Company lists · Data refreshed September 2026

Top 25 Infrastructure services companies based in Finland

RevenueBase identified 44 infrastructure services companies headquartered in Finland as of September 2026 and tracks 535 professional contacts across them, including 320 with verified work emails. Helsinki is the largest hub.

This list covers infrastructure services 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 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 20, 2026 86% judged on-target in blind review
44Companies
535Contacts tracked
320Verified emails
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The 25 largest infrastructure services companies based in Finland

Ranked by team size
Top 25 of 44 infrastructure services companies based in Finland, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to infrastructure services companies: 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 evidenceMikkeli, FinlandHQ checked Sep 20, 2026501-1,000158 contacts →

Indirect evidence

“Elvera Oy on Suomen suurimpia verkosto- ja infrapalvelualan toimijoita.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceVarkaus, FinlandHQ checked Sep 20, 202651-20069 contacts →

Indirect evidence

“Autamme yrityksiä toimimaan tehokkaammin DataEnter tarjoaa IT-palveluita sekä kapasiteetti- ja jatkuvuuspalveluita, jotka varmistavat, että yrityksesi IT-infra kestää kasvun ja…”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidencePorvoo, FinlandHQ checked Sep 20, 202651-20049 contacts →

Indirect evidence

“Insplan on kumppanisi vihreän siirtymän toteuttamisessa.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceFinlandHQ checked Sep 20, 2026501-1,00048 contacts →

Indirect evidence

“Telia Inmics-Nebula on yhdistynyt Telia Finlandiin ja Telia Cygateen 31.10.2023”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidencePennala, FinlandHQ checked Sep 20, 202651-20016 contacts →

Indirect evidence

“Rehellisyys maan perii.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceTampere, FinlandHQ checked Sep 20, 202611-5015 contacts →

Indirect evidence

“Seclan Oy on vuonna 2002 perustettu tamperelainen ICT-alan asiantuntija- ja palveluyritys, joka tarjoaa asiakkailleen kustannustehokkaan ja helppohoitoisen IT-ympäristön.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceHelsinki, FinlandHQ checked Sep 20, 202651-20012 contacts →

Indirect evidence

“Nebula Oy on voimakkaasti kasvava pilvipalveluyritys, joka ainoana palveluntarjoajana Suomessa hallitsee koko ICT-palveluketjun: laadukkaat kapasiteetti- ja toimistopalvelut…”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceMalax, FinlandHQ checked Sep 20, 202611-5010 contacts →

Indirect evidence

“Infrarakentaja monen vuoden kokemuksella.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceTuusula, FinlandHQ checked Sep 20, 202651-20010 contacts →

Indirect evidence

“STM Infra Oy on valtakunnallisesti toimiva infra- ja pohjarakentaja, joka toteuttaa laajoja hankkeita niin julkiselle kuin yksityiselle sektorille.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceOulu, FinlandHQ checked Sep 20, 202611-509 contacts →

Indirect evidence

“Tarjoamme infran eri sektoreilla rakennuttamis- ja asiantuntijapalveluita hankkeen valmistelusta takuuajan tehtäviin saakka.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceTurku, FinlandHQ checked Sep 20, 202611-509 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceIkaalinen, FinlandHQ checked Sep 20, 202611-508 contacts →

Indirect evidence

“Oli yrityksesi toimiala mikä tahansa, tuovat varmat yhteydet ja helpot digipalvelut työtehoa, näkyvyyttä, kilpailukykyä ja kasvun paikkoja.”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceJyväskylä, FinlandHQ checked Sep 20, 202611-507 contacts →

Indirect evidence

“Elektron E oy toimii teollisuudessa, sähköverkoissa ja sähköinfran projekteissa maanlaajuisesti urakoitsijana.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceOulu, FinlandHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“Whitezone inc (founded 2007) is privately held IT company offering Managed IT Services (MSP), IaaS, SaaS and IT consulting.”

Source: RevenueBase Database · checked Sep 20, 2026
15Strong evidenceHelsinki, FinlandHQ checked Sep 20, 2026201-5006 contacts →

Strong evidence

“Professional Solutions for Construction and Infrastructure We are specialists in construction and infrastructure, providing expert personnel and subcontracting services for…”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceJoensuu, FinlandHQ checked Sep 20, 20261-105 contacts →

Indirect evidence

“Professional IT-services, cloud services, including own data center.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceRaseborg, FinlandHQ checked Sep 20, 202651-2005 contacts →

Indirect evidence

“Mittavat infraurakat, haastava väylärakentaminen ja taitava insinööriosaaminen kuvaavat meitä parhaiten.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceIkaalinen, FinlandHQ checked Sep 20, 20261-104 contacts →

Indirect evidence

“Tarjoamme yrityksille monipuolisia pilvipalveluita sekä asiantuntijapalveluita erilaisissa asennus, tuki- ja ylläpitotehtävissä.”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceHelsinki, FinlandHQ checked Sep 20, 202611-503 contacts →

Indirect evidence

“Etevä tarjoaa yrityksille ja organisaatioille kaikki tarpeelliset IT-palvelut IT-tuesta konesaliratkaisuihin.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceOrimattila, FinlandHQ checked Sep 20, 202611-502 contacts →

Indirect evidence

“Maanrakennus / Jakeluasemapalvelut / Ympäristöpalvelut / Säiliöiden huoltotyöt / Rakentamispalvelut / Sähkölatausasemat / Autopesuhallit”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceKangasala, FinlandHQ checked Sep 20, 202611-502 contacts →

Indirect evidence

“ENERGIA - POHJA - ALUE Proinfra on innovatiivinen infra-alan toimija, joka on erikoistunut energia, pohja- ja aluerakentamisen hankkeisiin.”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceVaasa, FinlandHQ checked Sep 20, 202611-502 contacts →

Indirect evidence

“WasaTrade Service on tuotantopalveluiden laaja-alainen osaaja, joka toimii niin rakennustyömailla kuin teollisuushalleissakin.”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceHelsinki, FinlandHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

“Prisma-IT Nordic operates in field of support and service for companies.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceTurku, FinlandHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

“Wepardi tarjoaa verkkosivujen hosting, ylläpito ja suunnittelupalveluita kaikenlaisille yrityksille kaikilla liiketoiminnan aloilla.”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceHelsinki, FinlandHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Welcom Net on vuonna 1998 perustettu, ICT-palveluita tarjoava tietoliikenneoperaattori.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 44 infrastructure services companies based in Finland

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Infrastructure services companies based in Finland at a glance

As of Sep 20, 2026
59.8%Verified-email coverage
12.2Average contacts per company
11-50Median size (employees)
18.2%Largest-city concentration · Helsinki
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
17
51-200
6
201-500
1
501-1,000
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 44 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 infrastructure services companies, 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 “infrastructure services companies”. 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 infrastructure services companies), 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 infrastructure services 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 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, 320 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 20, 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 infrastructure services companies, 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 infrastructure services companies are there based in Finland?

RevenueBase identified 44 infrastructure services 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?

Elvera OY, headquartered in Mikkeli, tops this list with the largest team on record.

Which city has the most infrastructure services companies?

Helsinki leads with 8 headquartered companies, followed by Oulu (3) and Mikkeli (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 320 verified decision-maker contacts tracked across these 44 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 20, 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.