Company lists · Data verified August 2026

Top 25 Clean energy consultancy companies based in Hungary

Name: Clean energy consultancy companies based in Hungary
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 108 companies tracked

There are 108 clean energy consultancy companies headquartered in Hungary (RevenueBase, August 2026). RevenueBase tracks 736 professional contacts across them, including 212 with verified work emails and 34 with mobile numbers. Budapest is the largest hub.

This list covers clean energy consultancy companies 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.

108Companies

736Contacts tracked

212Verified emails

34Mobile numbers

Unlock all 108 companies Free account · no credit card · 2 minutes

The 25 largest clean energy consultancy companies based in Hungary

Ranked by team size

Top 25 of 108 clean energy consultancy companies 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	Audax Hungary	n/a	201-500	55	28
2	VPP Energy Group	Budapest	51-200	43	30
3	Solservices KFT	n/a	11-50	36	15
4	AXING	Budapest	11-50	30	1
5	Wagner Solar Hungária KFT	Godollo	51-200	28	23
6	Equinox Consulting	n/a	11-50	28	2
7	Greenbors Consulting	Budapest	11-50	27	14
8	ABUD	n/a	11-50	26	18
9	Yuxta Energy	Budapest	11-50	20	3
10	Sourcing Hungary KFT	Budapest	11-50	19	15
11	Green GEO	Budapest	11-50	17	9
12	Arctic Green Engineering Services	Budapest	11-50	15	8
13	Pannon Épületenergetika	Budapest	11-50	10	4
14	Enco Energy	n/a	11-50	10	1
15	Stradamus ZRT	n/a	1-10	9	5
16	Powerie	n/a	1-10	6	3
17	Mn6 Energy Agency	Budapest	1-10	6	1
18	Vanessia KFT	Budapest	1-10	4	3
19	Energy Hungary ZRT	Budapest	11-50	4	2
20	Inersol	Dunakeszi	11-50	4	1
21	Wattmanager	Vi. Kerulet	1-10	4	1
22	MBH Consulting Hungary	Budapest	11-50	3	2
23	Patternwise	Kerkakutas	1-10	3	2
24	Berg Energy KFT	Torokbalint	1-10	3	2
25	Solar Konstrukt KFT	Szeged	11-50	3	1

Showing 25 of 108 clean energy consultancy companies based in Hungary

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 212 reachable decision-makers.

Free account · no credit card

See all 108 companies

Clean energy consultancy companies based in Hungary at a glance

As of Aug 28, 2026

1-10Median size (employees)

BudapestLargest hub · 48 HQs

34Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Clean energy consultancy companies by metro

Metro	Companies
Clean energy consultancy companies in Budapest	48
Clean energy consultancy companies in Budaors	5
Clean energy consultancy companies in Debrecen	3
Clean energy consultancy companies in Miskolc	2
Clean energy consultancy companies in Godollo	2
Clean energy consultancy companies in Szombathely	2
Clean energy consultancy companies in Kerkakutas	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 “clean energy consultancy companies”, 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; 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 clean energy consultancy companies are there based in Hungary?

There are 108 clean energy consultancy companies headquartered in Hungary as of August 2026 (RevenueBase).

What is the largest company on this list?

Audax Hungary, headquartered in Hungary, tops this list with the largest team on record.

Which city has the most clean energy consultancy companies?

Budapest leads with 48 headquartered companies, followed by Budaors (5) and Debrecen (3).

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 212 verified decision-maker contacts tracked across these 108 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 108 clean energy consultancy companies based in Hungary. Start with a free account, no credit card.

Get the full list

Related lists

Clean energy consultancy companies by geography

Browse the directory

Browse: Companies home · All Hungary lists · All Clean energy consultancy companies 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.