable business to leverage the power of the cloud to transform their operations.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 6 contacts → | ||||
Partial evidence “Business intelligence, cost efficiency, scalability, security and other benefits of cloud-based infrastructure could facilitate companies to move their on-premise data warehouse…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 5 contacts → | ||||
Partial evidence “Go2Cloud offers customers the ability to create and configure cloud servers, instantly.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 5 contacts → | ||||
Partial evidence “HostMyWebCloud • Empower your digital presence with our advanced cloud services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 3 contacts → | ||||
Indirect evidence “CynoTech is a data storage, security and software solutions firm that specialises in providing end-to-end business solutions to companies and organisations across multiple…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 3 contacts → | ||||
Indirect evidence “Our services include business related systems and software with a specific focus on the #cloudcomputing!” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 2 contacts → | ||||
Indirect evidence “We are a digital team passionate about creating and maintaining your digital bubble.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 1 contacts → | ||||
Indirect evidence “Since 2012 we have been listening to our customers as they try to find new ways to increase productivity within their business.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 1 contacts → | ||||
Partial evidence “Cloudie Technologies is a cloud services, support and security company.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 1 contacts → | ||||
Partial evidence “We provide cloud services ranging from Acumatica ERP, Consulting Services, Virtual Servers, Secure Online backups, Microsoft Power Bi and other Financial reporting services” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: computer cloud companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names computer cloud companies.
- Partial evidence
- Its own public description names part of computer cloud companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name computer cloud companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 14 of 46 computer cloud companies based in South Africa
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Computer cloud companies based in South Africa at a glance
As of Sep 21, 2026Companies by employee count
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 46 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among computer cloud companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in South Africa whose own description of what they do matches “computer cloud companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names computer cloud companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among computer cloud companies, and records with no verified work email. Companies headquartered outside South Africa are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 59 across the full list. 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 September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names computer cloud companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many computer cloud companies are there based in South Africa?
RevenueBase identified 46 computer cloud companies headquartered in South Africa as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Rsaweb, headquartered in Cape Town, tops this list with the largest team on record.
Which city has the most computer cloud companies?
Johannesburg leads with 10 headquartered companies, followed by Cape Town (6) and Midrand (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 59 verified decision-maker contacts tracked across these 46 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 46 computer cloud companies based in South Africa. Start with a free account, no credit card.
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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 Smart Search, 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.
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