Company lists · Data refreshed September 2026

Top 23 Utility-scale solar software companies based in Finland

RevenueBase identified 42 utility-scale solar software companies headquartered in Finland as of September 2026 and tracks 1,469 professional contacts across them, including 674 with verified work emails and 121 with mobile numbers. Helsinki is the largest hub.

This list covers utility-scale solar software 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 6, 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 6, 2026 86% judged on-target in blind review
42Companies
1,469Contacts tracked
674Verified emails
121Mobile numbers
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The 23 largest utility-scale solar software companies based in Finland

Ranked by team size
Top 23 of 42 utility-scale solar software companies based in Finland, ranked by team size, largest first. Data refreshed Sep 6, 2026. RevenueBase Smart Search rates how each company's information relates to utility-scale solar software 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
1Indirect evidenceHelsinki, FinlandHQ checked Sep 6, 202610001+940 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 6, 2026
2Strong evidencePirkkala, FinlandHQ checked Sep 6, 202611-5034 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 6, 2026
3Indirect evidenceHelsinki, FinlandHQ checked Sep 6, 202611-5031 contacts →

Indirect evidence

“Intergrid is a Helsinki-based technology company developing an Autopilot for industrial energy operations.”

Source: RevenueBase Database · checked Sep 6, 2026
4Partial evidenceEspoo, FinlandHQ checked Sep 6, 202611-5028 contacts →

Partial 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 6, 2026
5Indirect evidenceVantaa, FinlandHQ checked Sep 6, 202611-5019 contacts →

Indirect evidence

“Olemme kotimainen toimija ja kokenut aurinkoenergian asiantuntija.”

Source: RevenueBase Database · checked Sep 6, 2026
6Indirect evidenceHelsinki, FinlandHQ checked Sep 6, 202611-5018 contacts →

Indirect evidence

“Synergi provides technical aggregation of energy assets between 5kW - 5 MW with our cloud-to-cloud solution.”

Source: RevenueBase Database · checked Sep 6, 2026
7Partial evidenceEspoo, FinlandHQ checked Sep 6, 202611-5017 contacts →

Partial evidence

“Solarvoima makes Solar Energy available for home owners, businesses, schools, non-profits and government organizations.”

Source: RevenueBase Database · checked Sep 6, 2026
8Partial evidenceEspoo, FinlandHQ checked Sep 6, 202611-5012 contacts →

Partial evidence

“Endeas Oy, based in Finland, has delivered over 600 QuickSun solar simulator for PV testings since 2001.”

Source: RevenueBase Database · checked Sep 6, 2026
9Strong evidenceHelsinki, FinlandHQ checked Sep 6, 20261-1010 contacts →

Strong evidence

“Wind power infrastructure and utility-scale solar photovoltaic (PV) power plants on a turnkey basis.”

Source: RevenueBase Database · checked Sep 6, 2026
10Indirect evidenceEspoo, FinlandHQ checked Sep 6, 20261-1010 contacts →

Indirect evidence

“We provide cutting-edge electricity market price forecasting for:* All companies participating on electricity markets And we provide multimarket bidding optimization services…”

Source: RevenueBase Database · checked Sep 6, 2026
11Indirect evidenceFinlandHQ checked Sep 6, 202651-2009 contacts →

Indirect evidence

“Kotisol Oy toimittaa aurinkosähköjärjestelmät pientaloihin, maatiloille, yrityskiinteistöihin ja taloyhtiöille.”

Source: RevenueBase Database · checked Sep 6, 2026
12Strong evidenceHelsinki, FinlandHQ checked Sep 6, 20261-108 contacts →

Strong evidence

“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…”

Source: RevenueBase Database · checked Sep 6, 2026
13Partial evidenceMikkeli, FinlandHQ checked Sep 6, 202611-508 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 6, 2026
14Strong evidenceTampere, FinlandHQ checked Sep 6, 202611-506 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 6, 2026
15Indirect evidenceVantaa, FinlandHQ checked Sep 6, 20261-104 contacts →

Indirect evidence

“Ajattelimme sähköntuotannon uusiksi”

Source: RevenueBase Database · checked Sep 6, 2026
16Indirect evidenceSastamala, FinlandHQ checked Sep 6, 20261-103 contacts →

Indirect evidence

“Cleaner Future Oy myy ja toimittaa avaimet käteen -periaatteella aurinkovoimaloita sekä yrityksille että yksityisille asiakkaille.”

Source: RevenueBase Database · checked Sep 6, 2026
17Indirect evidenceSalo, FinlandHQ checked Sep 6, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 6, 2026
18Indirect evidenceFinlandHQ checked Sep 6, 202611-503 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 6, 2026
19Partial evidenceTurku, FinlandHQ checked Sep 6, 202611-503 contacts →

Partial evidence

“Sons of solar on aurinkoenergian edelläkävijä.”

Source: RevenueBase Database · checked Sep 6, 2026
20Strong evidenceHelsinki, FinlandHQ checked Sep 6, 20261-103 contacts →

Strong evidence

“Renetec is an independent developer of industrial-scale solar energy capacity.”

Source: RevenueBase Database · checked Sep 6, 2026
21Indirect evidenceTampere, FinlandHQ checked Sep 6, 20261-102 contacts →

Indirect evidence

“Automating energy consumption in homes and real estate.”

Source: RevenueBase Database · checked Sep 6, 2026
22Indirect evidenceVaasa, FinlandHQ checked Sep 6, 20261-101 contacts →

Indirect evidence

“Renewable energy specialist”

Source: RevenueBase Database · checked Sep 6, 2026
23Partial evidenceVaasa, FinlandHQ checked Sep 6, 20261-101 contacts →

Partial evidence

“Solar energy systems”

Source: RevenueBase Database · checked Sep 6, 2026

Showing 23 of 42 utility-scale solar software companies based in Finland

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Utility-scale solar software companies based in Finland at a glance

As of Sep 6, 2026
45.9%Verified-email coverage
8.2%Mobile-number coverage
35.0Average contacts per company
1-10Median size (employees)
21.4%Largest-city concentration · Helsinki
Sep 6, 2026Page data refreshed

Companies by employee count

1-10
23
11-50
14
51-200
3
501-1,000
1
10001+
1

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 utility-scale solar software 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 “utility-scale solar software 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 utility-scale solar software 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 utility-scale solar software 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, 674 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 6, 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 utility-scale solar software 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 utility-scale solar software companies are there based in Finland?

RevenueBase identified 42 utility-scale solar software 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?

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

Which city has the most utility-scale solar software companies?

Helsinki leads with 9 headquartered companies, followed by Espoo (6) and Vantaa (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 674 verified decision-maker contacts tracked across these 42 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 6, 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.