Company lists · Data verified August 2026

Top 10 Climate change consulting firms based in Hungary

Name: Climate change consulting firms based in Hungary
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 41 companies tracked

There are 41 climate change consulting firms headquartered in Hungary (RevenueBase, August 2026). RevenueBase tracks 235 professional contacts across them, including 51 with verified work emails and 1 with mobile numbers. Budapest is the largest hub.

This list covers climate change consulting firms headquartered in Hungary, 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.

41Companies

235Contacts tracked

51Verified emails

1Mobile numbers

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The 10 largest climate change consulting firms based in Hungary

Ranked by team size

Top 10 of 41 climate change consulting firms based in Hungary, 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	Greenbors Consulting	Budapest	11-50	27	14
2	ABUD	n/a	11-50	26	18
3	Stradamus ZRT	n/a	1-10	9	5
4	Planet Fanatics' Network	Budapest	1-10	6	3
5	Green Policy Center	Budapest	1-10	4	4
6	MBH Consulting Hungary	Budapest	11-50	3	2
7	CAM Consulting, Hungary	Budapest	1-10	2	2
8	Environmental Solutions LTD	n/a	1-10	2	1
9	Zerokarbon	n/a	1-10	1	1
10	Reimler Consulting Company	Budapest	1-10	1	1

Showing 10 of 41 climate change consulting firms based in Hungary

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Climate change consulting firms based in Hungary at a glance

As of Aug 28, 2026

1-10Median size (employees)

BudapestLargest hub · 27 HQs

1Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

Climate change consulting firms by metro

Metro	Companies
Climate change consulting firms in Budapest	27
Climate change consulting firms in Vac	1
Climate change consulting firms in Kecskemet	1
Climate change consulting firms in Godollo	1
Climate change consulting firms in Erd	1

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 “climate change consulting firms”, with match quality audited by blind human judging, and headquartered in Hungary.
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; 0 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 climate change consulting firms are there based in Hungary?

There are 41 climate change consulting firms headquartered in Hungary as of August 2026 (RevenueBase).

What is the largest company on this list?

Greenbors Consulting, headquartered in Budapest, tops this list with the largest team on record.

Which city has the most climate change consulting firms?

Budapest leads with 27 headquartered companies, followed by Vac (1) and Kecskemet (1).

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 51 verified decision-maker contacts tracked across these 41 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.