Company lists · Data refreshed September 2026

Top 25 Sustainability reporting companies based in Finland

RevenueBase identified 44 sustainability reporting companies headquartered in Finland as of September 2026 and tracks 290 professional contacts across them, including 139 with verified work emails. Helsinki is the largest hub.

This list covers sustainability reporting 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 22, 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 22, 2026 86% judged on-target in blind review
44Companies
290Contacts tracked
139Verified emails
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The 25 largest sustainability reporting companies based in Finland

Ranked by team size
Top 25 of 44 sustainability reporting companies based in Finland, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to sustainability reporting 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 22, 202651-20056 contacts →

Indirect evidence

“Ecobio helps companies succeed in the green transition by combining expert consulting and smart digital solutions.”

Source: RevenueBase Database · checked Sep 22, 2026
2Indirect evidenceHelsinki, FinlandHQ checked Sep 22, 202651-20038 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 22, 2026
3Partial evidenceHelsinki, FinlandHQ checked Sep 22, 202611-5026 contacts →

Partial evidence

“Kaskas is a growing consultancy specialized in sustainability.”

Source: RevenueBase Database · checked Sep 22, 2026
4Partial evidenceHelsinki, FinlandHQ checked Sep 22, 202611-5018 contacts →

Partial evidence

“Sustashift (sustashift.com) provides CSRD SaaS reporting software solutions and advisory services for listed and non-listed companies.”

Source: RevenueBase Database · checked Sep 22, 2026
5Indirect evidenceTampere, FinlandHQ checked Sep 22, 20261-1011 contacts →

Indirect evidence

“Reforest tarjoaa selkeät ratkaisut yrityksesi vastuullisuuteen.”

Source: RevenueBase Database · checked Sep 22, 2026
6Indirect evidenceEspoo, FinlandHQ checked Sep 22, 20261-1010 contacts →

Indirect evidence

“OpenCO2net on hiilijalanjäljen mittaamiseen sekä ilmastoystävällisen liiketoiminnan kehittämiseen keskittynyt palveluyritys.”

Source: RevenueBase Database · checked Sep 22, 2026
7Indirect evidenceHelsinki, FinlandHQ checked Sep 22, 20261-1010 contacts →

Indirect evidence

“How to get the most out of corporate responsibility?”

Source: RevenueBase Database · checked Sep 22, 2026
8Indirect evidenceJyväskylä, FinlandHQ checked Sep 22, 20261-1010 contacts →

Indirect evidence

“DataFarm on nyt osa Vastuu Groupia.”

Source: RevenueBase Database · checked Sep 22, 2026
9Partial evidenceHelsinki, FinlandHQ checked Sep 22, 20261-109 contacts →

Partial evidence

“D-mat is a sustainability-focused expert company founded in 2004, dedicated to promoting a low-carbon and resource-smart way of living and doing business – all within the limits…”

Source: RevenueBase Database · checked Sep 22, 2026
10Indirect evidenceKajaani, FinlandHQ checked Sep 22, 20261-108 contacts →

Indirect evidence

“Ceriffi Oy on ohjelmisto- ja asiantuntijayritys.”

Source: RevenueBase Database · checked Sep 22, 2026
11Indirect evidenceHelsinki, FinlandHQ checked Sep 22, 20261-108 contacts →

Indirect evidence

“Luontoa on johtava liiketoiminnan luontovaikutusten asiantuntija.”

Source: RevenueBase Database · checked Sep 22, 2026
12Partial evidenceHelsinki, FinlandHQ checked Sep 22, 20261-107 contacts →

Partial evidence

“Tyrsky is a Finnish consultancy specialised in climate and sustainability issues.”

Source: RevenueBase Database · checked Sep 22, 2026
13Indirect evidenceHelsinki, FinlandHQ checked Sep 22, 20261-107 contacts →

Indirect evidence

“Planet Earth is our first client.”

