Company lists · Data refreshed September 2026

Top 25 Renewable energy electrical contractors based in Finland

Name: Renewable energy electrical contractors based in Finland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 115 companies tracked

RevenueBase identified 115 company matches for renewable energy electrical contractors associated with Finland as of September 2026 and tracks 645 professional contacts across them, including 272 with verified work emails. Helsinki is the largest hub.

This list covers company matches for renewable energy electrical contractors 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 September 17, 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 Sep 17, 2026 How this list was built

115Companies

645Contacts tracked

272Verified emails

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The 25 largest renewable energy electrical contractors based in Finland

Ranked by team size

Top 25 of 115 company matches for renewable energy electrical contractors based in Finland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Nepower	Exact match	Vaasa, FinlandHQ recorded Sep 17, 2026	51-200	37 contacts →
	Exact match “NEPower delivers electrification solutions for the industrial, grid and renewable energy sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Solarigo	Exact match	Pirkkala, FinlandHQ recorded Sep 17, 2026	11-50	34 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 · Sep 17, 2026 · View company records in RevenueBase
3	1komma5 Suomi	Exact match	Espoo, FinlandHQ recorded Sep 17, 2026	11-50	28 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Forus OY	Exact match	Helsinki, FinlandHQ recorded Sep 17, 2026	11-50	20 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 · Sep 17, 2026 · View company records in RevenueBase
5	Terawatt OY	Exact match	Vantaa, FinlandHQ recorded Sep 17, 2026	51-200	19 contacts →
	Exact match “Tarjoamme sähköisen talotekniikan palveluja: suunnittelua ja asennusta.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Oomi Solar	Exact match	Vantaa, FinlandHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “Olemme kotimainen toimija ja kokenut aurinkoenergian asiantuntija.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Solarvoima	Exact match	Espoo, FinlandHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “Solarvoima makes Solar Energy available for home owners, businesses, schools, non-profits and government organizations.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Ampner OY	Exact match	Helsinki, FinlandHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Tuulia Energy OY	Exact match	Pori, FinlandHQ recorded Sep 17, 2026	51-200	15 contacts →
	Exact match “Cleaner energy in capable hands.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Paikallis-Sähkö OY	Exact match	Kajaani, FinlandHQ recorded Sep 17, 2026	51-200	14 contacts →
	Exact match “Me Paikallis-Sähköllä asennamme, huollamme ja modernisoimme Pohjois-Suomen sähköjä yli 180 ammattilaisen voimin.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Ellappi OY	Exact match	Ivalo, FinlandHQ recorded Sep 17, 2026	51-200	13 contacts →
	Exact match “Ellappi on sähköurakointiyhtiö, joka palvelee monipuolisesti Pohjois, Keski- ja Itä-Lapissa.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	N3m Power	Exact match	Karjaa, FinlandHQ recorded Sep 17, 2026	51-200	12 contacts →
	Exact match “N3M Power Oy Ab is a modern service company that looks forward to quality, safety and sustainability.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Kuopion Finteco Lvis OY	Exact match	Kuopio, FinlandHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Kuopion Finteco LVIS Oy on kokonaisvaltainen talotekniikka-alan osaaja.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Comsel System LTD	Exact match	Vasa, FinlandHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Comsel System is a product design and development company specialized in development and industrialization engineering for the energy sector.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Verkonrakentaja Wire OY	Exact match	Hyvinkää, FinlandHQ recorded Sep 17, 2026	11-50	11 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Infra Builders OY	Exact match	Oulu, FinlandHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match “Infra Builders is a Finnish construction company specializing in construction of wind farms and power grids.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	At Aurinkopaneelit OY	Exact match	Orimattila, FinlandHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Adde OY	Exact match	Muhos, FinlandHQ recorded Sep 17, 2026	51-200	9 contacts →
	Exact match “Olemme yksi suurimmista Suomessa aurinkovoimaa rakentavista yrityksistä.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Energiaykkönen OY	Exact match	Jyväskylä, FinlandHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “EnergiaYkkönen on kotitalouksien energia- ja putkiremontteihin keskittyvä yritys.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Kotisol OY	Exact match	FinlandHQ recorded Sep 17, 2026	51-200	9 contacts →
	Exact match “Kotisol Oy toimittaa aurinkosähköjärjestelmät pientaloihin, maatiloille, yrityskiinteistöihin ja taloyhtiöille.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Re-Tech	Exact match	Helsinki, FinlandHQ recorded Sep 17, 2026	1-10	8 contacts →
	Exact match “RE-Tech is your dedicated partner in renewable industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	RALOS	Exact match	Tampere, FinlandHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “Ralos Oy provides the most intelligent and efficient solar power plants for homes, industries and utilities.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Telilä	Exact match	Sastamala, FinlandHQ recorded Sep 17, 2026	51-200	5 contacts →
	Exact match “Telilän Sähkötyö Oy tunnetaan monipuolisena sähköurakointiyrityksenä, joka palvelee niin julkista, teollista kuin yksityistä sektoria.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Sähköasennus JP Vähätalo OY	Exact match	Hämeenlinna, FinlandHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “Sähköasennus JP Vähätalo tarjoaa kaikki sähköalan asennustyöt ammattitaitoisesti yksityishenkilöille, yrityksille ja taloyhtiöille.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Korpisähkö OY	Exact match	Oulu, FinlandHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “Korpisähkö on erikoistunut kiinteistöjen sähköhuoltoon ja kunnossapitoon.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “renewable energy electrical contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 115 renewable energy electrical contractors based in Finland

See the full list, filter by size, metro and specialty, and access 272 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy electrical contractors based in Finland at a glance

As of Sep 17, 2026

42.2%Verified-email coverage

5.6Average contacts per company

1-10Median size (employees)

15.7%Largest-city concentration · Helsinki

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 115 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 “renewable energy electrical contractors” 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 272 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 September 17, 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 “renewable energy electrical contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy electrical contractors are there based in Finland?

RevenueBase identified 115 company matches for renewable energy electrical contractors associated with Finland as of September 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?

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

Which city has the most renewable energy electrical contractors?

Helsinki leads with 18 company records, followed by Vantaa (9) and Oulu (8).

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 272 professional contacts with verified work emails tracked across these 115 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 September 17, 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.