Company lists · Data refreshed September 2026

Top 20 Securities accounting firms based in Finland

RevenueBase identified 27 securities accounting firms headquartered in Finland as of September 2026 and tracks 179 professional contacts across them, including 77 with verified work emails and 15 with mobile numbers. Helsinki is the largest hub.

This list covers securities accounting firms 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 6, 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.

How to read this list HQ checked on every row Match evidence on every row Refreshed Sep 6, 2026 86% judged on-target in blind review
27Companies
179Contacts tracked
77Verified emails
15Mobile numbers
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The 20 largest securities accounting firms based in Finland

Ranked by team size
Top 20 of 27 securities accounting firms based in Finland, ranked by team size, largest first. Data refreshed Sep 6, 2026. Evidence rates how directly each company's own description names securities accounting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
Tiliextra OYIndirect evidence
Helsinki, FinlandHQ checked Sep 6, 202611-5021

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

Source: company website · checked Sep 6, 2026
2
JTT Audit OYIndirect evidence
Joensuu, FinlandHQ checked Sep 6, 202611-5018

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

Source: company website · checked Sep 6, 2026
3
HLB TietotiliIndirect evidence
Vantaa, FinlandHQ checked Sep 6, 202651-20011

“HLB Tietotili on viranomaisen rekisteröimä Tilintarkastusyhteisö.”

Source: company website · checked Sep 6, 2026
4
Digital Audit Company OYIndirect evidence
Helsinki, FinlandHQ checked Sep 6, 20261-107

“Digital Audit Company on toimialaa uudistava tilintarkastusyhtiö.”

Source: company website · checked Sep 6, 2026
5
APP Audit OYIndirect evidence
Kuopio, FinlandHQ checked Sep 6, 20261-107

“APP Audit Oy on kuopiolainen tilintarkastustoimisto, joka on erikoistunut erityisesti pienten ja keskisuurten yritysten sekä asunto- ja kiinteistöyhtiöiden tilintarkastus- ja…”

Source: company website · checked Sep 6, 2026
6Kuopio, FinlandHQ checked Sep 6, 20261-106

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

Source: company website · checked Sep 6, 2026
7
Etilintarkastus Suomi OYIndirect evidence
Kouvola, FinlandHQ checked Sep 6, 20261-105

“Valitse mörön­metsästäjämme tilintarkas­tukseen.”

Source: company website · checked Sep 6, 2026
8
Lead Audit OYIndirect evidence
Vantaa, FinlandHQ checked Sep 6, 20261-105

“Osaaminen syventää luottamusta.”

Source: company website · checked Sep 6, 2026
9
Accounting Rocks OYPartial evidence
Espoo, FinlandHQ checked Sep 6, 20261-105

“Modern financial services from an experienced team of certified auditing and accounting professionals.”

Source: company website · checked Sep 6, 2026
10
HT Auditing OYIndirect evidence
Turku, FinlandHQ checked Sep 6, 20261-104

“Tilintarkastusta yli sukupolvien.”

Source: company website · checked Sep 6, 2026
11
HJL Audit OYIndirect evidence
Savonlinna, FinlandHQ checked Sep 6, 20261-104

“Tilintarkastuspalvelut ja varmennuspalvelut varmalla otteella.”

Source: company website · checked Sep 6, 2026
12
Ovidoor OYIndirect evidence
Espoo, FinlandHQ checked Sep 6, 20261-103

“Taloushallintoa, josta vastaa asiantuntija - tekoälyy toimii apuna.”

Source: company website · checked Sep 6, 2026
13
Auditus Tilintarkastus OYIndirect evidence
Hämeenlinna, FinlandHQ checked Sep 6, 20261-103
Source: company website · checked Sep 6, 2026
14
TKB Audit OYIndirect evidence
Rauma, FinlandHQ checked Sep 6, 20261-102

“TKB Audit Olemme luotettava ja dynaaminen yhteistyökumppani.”

Source: company website · checked Sep 6, 2026
15
Taikatilit OYIndirect evidence
Sukeva, FinlandHQ checked Sep 6, 20261-102

“Tilintarkastuspalvelut ammattitaidolla, yli 30 vuoden kokemuksella!”

Source: company website · checked Sep 6, 2026
16
Tilintarkastusrengas OYIndirect evidence
Helsinki, FinlandHQ checked Sep 6, 20261-101
Source: company website · checked Sep 6, 2026
17
Primetalous OYIndirect evidence
Joensuu, FinlandHQ checked Sep 6, 20261-101

“Olemme auktorisoitu tilitoimisto Joensuussa ja palvelemme kaikenkokoisia yrityksiä taloushallinnon eri osa-alueilla.”

Source: company website · checked Sep 6, 2026
18
Audim OYIndirect evidence
Salo, FinlandHQ checked Sep 6, 20261-101
Source: company website · checked Sep 6, 2026
19
Näsitarkastus OYIndirect evidence
Tampere, FinlandHQ checked Sep 6, 20261-101
Source: company website · checked Sep 6, 2026
20
Keravan Tili AccountantsPartial evidence
Helsinki, FinlandHQ checked Sep 6, 20261-101

“Keravan Tili Accountants is well established accounting company.”

Source: company website · checked Sep 6, 2026

Showing 20 of 27 securities accounting firms based in Finland

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Securities accounting firms based in Finland at a glance

As of Sep 6, 2026
1-10Median size (employees)
HelsinkiLargest hub · 6 HQs
15Contacts with mobile numbers
Sep 6, 2026Data refreshed

Companies by employee count

1-10
22
11-50
2
51-200
2

Verified emails by last verification

0–30
73
31–60
4
61–90
0
90–180
0
180+
0

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 securities accounting firms, 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 “securities accounting firms”. 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 securities accounting firms, 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, 77 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 6, 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 securities accounting firms are there based in Finland?

RevenueBase identified 27 securities accounting firms 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?

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

Which city has the most securities accounting firms?

Helsinki leads with 6 headquartered companies, followed by Turku (3) and Espoo (2).

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 77 verified decision-maker contacts tracked across these 27 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 6, 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.