Company lists · Data refreshed September 2026

Top 16 Renewable energy equipment companies based in Finland

RevenueBase identified 27 renewable energy equipment companies headquartered in Finland as of September 2026 and tracks 382 professional contacts across them, including 195 with verified work emails. Helsinki is the largest hub.

This list covers renewable energy equipment companies headquartered in Finland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
27Companies
382Contacts tracked
195Verified emails
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The 16 largest renewable energy equipment companies based in Finland

Ranked by team size
Top 16 of 27 renewable energy equipment companies based in Finland, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to renewable energy equipment companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceEspoo, FinlandHQ checked Sep 16, 202651-200119 contacts →

Partial evidence

“Founded in 1975 in Finland, Efore Telecom Finland Oy has grown from a six-person engineering office into a global energy solutions provider with five decades of expertise.”

Source: RevenueBase Database · checked Sep 16, 2026
2Partial evidenceYlöjärvi, FinlandHQ checked Sep 16, 202651-200114 contacts →

Partial evidence

“Merus Power is a technology company headquartered in the city of Ylöjärvi, Finland where we design and manufacture innovative Finnish battery energy storage systems and power…”

Source: RevenueBase Database · checked Sep 16, 2026
3Strong evidenceHelsinki, FinlandHQ checked Sep 16, 202651-20048 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
4Strong evidenceTampere, FinlandHQ checked Sep 16, 20261-1022 contacts →

Strong evidence

“Enico offers wide-ranging production, manufacturing and project services in the field of renewable energy.”

Source: RevenueBase Database · checked Sep 16, 2026
5Partial evidencePori, FinlandHQ checked Sep 16, 202651-20015 contacts →

Partial evidence

“Cleaner energy in capable hands.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceMikkeli, FinlandHQ checked Sep 16, 202611-508 contacts →

Partial evidence

“Valoe is a technology provider with a mission of clean solar energy.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceLappeenranta, FinlandHQ checked Sep 16, 20261-107 contacts →

Partial evidence

“The demand for clean and sustainable energy is increasing, putting pressure on the energy industry to meet the demand.”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceHelsinki, FinlandHQ checked Sep 16, 20261-107 contacts →

Partial evidence

“Will & Must is a Helsinki-based developer of energy and infrastructure projects, founded in 2022.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceTampere, FinlandHQ checked Sep 16, 202611-506 contacts →

Indirect evidence

“Ralos Oy provides the most intelligent and efficient solar power plants for homes, industries and utilities.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceSipoo, FinlandHQ checked Sep 16, 20261-104 contacts →

Partial evidence

“Rasol Oy on täysin kotimainen uusiutuvan energian asiantuntija.”

Source: RevenueBase Database · checked Sep 16, 2026
11Strong evidenceVantaa, FinlandHQ checked Sep 16, 20261-103 contacts →

Strong evidence

“Wahlres Oy was founded in 2016 and aims to reduce the reliance of Finnish buildings on non-renewable energy sources.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceSalo, FinlandHQ checked Sep 16, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceHelsinki, FinlandHQ checked Sep 16, 20261-103 contacts →

Partial evidence

“RENEWE - Uusiutuvan energian asiantuntijasi Suomen johtavat aurinkoenergia, lämpöpumppu, lataus- ja jäähdytysjärjestelmät sekä kokonaispalvelut yhdestä osoitteesta, suunnittelusta…”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceFinlandHQ checked Sep 16, 202611-503 contacts →

Indirect evidence

“Aurinkosähköteknologian kehittyminen on nostanut aurinkovoimalat varteenotettavaksi vaihtoehdoksi niin yrityksille kuin yksityisille.”

Source: RevenueBase Database · checked Sep 16, 2026
15Partial evidenceVaasa, FinlandHQ checked Sep 16, 20261-101 contacts →

Partial evidence

“Solar energy systems”

Source: RevenueBase Database · checked Sep 16, 2026
16Strong evidenceVaasa, FinlandHQ checked Sep 16, 20261-101 contacts →

Strong evidence

Renewable energy specialist”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 16 of 27 renewable energy equipment companies based in Finland

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Renewable energy equipment companies based in Finland at a glance

As of Sep 16, 2026
51.0%Verified-email coverage
14.1Average contacts per company
1-10Median size (employees)
14.8%Largest-city concentration · Helsinki
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
19
11-50
3
51-200
5

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 27 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among renewable energy equipment companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Finland whose own description of what they do matches “renewable energy equipment companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names renewable energy equipment companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among renewable energy equipment companies, and records with no verified work email. Companies headquartered outside Finland are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 195 across the full list. 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 September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names renewable energy equipment companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many renewable energy equipment companies are there based in Finland?

RevenueBase identified 27 renewable energy equipment companies headquartered in Finland as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

EFORE, headquartered in Espoo, tops this list with the largest team on record.

Which city has the most renewable energy equipment companies?

Helsinki leads with 4 headquartered companies, followed by Kuopio (2) and Pori (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 195 verified decision-maker contacts tracked across these 27 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.