Company lists · Data verified August 2026
Top 25 Custom business software developers based in South Africa
There are 374 custom business software developers headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 3,757 professional contacts across them, including 1,400 with verified work emails and 143 with mobile numbers. Johannesburg is the largest hub.
This list covers custom business software developers 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.
The 25 largest custom business software developers based in South Africa
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 | 345 | |
| 2 | 2 | |
| 3 | 108 | |
| 4 | 31 | |
| 5 | 68 | |
| 6 | 51 | |
| 7 | 29 | |
| 8 | 34 | |
| 9 | 34 | |
| 10 | 10 | |
| 11 | 14 | |
| 12 | 29 | |
| 13 | 12 | |
| 14 | 23 | |
| 15 | 3 | |
| 16 | 12 | |
| 17 | 6 | |
| 18 | 15 | |
| 19 | 16 | |
| 20 | NEW ERA Solutions | 1 |
| 21 | 9 | |
| 22 | 6 | |
| 23 | 2 | |
| 24 | 5 | |
| 25 | 14 |
Showing 25 of 374 custom business software developers based in South Africa
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Custom business software developers based in South Africa at a glance
As of Aug 28, 2026Companies by employee count
Custom business software developers by metro
| Metro | Companies |
|---|---|
| Custom business software developers in Johannesburg | 88 |
| Custom business software developers in Cape Town | 64 |
| Custom business software developers in Pretoria | 34 |
| Custom business software developers in Centurion | 16 |
| Custom business software developers in Sandton | 14 |
| Custom business software developers in Durban | 13 |
| Custom business software developers in Midrand | 12 |
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 “custom business software developers”, 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 custom business software developers are there based in South Africa?
There are 374 custom business software developers headquartered in South Africa as of August 2026 (RevenueBase).
What is the largest company on this list?
Adapt IT Holdings Proprietary Limited, headquartered in Cape Town, tops this list with the largest team on record.
Which city has the most custom business software developers?
Johannesburg leads with 88 headquartered companies, followed by Cape Town (64) and Pretoria (34).
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 1,400 verified decision-maker contacts tracked across these 374 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.
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