Company lists · Data verified August 2026

Top 25 Custom business software developers based in Finland

Name: Custom business software developers based in Finland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 70 companies tracked

There are 70 custom business software developers headquartered in Finland (RevenueBase, August 2026). RevenueBase tracks 795 professional contacts across them, including 569 with verified work emails and 25 with mobile numbers. Helsinki is the largest hub.

This list covers custom business software developers headquartered in Finland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

70Companies

795Contacts tracked

569Verified emails

25Mobile numbers

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The 25 largest custom business software developers based in Finland

Ranked by team size

Top 25 of 70 custom business software developers based in Finland, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Efima OYJ	Helsinki	51-200	197	162
2	Confirma Finland	Helsinki	51-200	104	79
3	Lemonsoft OYJ	Tampere	51-200	96	74
4	Wisenetwork OY	Pori	51-200	46	38
5	ATR Soft	Turku	51-200	43	41
6	Saarni Likeit OY	Espoo	11-50	24	22
7	Wisetime OY	Oulu	11-50	21	17
8	Riihisoft OY	Riihimaki	11-50	20	16
9	Finago Ecom	Turku	11-50	18	16
10	Evelia	Turku	11-50	12	12
11	Trineria OY	n/a	11-50	12	8
12	Proseduuri OY	Helsinki	11-50	10	9
13	Tecinspire	Oulu Oulu	11-50	10	6
14	Ekansio Ohjelmistot OY	Tampere	1-10	9	7
15	Indevit	n/a	1-10	8	8
16	Mavisystems OY	Helsinki	11-50	8	2
17	Netbaron Solutions OY	Helsinki	11-50	7	3
18	OY Steve The Clerk LTD	Tampere	1-10	6	4
19	Smart Time OY	Mikkeli	11-50	5	5
20	ISE DEV OY	Jyvaskyla	11-50	5	5
21	Finastor Consulting OY	Helsinki	1-10	5	2
22	Codetag OY	Kaustinen	1-10	4	4
23	Applirent OY	Joensuu	1-10	4	4
24	Panasoft OY	Helsinki	1-10	4	3
25	OSS Business Solutions OY	Lahti	1-10	4	2

Showing 25 of 70 custom business software developers based in Finland

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Custom business software developers based in Finland at a glance

As of Aug 28, 2026

1-10Median size (employees)

HelsinkiLargest hub · 17 HQs

25Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Custom business software developers by metro

Metro	Companies
Custom business software developers in Helsinki	17
Custom business software developers in Tampere	9
Custom business software developers in Oulu	6
Custom business software developers in Espoo	5
Custom business software developers in Turku	3
Custom business software developers in Vantaa	3
Custom business software developers in Jakobstad	2

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “custom business software developers”, with match quality audited by blind human judging, and headquartered in Finland.
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: Contact records re-verify on a rolling cadence; 1 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many custom business software developers are there based in Finland?

There are 70 custom business software developers headquartered in Finland as of August 2026 (RevenueBase).

What is the largest company on this list?

Efima OYJ, headquartered in Helsinki, tops this list with the largest team on record.

Which city has the most custom business software developers?

Helsinki leads with 17 headquartered companies, followed by Tampere (9) and Oulu (6).

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 569 verified decision-maker contacts tracked across these 70 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.