Company lists · Data refreshed September 2026

Top 25 Energy management consultancies based in Finland

RevenueBase identified 88 energy management consultancies headquartered in Finland as of September 2026 and tracks 1,554 professional contacts across them, including 308 with verified work emails. Helsinki is the largest hub.

This list covers energy management consultancies 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 21, 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 21, 2026 86% judged on-target in blind review
88Companies
1,554Contacts tracked
308Verified emails
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The 25 largest energy management consultancies based in Finland

Ranked by team size
Top 25 of 88 energy management consultancies based in Finland, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to energy management consultancies: 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 21, 20261,001-5,0001,027 contacts →

Indirect evidence

“Granlund on voimakkaasti kasvava kiinteistö- ja rakennusalan asiantuntijayhtiö.”

Source: RevenueBase Database · checked Sep 21, 2026
2Partial evidenceHämeenlinna, FinlandHQ checked Sep 21, 202651-20040 contacts →

Partial evidence

“VENI Energia on osa VENI Energy -konsernia, joka on johtava energiapalveluiden toimittaja Pohjoismaissa, Saksassa ja Espanjassa.”

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceHelsinki, FinlandHQ checked Sep 21, 202651-20038 contacts →

Indirect evidence

“Gaia Consulting Oy is a consultancy for sustainable business.”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceHelsinki, FinlandHQ checked Sep 21, 202651-20036 contacts →

Indirect evidence

“Insinööritoimisto Leo Maaskola on partneri-omisteinen vuonna 1956 perustettu talo- ja rakennetekninen suunnittelu, valvonta ja projektinjohtotoimisto.”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceEspoo, FinlandHQ checked Sep 21, 202611-5034 contacts →

Partial evidence

“LeaseGreen on suurten kiinteistöjen energiatalouden parantaja ja ilmastotekojen moottori.”

Source: RevenueBase Database · checked Sep 21, 2026
6Partial evidencePori, FinlandHQ checked Sep 21, 202651-20021 contacts →

Partial evidence

“Arenso – Arctic Energy Solutions – provides cutting-edge expertise in sustainable and impactful renewable energy.”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceHelsinki, FinlandHQ checked Sep 21, 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 21, 2026
8Partial evidenceOulu, FinlandHQ checked Sep 21, 202611-5020 contacts →

Partial 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 21, 2026
9Indirect evidenceHelsinki, FinlandHQ checked Sep 21, 202611-5017 contacts →

Indirect evidence

“Planera on korjausrakentamisen palveluihin erikoistunut konsulttitoimisto, jolle asiakas on kaiken toiminnan ytimessä.”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceTurku, FinlandHQ checked Sep 21, 202611-5014 contacts →

Partial evidence

“Finess Energy Oy toteuttaa avaimet käteen -energiaratkaisuja teollisuudelle ja kiinteistöille.”

Source: RevenueBase Database · checked Sep 21, 2026
11Strong evidenceHelsinki, FinlandHQ checked Sep 21, 202611-5013 contacts →

Strong evidence

“GreenStream Network Ltd is an investor, investment management and advisory company in the fields of renewable energy, energy efficiency and climate finance, with active operations…”

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceTampere, FinlandHQ checked Sep 21, 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 21, 2026
13Partial evidenceVasa, FinlandHQ checked Sep 21, 202611-5012 contacts →

Partial evidence

“Comsel System is a product design and development company specialized in development and industrialization engineering for the energy sector.”

Source: RevenueBase Database · checked Sep 21, 2026
14Partial evidenceVantaa, FinlandHQ checked Sep 21, 20261-1010 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceHelsinki, FinlandHQ checked Sep 21, 202651-20010 contacts →

Partial evidence

“Sustera Energy Consulting Oy on osa Sustera Groupia.”

Source: RevenueBase Database · checked Sep 21, 2026
16Partial evidenceHelsinki, FinlandHQ checked Sep 21, 202611-509 contacts →

Partial evidence

“Autamme tekemään järkevimmät energiaremontit, niin että kiinteistön kustannukset pysyvät kurissa ja energialuokka saadaan vähintään vaadittuun D-luokkaan.”

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceEspoo, FinlandHQ checked Sep 21, 20261-108 contacts →

Partial evidence

“Novox is an engineering consulting company specialiced in clean energy and in energy economics.”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceTampere, FinlandHQ checked Sep 21, 202611-508 contacts →

Partial evidence

“Etsitkö rakennushankkeellesi suunnittelukumppania energiatodistuksen laatimisen tai elinkaaren hiilijalanjälkilaskennan pariin?”

Source: RevenueBase Database · checked Sep 21, 2026
19Partial evidenceJyväskylä, FinlandHQ checked Sep 21, 20261-108 contacts →

Partial evidence

“eWatt Smart Power Systems helps organizations gain real-time visibility into their electricity use through high-resolution energy monitoring and analytics, enabling them to reduce…”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceEspoo, FinlandHQ checked Sep 21, 202611-508 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceHelsinki, FinlandHQ checked Sep 21, 202611-507 contacts →

Indirect evidence

“Insinööritoimisto Stacon Oy (0912501-0) on kasvava sähkötekninen suunnittelu- ja konsultointiyhtiö.”

Source: RevenueBase Database · checked Sep 21, 2026
22Partial evidenceTampere, FinlandHQ checked Sep 21, 20261-107 contacts →

Partial evidence

“Kiinteistöjen energiatehokkuuden asiantuntijayritys.”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceEspoo, FinlandHQ checked Sep 21, 20261-106 contacts →

Indirect evidence

“Elkraftin avulla varmistat, että sinulla on vuoden ympäri pienimmät mahdolliset sähkön kokonaiskustannukset yhdistettynä yksinkertaiseen hallintoon.”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceOulu, FinlandHQ checked Sep 21, 20261-105 contacts →

Partial evidence

“Termode on luotettava ja palveleva kumppani, joka auttaa asiakkaitaan energiasektorin haasteissa tarjoamalla erilaisia asiantuntija- ja modernisointipalveluita puhtaampaan…”

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceHelsinki, FinlandHQ checked Sep 21, 20261-105 contacts →

Indirect evidence

“We at WINDLY are your partner in achieving CO2 targets and improving electricity cost predictability.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 88 energy management consultancies based in Finland

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Energy management consultancies based in Finland at a glance

As of Sep 21, 2026
19.8%Verified-email coverage
17.7Average contacts per company
1-10Median size (employees)
33.0%Largest-city concentration · Helsinki
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
60
11-50
18
51-200
8
501-1,000
1
1,001-5,000
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 88 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 energy management consultancies, 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 “energy management consultancies”. 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 energy management consultancies), 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 energy management consultancies, 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, 308 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 21, 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.

Energy management consultancies by metro

  • Energy management consultancies in Helsinki29

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 energy management consultancies, 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 energy management consultancies are there based in Finland?

RevenueBase identified 88 energy management consultancies 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?

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

Which city has the most energy management consultancies?

Helsinki leads with 29 headquartered companies, followed by Espoo (10) and Tampere (9).

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 308 verified decision-maker contacts tracked across these 88 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 21, 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.