Company lists · Data refreshed September 2026

Top 25 Auditor services based in Finland

RevenueBase identified 40 auditor services headquartered in Finland as of September 2026 and tracks 277 professional contacts across them, including 132 with verified work emails. Helsinki is the largest hub.

This list covers auditor services 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
40Companies
277Contacts tracked
132Verified emails
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The 25 largest auditor services based in Finland

Ranked by team size
Top 25 of 40 auditor services 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 auditor services: 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 evidenceTampere, FinlandHQ checked Sep 21, 202611-5031 contacts →

Indirect evidence

“Tilintarkastus- ja veropalvelut sekä muut asiantuntijapalvelut laadukkaasti ja asiakasta kuunnellen.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceHelsinki, FinlandHQ checked Sep 21, 202611-5021 contacts →

Indirect evidence

“Tiliextra Oy on vuonna 1977 perustettu kauppakamarin hyväksymä tilintarkastusyhteisö (HTM-yhteisö).”

Source: RevenueBase Database · checked Sep 21, 2026
3Strong evidenceEspoo, FinlandHQ checked Sep 21, 202611-5021 contacts →

Strong evidence

“Me olemme Hill Audit – moderni ja ketterä tilintarkastusyhteisö, jonka osaamisen ydintä ovat tilintarkastus ja neuvonanto konsultoivalla otteella.”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceJoensuu, FinlandHQ checked Sep 21, 202611-5018 contacts →

Indirect evidence

“Olemme pohjoiskarjalainen tilintarkastusyhteisö ja olemme alueellisesti suurin itsenäinen toimija.”

Source: RevenueBase Database · checked Sep 21, 2026
5Indirect evidenceHyvinkää, FinlandHQ checked Sep 21, 202611-5011 contacts →

Indirect evidence

“Tilintarkastuspalvelut kaikissa yhtiön elinkaaren vaiheissa.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceOulu, FinlandHQ checked Sep 21, 202611-5011 contacts →

Indirect evidence

“Pohjois-Suomen Tilintarkastus Oy on tilintarkastusyhteisö, johon kuuluu 13 kokenutta, ammattitaitoista HT- ja KHT-tilintarkastajaa.”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceVantaa, FinlandHQ checked Sep 21, 202651-20011 contacts →

Indirect evidence

“HLB Tietotili on viranomaisen rekisteröimä Tilintarkastusyhteisö.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidencePirkanmaa, FinlandHQ checked Sep 21, 202611-507 contacts →

Indirect evidence

“Revisium Oy tarjoaa tilintarkastuspalveluita, sisäisen tarkastuksen palveluita, veroneuvontaa sekä taloushallinnon neuvonta- ja koulutuspalveluita yksityisen ja julkisen sektorin…”

Source: RevenueBase Database · checked Sep 21, 2026
9Strong evidenceHelsinki, FinlandHQ checked Sep 21, 20261-107 contacts →

Strong evidence

“Digital Audit Company on toimialaa uudistava tilintarkastusyhtiö.”

Source: RevenueBase Database · checked Sep 21, 2026
10Indirect evidenceKuopio, FinlandHQ checked Sep 21, 20261-106 contacts →

Indirect evidence

“Juha Tissari Oy on hyväksytty tilintarkastusyhteisö, joka tarjoaa tilintarkastus- ja neuvontapalveluja eri liike-elämän alueilla toimiville yrityksille ja yhteisöille.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceKouvola, FinlandHQ checked Sep 21, 20261-105 contacts →

Indirect evidence

“Valitse mörön­metsästäjämme tilintarkas­tukseen.”

Source: RevenueBase Database · checked Sep 21, 2026
12Indirect evidenceVantaa, FinlandHQ checked Sep 21, 20261-105 contacts →

Indirect evidence

“Osaaminen syventää luottamusta.”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceHelsinki, FinlandHQ checked Sep 21, 20261-105 contacts →

Indirect evidence

“myAuditor on pääkaupunkiseudulla toimiva yrittäjälähtöinen tilintarkastustoimisto, jolla on asiakkaita ympäri Suomen.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceTurku, FinlandHQ checked Sep 21, 20261-104 contacts →

Indirect evidence

“Tilintarkastusta yli sukupolvien.”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceEspoo, FinlandHQ checked Sep 21, 202611-504 contacts →

Indirect evidence

“Tarjoamme tilintarkastuspalvelujen lisäksi riippumatonta ja laadukasta neuvonantoa verotukseen, yritysjärjestelyihin, organisaatioiden kehittämiseen ja riskienhallintaan…”

Source: RevenueBase Database · checked Sep 21, 2026
16Indirect evidenceSavonlinna, FinlandHQ checked Sep 21, 20261-104 contacts →

Indirect evidence

“Tilintarkastuspalvelut ja varmennuspalvelut varmalla otteella.”

Source: RevenueBase Database · checked Sep 21, 2026
17Strong evidenceEspoo, FinlandHQ checked Sep 21, 20261-103 contacts →

Strong evidence

“We are a new innovative company, which develops and delivers internal audit services for stock-listed and other major companies.”

Source: RevenueBase Database · checked Sep 21, 2026
18Indirect evidenceSeinäjoki, FinlandHQ checked Sep 21, 20261-103 contacts →

Indirect evidence

“BRIKKA on riippumattomien HT-tilintarkastajien palveleva tilintarkastustoimisto Etelä-Pohjanmaalla.”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceHämeenlinna, FinlandHQ checked Sep 21, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
20Strong evidenceEspoo, FinlandHQ checked Sep 21, 20261-102 contacts →

Strong evidence

“MAURA offers the services of authorized auditors.”

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

Indirect evidence

“Tilintarkastuspalvelut ammattitaidolla, yli 30 vuoden kokemuksella!”

Source: RevenueBase Database · checked Sep 21, 2026
22Strong evidenceRauma, FinlandHQ checked Sep 21, 20261-102 contacts →

Strong evidence

“TKB Audit Olemme luotettava ja dynaaminen yhteistyökumppani.”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceHelsinki, FinlandHQ checked Sep 21, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
24Indirect evidenceTampere, FinlandHQ checked Sep 21, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceSalo, FinlandHQ checked Sep 21, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 40 auditor services based in Finland

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Auditor services based in Finland at a glance

As of Sep 21, 2026
47.7%Verified-email coverage
6.9Average contacts per company
1-10Median size (employees)
20.0%Largest-city concentration · Helsinki
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
29
11-50
8
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 40 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 auditor services, 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 “auditor services”. 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 auditor services), 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 auditor services, 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, 132 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.

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 auditor services, 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 auditor services are there based in Finland?

RevenueBase identified 40 auditor services 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?

Moore Idman OY, headquartered in Tampere, tops this list with the largest team on record.

Which city has the most auditor services?

Helsinki leads with 8 headquartered companies, followed by Seinajoki (5) and Espoo (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 132 verified decision-maker contacts tracked across these 40 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.