Company lists · Data verified August 2026

Top 25 Carbon accounting firms based in South Africa

Name: Carbon accounting 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 103 companies tracked

There are 103 carbon accounting firms headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 986 professional contacts across them, including 219 with verified work emails and 72 with mobile numbers. Johannesburg is the largest hub.

This list covers carbon accounting 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.

103Companies

986Contacts tracked

219Verified emails

72Mobile numbers

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The 25 largest carbon accounting firms based in South Africa

Ranked by team size

Top 25 of 103 carbon accounting 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	NUS Consulting Group	Sandton	201-500	334	25
2	GCX	Cape Town	11-50	37	21
3	Yellow Tree	Meyerton	11-50	35	24
4	Solid Green	Johannesburg	11-50	35	22
5	Brundtland Consulting	Johannesburg	1-10	20	10
6	Promethium Carbon	Johannesburg	11-50	19	14
7	Kongiwe	Bryanston	11-50	19	1
8	Ecolution Consulting	Cape Town	11-50	17	13
9	Anthesis South Africa	Cape Town	11-50	16	10
10	Grenex	Nieuw Muckleneuk Pretoria	11-50	16	4
11	Ep3 Environmental	George	11-50	12	9
12	The Green House Consultants	Kenilworth	1-10	9	8
13	Carbon Calculated	Sandton	11-50	8	3
14	Urban Earth	Cape Town	1-10	8	3
15	Ukhozi Environmentalists PTY LTD	Centurion	1-10	6	2
16	Behold International	Johannesburg	11-50	5	4
17	Greenfield Sustainable Group	Johannesburg	11-50	5	3
18	The Moss Group	Cape Town	1-10	5	3
19	Zanokuhle Environmental Services	Durban	1-10	5	2
20	Clean Kilowatt Energy	Somerset West	11-50	4	4
21	Elizabeth Kent Consulting	Johannesburg	1-10	4	3
22	African Data Technologies	Stellenbosch	1-10	4	3
23	Blackpeak Energy	Cape Town	11-50	4	2
24	Legacy Environmental Management Consulting	Stellenbosch	1-10	4	2
25	Earth Science Africa PTY LTD	Cape Town	1-10	4	1

Showing 25 of 103 carbon accounting firms based in South Africa

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Carbon accounting firms based in South Africa at a glance

As of Aug 28, 2026

1-10Median size (employees)

JohannesburgLargest hub · 26 HQs

72Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Carbon accounting firms by metro

Metro	Companies
Carbon accounting firms in Johannesburg	26
Carbon accounting firms in Cape Town	20
Carbon accounting firms in Pretoria	6
Carbon accounting firms in City Of Tshwane	5
Carbon accounting firms in Sandton	5
Carbon accounting firms in Centurion	4
Carbon accounting firms in Durban	3
Carbon accounting firms in Gillitts	2

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 “carbon accounting 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 carbon accounting firms are there based in South Africa?

There are 103 carbon accounting firms headquartered in South Africa as of August 2026 (RevenueBase).

What is the largest company on this list?

NUS Consulting Group, headquartered in Sandton, tops this list with the largest team on record.

Which city has the most carbon accounting firms?

Johannesburg leads with 26 headquartered companies, followed by Cape Town (20) and Pretoria (6).

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 219 verified decision-maker contacts tracked across these 103 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.