Company lists · Data verified August 2026

Top 19 Clean energy software companies based in Finland

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 37 companies tracked

There are 37 clean energy software companies headquartered in Finland (RevenueBase, August 2026). RevenueBase tracks 1,312 professional contacts across them, including 606 with verified work emails and 116 with mobile numbers. Helsinki is the largest hub.

This list covers clean energy software companies headquartered in Finland, 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.

37Companies

1,312Contacts tracked

606Verified emails

116Mobile numbers

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The 19 largest clean energy software companies based in Finland

Ranked by team size

Top 19 of 37 clean energy software companies based in Finland, 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	Wärtsilä Energy	Helsinki	10001+	948	481
2	Intergrid	Helsinki	11-50	31	27
3	Syncron Tech OY	Pori	11-50	27	18
4	Lemkem	Lahti	51-200	25	16
5	Oomi Solar	Vantaa	11-50	19	13
6	Forus OY	Helsinki	11-50	19	12
7	Vatajankoski	Kankaanpaa	51-200	17	15
8	Volter	Tupos	11-50	12	4
9	Valoe OYJ	Mikkeli	11-50	8	3
10	Will & Must OY	Helsinki	1-10	7	4
11	Enreport	Espoo	1-10	7	2
12	Rasol OY	Sipoo	1-10	4	2
13	Ophi Technologies LTD	Lahti	1-10	3	2
14	Sons Of Solar OY	n/a	11-50	3	1
15	Infraktor OY	Helsinki	1-10	3	1
16	Envare Solutions OY	Kotka	1-10	2	2
17	ENION	Tampere	1-10	2	1
18	Renewe Group OY Helsinki	Helsinki	1-10	2	1
19	Lp-Solutions OY	Vaasa	1-10	1	1

Showing 19 of 37 clean energy software companies based in Finland

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Clean energy software companies based in Finland at a glance

As of Aug 28, 2026

1-10Median size (employees)

HelsinkiLargest hub · 8 HQs

116Contacts with mobile numbers

5Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

501-1,000

10001+

Clean energy software companies by metro

Metro	Companies
Clean energy software companies in Helsinki	8
Clean energy software companies in Lahti	4
Clean energy software companies in Tampere	3
Clean energy software companies in Espoo	2
Clean energy software companies in Vantaa	2
Clean energy software companies in Paimio	1
Clean energy software companies in Kangasala	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 Finland.
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; 5 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 Finland?

There are 37 clean energy software companies headquartered in Finland as of August 2026 (RevenueBase).

What is the largest company on this list?

Wärtsilä Energy, headquartered in Helsinki, tops this list with the largest team on record.

Which city has the most clean energy software companies?

Helsinki leads with 8 headquartered companies, followed by Lahti (4) and Tampere (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 606 verified decision-maker contacts tracked across these 37 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.