Company lists · Data refreshed September 2026

Top 25 Building energy management systems companies based in Finland

RevenueBase identified 48 building energy management systems companies headquartered in Finland as of September 2026 and tracks 600 professional contacts across them, including 365 with verified work emails. Espoo is the largest hub.

This list covers building energy management systems 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
48Companies
600Contacts tracked
365Verified emails
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The 25 largest building energy management systems companies based in Finland

Ranked by team size
Top 25 of 48 building energy management systems 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 building energy management systems 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
1Strong evidenceVantaa, FinlandHQ checked Sep 16, 2026201-500138 contacts →

Strong evidence

Building Automation, Management and Security systems.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceKotka, FinlandHQ checked Sep 16, 202651-200102 contacts →

Indirect evidence

“The need to make the invisible measurable created Produal.”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceRauma, FinlandHQ checked Sep 16, 2026201-50088 contacts →

Partial evidence

“Ouman on erikoistunut energiavirtojen hallintaan ja automaatioon kiinteistöissä.”

Source: RevenueBase Database · checked Sep 16, 2026
4Strong evidenceEspoo, FinlandHQ checked Sep 16, 202651-20041 contacts →

Strong evidence

“Our service Modern technical building solutions improve the cost and energy efficiency of new and renovated buildings.”

Source: RevenueBase Database · checked Sep 16, 2026
5Strong evidenceFinlandHQ checked Sep 16, 202651-20027 contacts →

Strong evidence

“Leanheat Building is the smartest solution for energy efficient building management.”

Source: RevenueBase Database · checked Sep 16, 2026
6Strong evidenceOulu, FinlandHQ checked Sep 16, 202611-5020 contacts →

Strong evidence

“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…”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceAlavieska, FinlandHQ checked Sep 16, 202611-5017 contacts →

Indirect evidence

“RAU-Service Oy on kokenut rakennusautomaatiotalo Pohjanmaalla.”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceHelsinki, FinlandHQ checked Sep 16, 202611-5017 contacts →

Partial evidence

Energiaa, tehokkuutta ja energiatehokkuutta!”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceTampere, FinlandHQ checked Sep 16, 202611-5013 contacts →

Partial evidence

Enermix Oy provides energy optimization services for residential and commercial real estate portfolios, helping property owners and property managers reduce energy costs through…”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceVantaa, FinlandHQ checked Sep 16, 20261-1010 contacts →

Partial evidence

“Renea on kiinteistöjen energiatehokkuuden parantamiseen ja rakennusautomaatioon erikoistunut asiantuntijayritys.”

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

Partial evidence

Energytech on teollisuuden energiateknisten järjestelmien maahantuontiin, asennuksiin ja huoltoon erikoistunut yritys, joka toteuttaa asiakkailleen räätälöityjä energiaratkaisuja…”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceEspoo, FinlandHQ checked Sep 16, 202611-508 contacts →

Indirect evidence

“Our mission in OptiWatti is to fight against climate change.”

Source: RevenueBase Database · checked Sep 16, 2026
13Strong evidenceHelsinki, FinlandHQ checked Sep 16, 20261-107 contacts →

Strong evidence

Building automation systems-> maintenance, repair, renovation, contracting, consulting.”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceJyväskylä, FinlandHQ checked Sep 16, 20261-105 contacts →

Partial evidence

Building automation | Design, installation & maintenance”

Source: RevenueBase Database · checked Sep 16, 2026
15Partial evidencePyhtää, FinlandHQ checked Sep 16, 20261-105 contacts →

Partial evidence

“Järkevän energiankäytön puolesta jo vuodesta 2006 Nanea Oy on energiatehokkuuden ja vastuullisten lämmitysratkaisujen edelläkävijä.”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceYlöjärvi, FinlandHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“Rakennusautomaatioalan vankka ammattilainen.”

Source: RevenueBase Database · checked Sep 16, 2026
17Partial evidenceEspoo, FinlandHQ checked Sep 16, 20261-104 contacts →

Partial evidence

“Elevolt is a virtual energy manager helping you oversee, manage, and save your electricity - 24/7.”

Source: RevenueBase Database · checked Sep 16, 2026
18Partial evidenceHelsinki, FinlandHQ checked Sep 16, 20261-104 contacts →

Partial evidence

Energiatehokkuuden parantaminen Useimmissa rakennuksissa voidaan energiatehokkuutta parantaa edullisilla teknisillä ratkaisuilla.”

Source: RevenueBase Database · checked Sep 16, 2026
19Strong evidenceEspoo, FinlandHQ checked Sep 16, 20261-104 contacts →

Strong evidence

“Established in 2013, Salusfin Oy provides customized Smart Energy Management and Security Solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceHämeenlinna, FinlandHQ checked Sep 16, 20261-103 contacts →

Partial evidence

“Oletko tietoinen, että kiinteistösi energiankulutus voisi laskea jopa 60% kiinteistön älykkäällä ohjauksella?”

Source: RevenueBase Database · checked Sep 16, 2026
21Strong evidenceEspoo, FinlandHQ checked Sep 16, 20261-103 contacts →

Strong evidence

“Eeneman is a energy management service provider for building owners.”

Source: RevenueBase Database · checked Sep 16, 2026
22Partial evidenceHelsinki, FinlandHQ checked Sep 16, 2026501-1,0003 contacts →

Partial evidence

Energiaa oikeaan aikaan.”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceMikkeli, FinlandHQ checked Sep 16, 20261-103 contacts →

Indirect evidence

“Entos Oy on vaativia LVIS-automaatioratkaisuja tuottava yritys.”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidencePori, FinlandHQ checked Sep 16, 20261-102 contacts →

Partial evidence

“ecogrid.energy ltd's mission is to enable data centers to transform into grid and power assets.”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceOulu, FinlandHQ checked Sep 16, 20261-102 contacts →

Indirect evidence

“Tarjoamme asiakkaillemme asiatuntevan osaamisemme käyttöön koko projektin ajaksi, aina hankesuunnittelusta toteutukseen sovituissa aikatauluissa pysyen.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 48 building energy management systems companies based in Finland

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Building energy management systems companies based in Finland at a glance

As of Sep 16, 2026
60.8%Verified-email coverage
12.5Average contacts per company
1-10Median size (employees)
18.8%Largest-city concentration · Espoo
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
31
11-50
11
51-200
3
201-500
2
501-1,000
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 48 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 building energy management systems 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 “building energy management systems 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 building energy management systems 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 building energy management systems 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, 365 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 building energy management systems 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 building energy management systems companies are there based in Finland?

RevenueBase identified 48 building energy management systems 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?

Fidelix, headquartered in Vantaa, tops this list with the largest team on record.

Which city has the most building energy management systems companies?

Espoo leads with 9 headquartered companies, followed by Helsinki (7) 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 365 verified decision-maker contacts tracked across these 48 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.