Company lists · Data refreshed September 2026

Top 25 Bookkeeping companies for law firms based in Finland

RevenueBase identified 90 bookkeeping companies for law firms headquartered in Finland as of September 2026 and tracks 285 professional contacts across them, including 131 with verified work emails. Helsinki is the largest hub.

This list covers bookkeeping companies for law 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 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 27, 2026 86% judged on-target in blind review
90Companies
285Contacts tracked
131Verified emails
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The 25 largest bookkeeping companies for law firms based in Finland

Ranked by team size
Top 25 of 90 bookkeeping companies for law firms based in Finland, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to bookkeeping companies for law firms: 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 evidenceOulu, FinlandHQ checked Sep 27, 202611-5025 contacts →

Indirect evidence

“Accounting company Mandaatti offers wide range of financial services mainly for small and medium sized companies.”

Source: RevenueBase Database · checked Sep 27, 2026
2Partial evidenceKerava, FinlandHQ checked Sep 27, 202611-5014 contacts →

Partial evidence

“MST-Yhtiöt Oy provides professional bookkeeping services to small and medium-sized companies and not-for-profit organizations.”

Source: RevenueBase Database · checked Sep 27, 2026
3Indirect evidenceTurku, FinlandHQ checked Sep 27, 202611-5014 contacts →

Indirect evidence

“Turkulainen Tilitoimisto Torn Oy on kumppanisi yrittäjyyden kaikissa vaiheissa.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceTampere, FinlandHQ checked Sep 27, 202611-5012 contacts →

Indirect evidence

“Accotilit Oy on tamperelainen täyden palvelun tilitoimisto, jossa kirjanpidon ja palkanlaskennan ohella on vahva osaaminen ohjelmistoista, PK-yritysten ja yrittäjien tulos- ja…”

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceVaasa, FinlandHQ checked Sep 27, 202611-5010 contacts →

Indirect evidence

“Behöver ditt företag en partner för bokföringen och ekonomiförvaltningen som har förmågan att se företagets affärsverksamhet som en helhet?”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceTurku, FinlandHQ checked Sep 27, 20261-108 contacts →

Indirect evidence

“Luotettava taloushallinnon kumppani, tilitoimistopalvelut assaripalveluista CFO-palveluihin.”

Source: RevenueBase Database · checked Sep 27, 2026
7Indirect evidenceNokia, FinlandHQ checked Sep 27, 202611-507 contacts →

Indirect evidence

“Olemme valtakunnallisesti toimiva asiantuntijayritys, joka yhdistää sähköiset taloushallinnon palvelut ja kattavat laki- sekä veropalvelut ainutlaatuisella tavalla.”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceTampere, FinlandHQ checked Sep 27, 20261-107 contacts →

Indirect evidence

“Alttum on nykyaikainen tilitoimisto, joka yhdistää tehokkaat, sähköiset työkalut ja välittömän, helposti lähestyttävän asiakaskokemuksen.”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceTurku, FinlandHQ checked Sep 27, 202611-505 contacts →

Indirect evidence

“Yrityksesi neuvonantaja taloushallinnon ja verotuksen kysymyksissä.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceKangasniemi, FinlandHQ checked Sep 27, 202611-505 contacts →

Indirect evidence

“Tietomylly Oy is an accounting company based out of Finland.”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidencePori, FinlandHQ checked Sep 27, 20261-105 contacts →

Indirect evidence

“Pori accounting firm.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceHelsinki, FinlandHQ checked Sep 27, 202611-504 contacts →

Indirect evidence

“Hyvä tilitoimisto on yrittäjälle monipuolinen ja luotettava kumppani.”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceLohja, FinlandHQ checked Sep 27, 20261-104 contacts →

Indirect evidence

“Ammattitaitoista ja luotettavaa palvelua monivuotisella kokemuksella.”

Source: RevenueBase Database · checked Sep 27, 2026
14Indirect evidenceTampere, FinlandHQ checked Sep 27, 20261-104 contacts →

Indirect evidence

“Me Bulletin yrittäjät olemme syntyneet sähköiseen maailmaan.”

Source: RevenueBase Database · checked Sep 27, 2026
15Indirect evidenceImatra, FinlandHQ checked Sep 27, 202611-504 contacts →

Indirect evidence

“Tee mitä teet.”

Source: RevenueBase Database · checked Sep 27, 2026
16Indirect evidenceKokemäki, FinlandHQ checked Sep 27, 20261-104 contacts →

Indirect evidence

“Palveleva tilitoimisto, jossa autamme yrittäjiä loistamaa.”

Source: RevenueBase Database · checked Sep 27, 2026
17Indirect evidenceLieto, FinlandHQ checked Sep 27, 20261-104 contacts →

Indirect evidence

“Suomen TIliyhtiöt Oy Liedon Tilitoimisto on yli 20 vuotta toiminut tilitoimisto, joka tarjoaa yrityksille kattavan valikoiman taloushallinnon palveluja.”

Source: RevenueBase Database · checked Sep 27, 2026
18Indirect evidenceVaasa, FinlandHQ checked Sep 27, 202611-504 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceKouvola, FinlandHQ checked Sep 27, 20261-104 contacts →

Indirect evidence

“Olemme Hevi Yrityspalvelut, sähköistä taloushallintoa tarjoava tilitoimisto Kouvolasta.”

Source: RevenueBase Database · checked Sep 27, 2026
20Indirect evidenceVaasa, FinlandHQ checked Sep 27, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
21Indirect evidenceEspoo, FinlandHQ checked Sep 27, 20261-103 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceTurku, FinlandHQ checked Sep 27, 20261-103 contacts →

Indirect evidence

“TILI-SENO OY, auktorisoitu tilitoimisto Turussa ja Kaarinassa.”

Source: RevenueBase Database · checked Sep 27, 2026
23Indirect evidenceOulu, FinlandHQ checked Sep 27, 20261-103 contacts →

Indirect evidence

“Tiliasema Group Oy on joustava, luotettava ja ammattitaitoinen tilitoimisto Oulussa.”

Source: RevenueBase Database · checked Sep 27, 2026
24Indirect evidenceNaantali, FinlandHQ checked Sep 27, 20261-102 contacts →

Indirect evidence

“Apunasi ovat ennakoivat kirjanpidon ammattilaiset, jotka tuottavat sinulle tarvitsemasi raportit.”

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidenceHelsinki, FinlandHQ checked Sep 27, 20261-102 contacts →

Indirect evidence

“Autamme yrityksiä taloushallinnon haasteissa.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 90 bookkeeping companies for law firms based in Finland

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Bookkeeping companies for law firms based in Finland at a glance

As of Sep 27, 2026
46.0%Verified-email coverage
3.2Average contacts per company
1-10Median size (employees)
15.6%Largest-city concentration · Helsinki
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
72
11-50
14
51-200
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 90 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 bookkeeping companies for law firms, 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 “bookkeeping companies for law firms”. 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 bookkeeping companies for law firms), 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 bookkeeping companies for law 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 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, 131 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 27, 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 bookkeeping companies for law firms, 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 bookkeeping companies for law firms are there based in Finland?

RevenueBase identified 90 bookkeeping companies for law 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?

Mandaatti Tilitoimisto, headquartered in Oulu, tops this list with the largest team on record.

Which city has the most bookkeeping companies for law firms?

Helsinki leads with 14 headquartered companies, followed by Tampere (7) and Turku (7).

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 131 verified decision-maker contacts tracked across these 90 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 27, 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.