Company lists · Data refreshed September 2026

Top 9 Infrastructure investment firms based in South Africa

RevenueBase identified 36 infrastructure investment firms headquartered in South Africa as of September 2026 and tracks 1,633 professional contacts across them, including 104 with verified work emails and 22 with mobile numbers. Johannesburg is the largest hub.

This list covers infrastructure investment firms 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, how directly it supports the match, and when it was last checked. Data refreshed September 3, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.

How to read this list HQ checked on every row Match evidence on every row Refreshed Sep 3, 2026 86% judged on-target in blind review
36Companies
1,633Contacts tracked
104Verified emails
22Mobile numbers
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The 9 largest infrastructure investment firms based in South Africa

Ranked by team size
Top 9 of 36 infrastructure investment firms based in South Africa, ranked by team size, largest first. Data refreshed Sep 3, 2026. Evidence rates how directly each company's own description names infrastructure investment firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1Midrand, South AfricaHQ checked Sep 3, 202610001+1,352

“Group Five is a leading African construction, concessions and manufacturing group with the capacity to deliver across the full infrastructure life cycle.”

Source: company website · checked Sep 3, 2026
2
MENARPartial evidence
Sandton, South AfricaHQ checked Sep 3, 202651-20070

“HANDS-ON INVESTMENTS Menar invests in controlling and managing shareholders in private and listed companies and allocates capital to selected projects and companies actively…”

Source: company website · checked Sep 3, 2026
3Cape Town, South AfricaHQ checked Sep 3, 202611-5061

“ACTIVELY INVESTING IN AFRICA’S GROWTH FOR 25 YEARS AIIM understands the African business environment and has experience spanning a range of infrastructure asset classes.”

Source: company website · checked Sep 3, 2026
4
Apex PartnersStrong evidence
Johannesburg, South AfricaHQ checked Sep 3, 20261,001-5,00012

“Apex Partners Holdings (“APH”) is a permanent capital investment holding company focused on businesses that support the mining, power, and industrial infrastructure sectors.”

Source: company website · checked Sep 3, 2026
5
Multiply GroupPartial evidence
Durban, South AfricaHQ checked Sep 3, 202611-506

“The Multiply Group is a private investment company that provides longer term strategic capital to business owners through a partnership focused approach.”

Source: company website · checked Sep 3, 2026
6
Fibonacci ManagersStrong evidence
Pretoria, South AfricaHQ checked Sep 3, 20261-105

“Fibonacci Managers is a specialist investment firm dedicated to the digital infrastructure sector.”

Source: company website · checked Sep 3, 2026
7
Maia Capital PartnersPartial evidence
Sandton, South AfricaHQ checked Sep 3, 202611-504

“Maia Capital Partners is a boutique financial services firm that facilitates high-impact investment opportunities for the investor community.”

Source: company website · checked Sep 3, 2026
8
Ironside InvestmentsIndirect evidence
Johannesburg, South AfricaHQ checked Sep 3, 20261-103

“We co-invest with our equity and operational partners in sectors that provide growth, sustainability and utility.”

Source: company website · checked Sep 3, 2026
9
Matla PartnersPartial evidence
Cape Town, South AfricaHQ checked Sep 3, 20261-101

“We invest in infrastructure & complementary technologies, which underpin sustainable growth.”

Source: company website · checked Sep 3, 2026

Showing 9 of 36 infrastructure investment firms based in South Africa

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Infrastructure investment firms based in South Africa at a glance

As of Sep 3, 2026
11-50Median size (employees)
JohannesburgLargest hub · 13 HQs
22Contacts with mobile numbers
Sep 3, 2026Data refreshed

Companies by employee count

1-10
16
11-50
13
51-200
4
201-500
1
1,001-5,000
1
10001+
1

Verified emails by last verification

0–30
0
31–60
7
61–90
65
90–180
32
180+
0

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 infrastructure investment firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 “infrastructure investment firms”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among infrastructure investment firms, 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 an evidence 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, 104 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 3, 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

How many infrastructure investment firms are there based in South Africa?

RevenueBase identified 36 infrastructure investment firms 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?

Group Five Structured Ingenuity, headquartered in Midrand, tops this list with the largest team on record.

Which city has the most infrastructure investment firms?

Johannesburg leads with 13 headquartered companies, followed by Sandton (6) and Cape Town (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 104 verified decision-maker contacts tracked across these 36 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 3, 2026.

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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 SmartSearch, 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.