Company lists · Data refreshed October 2026

Top 25 Energy project development firms based in Finland

RevenueBase identified 69 company matches for energy project development firms associated with Finland as of October 2026 and tracks 2,111 professional contacts across them, including 1,118 with verified work emails. Helsinki is the largest hub.

This list covers company matches for energy project development firms associated with Finland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 12, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 12, 2026 How this list was built
69Companies
2,111Contacts tracked
1,118Verified emails
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The 25 largest energy project development firms based in Finland

Ranked by team size
Top 25 of 69 company matches for energy project development firms based in Finland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHelsinki, FinlandHQ recorded Oct 12, 202610001+965 contacts →

Exact match

“Wärtsilä leads the transition towards a 100% renewable energy future.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2Exact matchOulu, FinlandHQ recorded Oct 12, 2026201-500123 contacts →

Exact match

“Oulun Energia -konsernin perusta on energiantuotannossa sekä lämmön- ja sähkönsiirrossa ja luomme uutta tukijalkaa kiertotaloudesta.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3Exact matchHelsinki, FinlandHQ recorded Oct 12, 2026201-500119 contacts →

Exact match

“Fimpec is a top expert specializing in consulting, project management and engineering.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4Exact matchVaasa, FinlandHQ recorded Oct 12, 202651-20088 contacts →

Exact match

“Meille Vaasan Sähköllä energia on muutakin kuin vain bisnestä.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5Exact matchHelsinki, FinlandHQ recorded Oct 12, 202651-20071 contacts →

Exact match

“Ilmatar is a leading Independent Power Producer (IPP) and renewable energy developer in the Nordics.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6Exact matchKerava, FinlandHQ recorded Oct 12, 202651-20051 contacts →

Exact match

“Keravan Energia -konsernin muodostavat Keravan Energia Oy, Sipoon Energia Oy ja Keravan Lämpövoima Oy.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7Exact matchEspoo, FinlandHQ recorded Oct 12, 202611-5047 contacts →

Exact match

“Wega is an independent energy service company and specialises in bioenergy, industrial fuels, maritime and the environment.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8Exact matchHelsinki, FinlandHQ recorded Oct 12, 202651-20046 contacts →

Exact match

“Korkia is a global investor and developer accelerating the transition to renewable energy.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9Exact matchPirkkala, FinlandHQ recorded Oct 12, 202611-5030 contacts →

Exact match

“Everything you need for utility-scale solar parks and commercial & industrial solar power plants in Finland: financial modelling, industry-leading engineering, construction and…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10Exact matchHelsinki, FinlandHQ recorded Oct 12, 202611-5029 contacts →

Exact match

“ABO Energy on menestyksekkäästi kehittänyt, rakentanut ja operoinut uusiutuvaa energiaa jo lähes 30 vuoden ajan ja on yksi Euroopan kokeneimmista alan toimijoista.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11Exact matchHelsinki, FinlandHQ recorded Oct 12, 202611-5027 contacts →

Exact match

“Myrsky Energia is a Finnish energy company that works consistently towards a more sustainable future.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12Exact matchHamina, FinlandHQ recorded Oct 12, 202611-5026 contacts →

Exact match

“Haminan Energia Oy on monipuolinen ja nykyaikainen energiayhtiö.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13Exact matchOulu, FinlandHQ recorded Oct 12, 202611-5023 contacts →

Exact match

“CFE Finland is an independent expert company in energy infrastructure.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14Exact matchHelsinki, FinlandHQ recorded Oct 12, 202611-5023 contacts →

Exact match

“Energiequelle on kansainvälinen hankekehittäjä alanaan suunnitella, rakentaa ja hallinnoida tuuli, biokaasu- ja aurinkovoimaloita, sähköasemia sekä energian…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15Exact matchVantaa, FinlandHQ recorded Oct 12, 202611-5020 contacts →

Exact match

“Olemme kotimainen toimija ja kokenut aurinkoenergian asiantuntija.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16Exact matchOulu, FinlandHQ recorded Oct 12, 202611-5020 contacts →

Exact match

“Planora Oy was founded in 1987 and currently employs over 30 full-time energy engineers and consultants, environmental engineers, energy system designers, software developers and…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17Exact matchKankaanpää, FinlandHQ recorded Oct 12, 202651-20018 contacts →

Exact match

“Vatajankoski on uuden energian yhtiö, joka säästää energiaa – ja lopun se tuottaa kotimaisilla ja uusiutuvilla polttoaineilla.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18Exact matchOulunsalo, FinlandHQ recorded Oct 12, 202611-5018 contacts →

Exact match

“Puhuri Oy is a Finnish company that develops and invests in wind power projects, builds wind farms and produces electricity for its owners.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19Exact matchPori, FinlandHQ recorded Oct 12, 202651-20015 contacts →

Exact match

“Arenso – Arctic Energy Solutions – provides cutting-edge expertise in sustainable and impactful renewable energy.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20Exact matchHelsinki, FinlandHQ recorded Oct 12, 202611-5014 contacts →

Exact match

“Forus is a novel finance and sales company that develops services to stop climate-change profitably.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21Exact matchHelsinki, FinlandHQ recorded Oct 12, 202611-5013 contacts →

Exact match

“GreenStream Network Ltd is an investor, investment management and advisory company in the fields of renewable energy, energy efficiency and climate finance, with active operations…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22Exact matchOulu, FinlandHQ recorded Oct 12, 202611-5011 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23Exact matchEspoo, FinlandHQ recorded Oct 12, 20261-109 contacts →

Exact match

“Novox is an engineering consulting company specialiced in clean energy and in energy economics.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24Exact matchHelsinki, FinlandHQ recorded Oct 12, 202611-508 contacts →

Exact match

“Eolus on yksi pohjoismaiden johtavista uusiutuvan energian hankekehittäjistä.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25Exact matchHelsinki, FinlandHQ recorded Oct 12, 20261-108 contacts →

Exact match

“A smooth solar energy plant development process for all parties involved We are a Finnish energy company developing clean and sustainable utility-scale solar power parks until the…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

Showing 25 of 69 energy project development firms based in Finland

See the full list, filter by size, metro and specialty, and access 1,118 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy project development firms based in Finland at a glance

As of Oct 12, 2026
53.0%Verified-email coverage
30.6Average contacts per company
1-10Median size (employees)
33.3%Largest-city concentration · Helsinki
Oct 12, 2026Page data refreshed

Companies by employee count

1-10
38
11-50
19
51-200
7
201-500
4
10001+
1

Email recency for this list is measured worldwide rather than for Finland, so it is reported there. Company counts and contact totals on this page are exact for Finland, over 69 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Finland whose business descriptions match “energy project development firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 1,118 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on October 12, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “energy project development firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy project development firms are there based in Finland?

RevenueBase identified 69 company matches for energy project development firms associated with Finland as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Wärtsilä Energy tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most energy project development firms?

Helsinki leads with 23 company records, followed by Espoo (5) and Oulu (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,118 professional contacts with verified work emails tracked across these 69 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 12, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.