Source: RevenueBase Database · checked Sep 22, 2026
14Strong evidenceHelsinki, FinlandHQ checked Sep 22, 20261-106 contacts →

Strong evidence

“Aila is a Finnish sustainability tech company making ESG reporting accessible, practical, and actionable for small and medium-sized enterprises (SMEs).”

Source: RevenueBase Database · checked Sep 22, 2026
15Indirect evidenceHelsinki, FinlandHQ checked Sep 22, 20261-106 contacts →

Indirect evidence

“Nordic Impact is a leading expert company in climate responsibility founded in 2008.”

Source: RevenueBase Database · checked Sep 22, 2026
16Partial evidenceHelsinki, FinlandHQ checked Sep 22, 20261-106 contacts →

Partial evidence

“FitComm Oy is a consultancy specialized in sustainability, corporate responsibility and communications.”

Source: RevenueBase Database · checked Sep 22, 2026
17Partial evidenceHelsinki, FinlandHQ checked Sep 22, 20261-103 contacts →

Partial evidence

“DGE Finland is a consultancy for environmental sustainability.”

Source: RevenueBase Database · checked Sep 22, 2026
18Indirect evidenceHelsinki, FinlandHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

“CRnet palveluyrityksenä keskittyy puhtaasti vastuullisen liiketoiminnan kehittämiseen.”

Source: RevenueBase Database · checked Sep 22, 2026
19Indirect evidenceHelsinki, FinlandHQ checked Sep 22, 20261-102 contacts →

Indirect evidence

“We are a boutique consultancy and advisory company from Helsinki, Finland.”

Source: RevenueBase Database · checked Sep 22, 2026
20Indirect evidenceEspoo, FinlandHQ checked Sep 22, 20261-102 contacts →

Indirect evidence

“Rodinia - Communications On Sustainable Grounds.”

Source: RevenueBase Database · checked Sep 22, 2026
21Indirect evidenceHelsinki, FinlandHQ checked Sep 22, 20261-101 contacts →

Indirect evidence

“Perempiin tuloksiin HR-käytännöillä ja vastuullisuusjohtamisella- Halutatko varmistaa HR-käytäntöjen vastuullisuusvaatimukset- Tarvitseeko yrityksesi vastuullisuus- tai…”

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

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
23Partial evidenceHelsinki, FinlandHQ checked Sep 22, 20261-101 contacts →

Partial evidence

“Enne Consulting Oy is a consulting agency specialized in corporate sustainability and communications.”

Source: RevenueBase Database · checked Sep 22, 2026
24Partial evidenceHelsinki, FinlandHQ checked Sep 22, 20261-101 contacts →

Partial evidence

“ImpactOffice.earth is your partner in addressing humanity's most pressing challenges while driving your company beyond conventional sustainability towards regenerative business…”

Source: RevenueBase Database · checked Sep 22, 2026
25Indirect evidenceHelsinki, FinlandHQ checked Sep 22, 20261-101 contacts →

Indirect evidence

“English below) Kestävyystyö oikein tehtynä tuottaa monia hyötyjä, esimerkiksi riskienhallintaa, parhaiden osaajien veto- ja pitovoimaa, liiketoimintamahdollisuuksia ja…”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 25 of 44 sustainability reporting companies based in Finland

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Sustainability reporting companies based in Finland at a glance

As of Sep 22, 2026
47.9%Verified-email coverage
6.6Average contacts per company
1-10Median size (employees)
65.9%Largest-city concentration · Helsinki
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
39
11-50
3
51-200
2

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 44 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 sustainability reporting 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 “sustainability reporting 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 sustainability reporting 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 sustainability reporting 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, 139 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 22, 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.

Sustainability reporting companies by metro

  • Sustainability reporting companies 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 sustainability reporting 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 sustainability reporting companies are there based in Finland?

RevenueBase identified 44 sustainability reporting 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?

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

Which city has the most sustainability reporting companies?

Helsinki leads with 29 headquartered companies, followed by Espoo (6) and Hameenlinna (1).

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 139 verified decision-maker contacts tracked across these 44 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 22, 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.