Company lists · Data verified August 2026

Top 23 Clean energy software companies based in Hungary

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 56 companies tracked

There are 56 clean energy software companies headquartered in Hungary (RevenueBase, August 2026). RevenueBase tracks 489 professional contacts across them, including 205 with verified work emails and 28 with mobile numbers. Budapest is the largest hub.

This list covers clean energy software 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.

56Companies

489Contacts tracked

205Verified emails

28Mobile numbers

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The 23 largest clean energy software companies based in Hungary

Ranked by team size

Top 23 of 56 clean energy software 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	Navitasoft	n/a	51-200	59	47
2	VPP Energy Group	Budapest	51-200	43	30
3	Wagner Solar Hungária KFT	Godollo	51-200	28	23
4	PV Napenergia	n/a	11-50	27	8
5	Tiszta Energiák KFT	n/a	11-50	25	21
6	Utopus Insights	Budapest	51-200	20	7
7	Spreadmonitor	Budapest	11-50	17	13
8	Green GEO	Budapest	11-50	17	9
9	Enerhash	n/a	11-50	16	10
10	Green Plan Energy KFT	Kazincbarcika	51-200	13	3
11	Yuxta Hungary KFT	n/a	1-10	7	4
12	Rena Solar	n/a	51-200	6	4
13	Pearl Enterprises KFT	Debrecen	11-50	6	4
14	Peka Solar KFT	Miskolc	11-50	6	1
15	Solar Markt Csoport	Budapest	1-10	5	5
16	Inersol	Dunakeszi	11-50	4	1
17	Wattmanager	Vi. Kerulet	1-10	4	1
18	Főnix Energiaszolgáltató ZRT	n/a	1-10	2	2
19	Phlegon Consult KFT	Budapest	11-50	2	1
20	Smart Solar KFT	Szombathely	11-50	2	1
21	Hajdusol KFT	Debrecen	11-50	2	1
22	Wattkan KFT	Budapest	1-10	2	1
23	rising.eco	Budapest	1-10	2	1

Showing 23 of 56 clean energy software companies based in Hungary

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Clean energy software companies based in Hungary at a glance

As of Aug 28, 2026

11-50Median size (employees)

BudapestLargest hub · 15 HQs

28Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Clean energy software companies by metro

Metro	Companies
Clean energy software companies in Budapest	15
Clean energy software companies in Debrecen	3
Clean energy software companies in Miskolc	2
Clean energy software companies in Godollo	2
Clean energy software companies in Szombathely	2
Clean energy software companies in Mateszalka	1
Clean energy software companies in Boly	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 software 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; 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 clean energy software companies are there based in Hungary?

There are 56 clean energy software companies headquartered in Hungary as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most clean energy software companies?

Budapest leads with 15 headquartered companies, followed by Debrecen (3) and Miskolc (2).

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 205 verified decision-maker contacts tracked across these 56 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.