Company lists · Data verified August 2026

Top 25 Big data analytics companies based in Johannesburg, South Africa

Name: Big data analytics companies based in Johannesburg, South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 59 companies tracked

There are 59 big data analytics companies headquartered in Johannesburg, South Africa (RevenueBase, August 2026). RevenueBase tracks 515 professional contacts across them, including 265 with verified work emails and 18 with mobile numbers. Johannesburg is the largest hub.

This list covers big data analytics companies headquartered in Johannesburg, 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.

59Companies

515Contacts tracked

265Verified emails

18Mobile numbers

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The 25 largest big data analytics companies based in Johannesburg, South Africa

Ranked by team size

Top 25 of 59 big data analytics companies based in Johannesburg, 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	Sambe Consulting	Johannesburg	11-50	60	27
3	Opti-Num Solutions	Johannesburg	51-200	48	35
4	Analytix Engine	Johannesburg	11-50	25	14
5	Enterpriseworx	Johannesburg	11-50	24	12
6	Blue Pearl HQ	Johannesburg	11-50	23	9
7	Maestro Consulting	Johannesburg	11-50	23	7
8	Dotmodus	Johannesburg	51-200	17	3
9	Synapse Junction	Johannesburg	11-50	16	11
10	Infoflow PTY LTD	Johannesburg	11-50	14	13
11	NXGN	Johannesburg	11-50	10	5
12	Select Sifiso	Johannesburg	1-10	8	3
13	Ashanti AI	Johannesburg	1-10	7	1
14	Alphadata	Johannesburg	1-10	5	2
15	The 42 Company	Johannesburg	1-10	4	4
16	techiserve.ai	Johannesburg	1-10	4	4
17	Abot Technology	Johannesburg	1-10	4	1
18	Databased Solutions	Johannesburg	1-10	4	1
19	Nexdata Solutions	Johannesburg	1-10	4	1
20	Analytics Group	Johannesburg	51-200	3	1
21	Nekst PTY LTD	Johannesburg	11-50	3	1
22	Vankorp	Johannesburg	1-10	2	1
23	Zikota Consulting PTY LTD	Johannesburg	11-50	1	1
24	Mooncoon	Johannesburg	1-10	1	1
25	Panoptix PTY LTD	Johannesburg	1-10	1	1

Showing 25 of 59 big data analytics companies based in Johannesburg, South Africa

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Big data analytics companies based in Johannesburg, South Africa at a glance

As of Aug 28, 2026

1-10Median size (employees)

JohannesburgLargest hub · 55 HQs

18Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Big data analytics companies by metro in South Africa

Metro	Companies
Big data analytics companies in Johannesburg	55
Big data analytics companies in Cape Town	50
Big data analytics companies in Pretoria	15
Big data analytics companies in City Of Tshwane	4
Big data analytics companies in Roodepoort	3
Big data analytics companies in Centurion	3
Big data analytics companies in Bryanston	3

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 “big data analytics companies”, with match quality audited by blind human judging, and headquartered in Johannesburg, 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 big data analytics companies are there based in Johannesburg, South Africa?

There are 59 big data analytics companies headquartered in Johannesburg, 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 big data analytics companies?

Johannesburg leads with 55 headquartered companies, followed by Cape Town (50) and Pretoria (15).

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 265 verified decision-maker contacts tracked across these 59 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.