Company lists · Data refreshed September 2026

Top 22 Hybrid renewable energy designers based in Finland

RevenueBase identified 49 hybrid renewable energy designers headquartered in Finland as of September 2026 and tracks 1,422 professional contacts across them, including 670 with verified work emails. Helsinki is the largest hub.

This list covers hybrid renewable energy designers 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
49Companies
1,422Contacts tracked
670Verified emails
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The 22 largest hybrid renewable energy designers based in Finland

Ranked by team size
Top 22 of 49 hybrid renewable energy designers 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 hybrid renewable energy designers: 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
1Strong evidenceHelsinki, FinlandHQ checked Sep 16, 202610001+940 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
2Strong 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
3Strong evidenceVaasa, FinlandHQ checked Sep 16, 202651-20037 contacts →

Strong evidence

“NEPower delivers electrification solutions for the industrial, grid and renewable energy sectors.”

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceHelsinki, FinlandHQ checked Sep 16, 202611-5036 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceEspoo, FinlandHQ checked Sep 16, 202611-5028 contacts →

Indirect evidence

“At 1KOMMA5° Suomi (formerly Solar Age Oy), we believe in making it easy for people to access solar power solutions for their homes, businesses, and farms.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceLahti, FinlandHQ checked Sep 16, 202651-20025 contacts →

Partial evidence

“Lemkem is the leading turnkey sustainable energy solutions provider in Finland.”

Source: RevenueBase Database · checked Sep 16, 2026
7Strong 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
8Indirect evidenceHelsinki, FinlandHQ checked Sep 16, 202611-5020 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceOulu, FinlandHQ checked Sep 16, 202611-5019 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
10Strong evidenceHelsinki, FinlandHQ checked Sep 16, 202611-5016 contacts →

Strong evidence

“Ampner Oy – Power Engineering & DC Power Solutions for a Renewable Future Ampner is a Finnish technology company specialized in connecting renewable energy, energy storage systems…”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceHelsinki, FinlandHQ checked Sep 16, 20261-1010 contacts →

Partial evidence

“Thermal Storage Finland is a technology company - offering movable modular plug & play hybrid power plants for building heating with alternative funding options #esg…”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceOulu, FinlandHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
13Partial 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
14Indirect evidenceHelsinki, FinlandHQ checked Sep 16, 202611-506 contacts →

Indirect evidence

“Flexens is a consultancy and a project development company.”

Source: RevenueBase Database · checked Sep 16, 2026
15Strong 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
16Indirect evidenceSalo, FinlandHQ checked Sep 16, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
17Partial 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
18Indirect 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
19Indirect evidenceTurku, FinlandHQ checked Sep 16, 202611-503 contacts →

Indirect evidence

“Sons of solar on aurinkoenergian edelläkävijä.”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceTampere, FinlandHQ checked Sep 16, 20261-102 contacts →

Partial evidence

“Optimal energy services.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceVaasa, FinlandHQ checked Sep 16, 20261-101 contacts →

Partial evidence

“Solar energy systems”

Source: RevenueBase Database · checked Sep 16, 2026
22Strong evidenceVaasa, FinlandHQ checked Sep 16, 20261-101 contacts →

Strong evidence

Renewable energy specialist”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 22 of 49 hybrid renewable energy designers based in Finland

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Hybrid renewable energy designers based in Finland at a glance

As of Sep 16, 2026
47.1%Verified-email coverage
29.0Average contacts per company
1-10Median size (employees)
28.6%Largest-city concentration · Helsinki
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
29
11-50
14
51-200
4
201-500
1
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 49 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 hybrid renewable energy designers, 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 “hybrid renewable energy designers”. 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 hybrid renewable energy designers), 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 hybrid renewable energy designers, 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, 670 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 hybrid renewable energy designers, 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 hybrid renewable energy designers are there based in Finland?

RevenueBase identified 49 hybrid renewable energy designers 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?

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

Which city has the most hybrid renewable energy designers?

Helsinki leads with 14 headquartered companies, followed by Espoo (4) and Oulu (4).

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 670 verified decision-maker contacts tracked across these 49 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.