Company lists · Data verified August 2026

Top 25 Data science consulting firms based in South Africa

Name: Data science 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 289 companies tracked

There are 289 data science consulting firms headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 2,163 professional contacts across them, including 894 with verified work emails and 92 with mobile numbers. Johannesburg is the largest hub.

This list covers data science 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.

289Companies

2,163Contacts tracked

894Verified emails

92Mobile numbers

Unlock all 289 companies Free account · no credit card · 2 minutes

The 25 largest data science consulting firms based in South Africa

Ranked by team size

Top 25 of 289 data science 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	Business Science Corporation	Johannesburg	51-200	147	103
2	Spatialedge	Stellenbosch	51-200	147	69
3	Insight Actuaries & Consultants	Cape Town	51-200	98	75
4	Principa	Cape Town	51-200	80	26
5	Calybre	Johannesburg	51-200	68	28
6	Insight Consulting	Johannesburg	51-200	66	35
7	Sambe Consulting	Johannesburg	11-50	60	27
8	Opti-Num Solutions	Johannesburg	51-200	48	35
9	SYTE	Norwood	11-50	44	19
10	Praelexis AI	n/a	11-50	38	33
11	Intellinexus	Bellville	51-200	37	21
12	Ascent Technology	Sandown	51-200	32	18
13	29forward	Kapstadt	51-200	31	16
14	Vsls Human Capital	Pretoria	11-50	26	5
15	Datalab	Cape Town	11-50	25	19
16	Analytix Engine	Johannesburg	11-50	25	14
17	Blue Pearl HQ	Johannesburg	11-50	23	9
18	Maestro Consulting	Johannesburg	11-50	23	7
19	Vantage Data	n/a	11-50	23	7
20	T7c	Sandton	51-200	17	4
21	Dotmodus	Johannesburg	51-200	17	3
22	Counterpoint Dynamics	Johannesburg	11-50	15	12
23	Infoflow PTY LTD	Johannesburg	11-50	14	13
24	Vito Solutions	Cape Town	11-50	14	3
25	Northern Data	Cape Town	11-50	13	4

Showing 25 of 289 data science consulting firms based in South Africa

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 894 reachable decision-makers.

Free account · no credit card

See all 289 companies

Data science consulting firms based in South Africa at a glance

As of Aug 28, 2026

1-10Median size (employees)

JohannesburgLargest hub · 76 HQs

92Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

189

11-50

51-200

201-500

Data science consulting firms by metro

Metro	Companies
Data science consulting firms in Johannesburg	76
Data science consulting firms in Cape Town	73
Data science consulting firms in Pretoria	25
Data science consulting firms in Stellenbosch	6
Data science consulting firms in Sandton	6
Data science consulting firms in Midrand	6
Data science consulting firms in Centurion	5

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 “data science 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; 2 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 data science consulting firms are there based in South Africa?

There are 289 data science consulting firms headquartered in South Africa as of August 2026 (RevenueBase).

What is the largest company on this list?

Business Science Corporation, headquartered in Johannesburg, tops this list with the largest team on record.

Which city has the most data science consulting firms?

Johannesburg leads with 76 headquartered companies, followed by Cape Town (73) and Pretoria (25).

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 894 verified decision-maker contacts tracked across these 289 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.

Ready to reach these companies? Verified emails and direct dials for all 289 data science consulting firms based in South Africa. Start with a free account, no credit card.

Get the full list

Related lists

Data science consulting firms by geography

Browse the directory

Browse: Companies home · All South Africa lists · All Data science consulting firms lists · New lists

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.