Company lists · Data refreshed September 2026

Top 25 Electronic assembly manufacturers based in Finland

RevenueBase identified 43 electronic assembly manufacturers headquartered in Finland as of September 2026 and tracks 1,832 professional contacts across them, including 830 with verified work emails. Espoo is the largest hub.

This list covers electronic assembly manufacturers 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 16, 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 16, 2026 86% judged on-target in blind review
43Companies
1,832Contacts tracked
830Verified emails
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The 25 largest electronic assembly manufacturers based in Finland

Ranked by team size
Top 25 of 43 electronic assembly manufacturers based in Finland, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to electronic assembly manufacturers: 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 evidenceSievi, FinlandHQ checked Sep 16, 20261,001-5,000701 contacts →

Indirect evidence

“Scanfil is a trusted end-to-end manufacturing partner with a Nordic heritage.”

Source: RevenueBase Database · checked Sep 16, 2026
2Partial evidenceHelsinki, FinlandHQ checked Sep 16, 20261,001-5,000392 contacts →

Partial evidence

“Incap Corporation - flexible, agile and efficient electronics manufacturing services.”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceOulu, FinlandHQ checked Sep 16, 2026201-500153 contacts →

Partial evidence

“As a world-leading custom test and assembly automation solutions provider, we create efficient, powerful and reliable solutions for the manufacturing of automotive, electric…”

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceTurku, FinlandHQ checked Sep 16, 2026501-1,000101 contacts →

Partial evidence

“The business of STERA is focused on mechanical and electromechanical assemblies.”

Source: RevenueBase Database · checked Sep 16, 2026
5Strong evidenceEspoo, FinlandHQ checked Sep 16, 202651-20093 contacts →

Strong evidence

“Aspocomp – a PCB technology company A printed circuit board (PCB) is used for electrical interconnection and as a component assembly platform in electronic devices.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceFinlandHQ checked Sep 16, 2026201-50073 contacts →

Partial evidence

“Milectria is an expanding manufacturer of electrical systems with a product range comprising wire and cable harnesses and electrical panels.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceJoensuu, FinlandHQ checked Sep 16, 2026501-1,00060 contacts →

Partial evidence

“Ouneva Group is a strong international contract manufacturer with an exceptionally broad technology portfolio.”

Source: RevenueBase Database · checked Sep 16, 2026
8Strong evidenceKyröskoski, FinlandHQ checked Sep 16, 2026201-50047 contacts →

Strong evidence

“Kyrel offers modern, professional and competitive Finnish electronics, mechanics and electromechanic assembly services with over 45 years of experience.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceVaasa, FinlandHQ checked Sep 16, 2026201-50041 contacts →

Partial evidence

“We design and manufacture wire harnesses, and offer our expertise in the handling and processing of all types of cables and wires.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceHelsinki, FinlandHQ checked Sep 16, 202651-20020 contacts →

Indirect evidence

“YOUR PRIVATE PRODUCTION.”

Source: RevenueBase Database · checked Sep 16, 2026
11Strong evidenceOulunsalo, FinlandHQ checked Sep 16, 202651-20017 contacts →

Strong evidence

“Mechanical Engineering from Design to Assembly KL Mechanics is well-known as a contract manufacturer of high-quality subcontracted machining.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceVantaa, FinlandHQ checked Sep 16, 202611-5014 contacts →

Indirect evidence

“DooSolutions Oy is engineering service provider specialiced on solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceTurku, FinlandHQ checked Sep 16, 202611-5014 contacts →

Partial evidence

“Who We Are Mariachi is a Finnish, privately owned technology company specializing in the design and contract manufacturing of advanced electronic devices for professional use.”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceMustasaari, FinlandHQ checked Sep 16, 202651-20011 contacts →

Partial evidence

“EFC has over 50 years of experience in the manufacturing of wire harnesses for various electromechanical assemblies and products.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceKarkkila, FinlandHQ checked Sep 16, 202651-20010 contacts →

Indirect evidence

“Mansner Oy Hienomekaniikka on sopimusvalmistaja sähkö- ja elektroniikkateollisuudelle, prosessiautomaatioteollisuuden venttiilien ja säätölaitteiden valmistajille…”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceNummela, FinlandHQ checked Sep 16, 202651-20010 contacts →

Indirect evidence

“Dicro is a full service EMS company with strong emphasis on customer specific cables and wire harnesses.”

Source: RevenueBase Database · checked Sep 16, 2026
17Strong evidencePietarsaari, FinlandHQ checked Sep 16, 202611-508 contacts →

Strong evidence

“Sirico Electronics Oy is an electronics contract manufacturer (EMS).”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceVihti, FinlandHQ checked Sep 16, 202611-506 contacts →

Indirect evidence

“Established in 1967, T&G Nordic Oy has evolved into a dynamic force in the Finnish technology landscape.”

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidenceLahti, FinlandHQ checked Sep 16, 202611-505 contacts →

Partial evidence

“JOPACO Electronics Ltd was established in 1990.”

Source: RevenueBase Database · checked Sep 16, 2026
20Strong evidenceKuopio, FinlandHQ checked Sep 16, 202611-505 contacts →

Strong evidence

“Contract manufacturer of PCBA and electro-mechanical assemblies and wire harnesses in small and midsize batches.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceKempele, FinlandHQ checked Sep 16, 202611-503 contacts →

Partial evidence

“Ele-One is your Finnish, customer-driven Electronics Manufacturing Services (EMS)- partner with more than 20 years of experience from the industry.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceKotka, FinlandHQ checked Sep 16, 202611-503 contacts →

Indirect evidence

“SofelTech Oy on kotkalainen perheyritys, joka tarjoaa elektroniikan suunnittelua ja sopimusvalmistusta yli 35 vuoden kokemuksella.”

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidenceOulunsalo, FinlandHQ checked Sep 16, 202611-503 contacts →

Partial evidence

“Defia is a Finnish engineering company specializing in contract manufacturing and maintenance of high-technology military and industrial automation electronics, equipment and…”

Source: RevenueBase Database · checked Sep 16, 2026
24Strong evidenceLehmo Kontiolahti, FinlandHQ checked Sep 16, 202651-2003 contacts →

Strong evidence

“Jotwire manufactures cable harness, wire harness, electro-mechanics assemblies and system assemblies for many companies in the special vehicle, electronics, engineering and…”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceLohja, FinlandHQ checked Sep 16, 202611-503 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 43 electronic assembly manufacturers based in Finland

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Electronic assembly manufacturers based in Finland at a glance

As of Sep 16, 2026
45.3%Verified-email coverage
42.6Average contacts per company
11-50Median size (employees)
7.0%Largest-city concentration · Espoo
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
15
51-200
7
201-500
5
501-1,000
2
1,001-5,000
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 43 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 electronic assembly manufacturers, 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 “electronic assembly manufacturers”. 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 electronic assembly manufacturers), 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 electronic assembly manufacturers, 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, 830 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 16, 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 electronic assembly manufacturers, 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 electronic assembly manufacturers are there based in Finland?

RevenueBase identified 43 electronic assembly manufacturers 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?

Scanfil Group, headquartered in Sievi, tops this list with the largest team on record.

Which city has the most electronic assembly manufacturers?

Espoo leads with 3 headquartered companies, followed by Helsinki (2) and Oulu (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 830 verified decision-maker contacts tracked across these 43 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 16, 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.