Company lists · Data refreshed September 2026
Top 25 Internal audit consulting companies based in Finland
RevenueBase identified 37 internal audit consulting companies headquartered in Finland as of September 2026 and tracks 314 professional contacts across them, including 164 with verified work emails and 23 with mobile numbers. Helsinki is the largest hub.
This list covers internal audit consulting 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, how directly it supports the match, and when it was last checked. Data refreshed September 4, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.
The 25 largest internal audit consulting companies based in Finland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 41 | ||||
“SYS Audit Oy tarjoaa kokeneen tilintarkastus- ja asiantuntijaorganisaation Keski-Suomessa, Savossa, Etelä-Pohjanmaalla ja Pääkaupunkiseudulla.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | 31 | ||||
“Tilintarkastus- ja veropalvelut sekä muut asiantuntijapalvelut laadukkaasti ja asiakasta kuunnellen.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | 22 | ||||
“Me olemme Hill Audit – moderni ja ketterä tilintarkastusyhteisö, jonka osaamisen ydintä ovat tilintarkastus ja neuvonanto konsultoivalla otteella.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | 21 | ||||
“Tiliextra Oy on vuonna 1977 perustettu kauppakamarin hyväksymä tilintarkastusyhteisö (HTM-yhteisö).” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 18 | ||||
“Olemme pohjoiskarjalainen tilintarkastusyhteisö ja olemme alueellisesti suurin itsenäinen toimija.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | 11 | ||||
“Tilintarkastuspalvelut kaikissa yhtiön elinkaaren vaiheissa.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | 11 | ||||
“Mitä tapahtuu, kun pitkään toisensa tunteneet kollegat päättivät yhdistää taitonsa luodakseen asiakkaille paremman kokemuksen?” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 11 | ||||
“HLB Tietotili on viranomaisen rekisteröimä Tilintarkastusyhteisö.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | 7 | ||||
“Revisium Oy tarjoaa tilintarkastuspalveluita, sisäisen tarkastuksen palveluita, veroneuvontaa sekä taloushallinnon neuvonta- ja koulutuspalveluita yksityisen ja julkisen sektorin…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 10 | 7 | ||||
“Digital Audit Company on toimialaa uudistava tilintarkastusyhtiö.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 11 | 6 | ||||
“Juha Tissari Oy on hyväksytty tilintarkastusyhteisö, joka tarjoaa tilintarkastus- ja neuvontapalveluja eri liike-elämän alueilla toimiville yrityksille ja yhteisöille.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 12 | 5 | ||||
“Osaaminen syventää luottamusta.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 13 | 5 | ||||
“myAuditor on pääkaupunkiseudulla toimiva yrittäjälähtöinen tilintarkastustoimisto, jolla on asiakkaita ympäri Suomen.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 14 | 5 | ||||
“Valitse mörönmetsästäjämme tilintarkastukseen.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 15 | 4 | ||||
“We are a new innovative company, which develops and delivers internal audit services for stock-listed and other major companies.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 16 | 4 | ||||
“Tilintarkastusta yli sukupolvien.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 17 | 4 | ||||
“Tarjoamme tilintarkastuspalvelujen lisäksi riippumatonta ja laadukasta neuvonantoa verotukseen, yritysjärjestelyihin, organisaatioiden kehittämiseen ja riskienhallintaan…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 18 | 4 | ||||
“Tilintarkastuspalvelut ja varmennuspalvelut varmalla otteella.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 19 | Auditus Tilintarkastus OYIndirect evidence | 3 | |||
Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 | ||||
“BRIKKA on riippumattomien HT-tilintarkastajien palveleva tilintarkastustoimisto Etelä-Pohjanmaalla.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 | ||||
“MAURA offers the services of authorized auditors.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 | ||||
“Tilintarkastuspalvelut ammattitaidolla, yli 30 vuoden kokemuksella!” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 | ||||
“TKB Audit Olemme luotettava ja dynaaminen yhteistyökumppani.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 24 | Unlimited Consulting OYIndirect evidence | 2 | |||
“We help organizations unleash their potential by building a functional, secure, and compliant business.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 | ||||
Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 37 internal audit consulting companies based in Finland
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Internal audit consulting companies based in Finland at a glance
As of Sep 4, 2026Companies by employee count
Verified emails by last verification
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 internal audit consulting companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Finland whose own description of what they do matches “internal audit consulting companies”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among internal audit consulting 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 an evidence 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, 164 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 4, 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
How many internal audit consulting companies are there based in Finland?
RevenueBase identified 37 internal audit consulting 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?
SYS Audit OY, headquartered in Seinajoki, tops this list with the largest team on record.
Which city has the most internal audit consulting companies?
Helsinki leads with 6 headquartered companies, followed by Seinajoki (6) and Turku (5).
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 164 verified decision-maker contacts tracked across these 37 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 4, 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 SmartSearch, 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.
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