Company lists · Data refreshed November 2026

Top 25 Union construction contractors based in Finland

RevenueBase identified 62 company matches for union construction contractors associated with Finland as of November 2026 and tracks 393 professional contacts across them, including 219 with verified work emails. Helsinki is the largest hub.

This list covers company matches for union construction contractors associated with Finland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
62Companies
393Contacts tracked
219Verified emails
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The 25 largest union construction contractors based in Finland

Ranked by team size
Top 25 of 62 company matches for union construction contractors based in Finland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchEspoo, FinlandHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Quattroservices tunnetaan vaativien talotekniikkakohteiden monipuolisena, luotettavana ja joustavana toteuttajana.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHelsinki, FinlandHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“Rakennusliitto on noin 70 jäsenen ammattiliitto, yksi keskusjärjestö SAK:n suurimmista.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHelsinki, FinlandHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Rakennus Grahn on Stadin Saneeraaja.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPori, FinlandHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“Historiamme ulottuu yli 35 vuoden taakse Harjavallan Sievariin, jonne rakennusliikkeen ensimmäinen toimipiste avattiin vuonna 1989.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHelsinki, FinlandHQ recorded Nov 6, 202651-20019 contacts →

Exact match

“Mirlux Oy – Luotettava ja tehokas kumppani uudis- ja korjausrakentamiseen!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNaarajärvi, FinlandHQ recorded Nov 6, 202651-20019 contacts →

Exact match

“Rakennusliike U.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchTampere, FinlandHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Pallas Rakennus on asunto- ja toimitilarakentamiseen erikoistunut rakennuskonserni, joka perustettiin vuonna 2015.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchOulu, FinlandHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Vexatec is a nationwide construction company combining project development, design-build contracting and in-house building services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchKuopio, FinlandHQ recorded Nov 6, 202651-20013 contacts →

Exact match

“Rakennuspalvelu Saneko Oy on rakennusliike, jonka kotipaikka on Kuopio.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchOulu, FinlandHQ recorded Nov 6, 202651-20012 contacts →

Exact match

“Ainutlaatuista rakentamista.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchJakobstad, FinlandHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Luotettava ja innovatiivinen kumppani!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchEspoo, FinlandHQ recorded Nov 6, 202651-2009 contacts →

Exact match

“SRG Korjausurakointi Oy on rakennus­saneerauksiin erikoistunut, kokenut ja luotettava urakoitsija.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKaarina, FinlandHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Rakennustoimisto ASPRO Oy on vuonna perustettu rakennusliike, joka palvelee yrityksiä, taloyhtiöitä, julkista sektoria sekä yksityisasiakkaita Turussa ja sen ympäryskunnissa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNokia, FinlandHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Toimitilarakentaminen Liiketilarakentaminen Tuotantotilarakentaminen Myymälärakentaminen Teollisuusrakentaminen Rakennusurakointi - projektinjohtourakointi - saneeraus -…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHelsinki, FinlandHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Brushpainters Oy on pääkaupunkiseudulla toimiva korjausrakentamisen yritys.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNykarleby, FinlandHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Byggservice Kronqvist är ett byggföretag inriktat på entreprenader, renoveringsbyggande och servicetjänster till företag, offentliga sektorn och privata kunder.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHeinola, FinlandHQ recorded Nov 6, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHattula, FinlandHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Rakennuspalvelu Mantila Oy is a company based out of Hattula, Tavastia Proper, Finland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJyväskylä, FinlandHQ recorded Nov 6, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMäntyharju, FinlandHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Rakennusliike V.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOulu, FinlandHQ recorded Nov 6, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchOulu, FinlandHQ recorded Nov 6, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchHelsingfors, FinlandHQ recorded Nov 6, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSomero, FinlandHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Yrittäjähenkisyys, tekemisen halu ja tiivis yhteishenki näkyvät vahvasti jokapäiväisessä tekemisessä.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchVantaa, FinlandHQ recorded Nov 6, 202651-2002 contacts →

Exact match

“Olemme tehokas ja intohimoinen rakennusalan yritys, joka erikoistuu kantavien rakenteiden uudisrakentamiseen ja korjaukseen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 62 union construction contractors based in Finland

See the full list, filter by size, metro and specialty, and access 219 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Union construction contractors based in Finland at a glance

As of Nov 6, 2026
55.7%Verified-email coverage
6.3Average contacts per company
11-50Median size (employees)
17.7%Largest-city concentration · Helsinki
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
17
51-200
15

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 62 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

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
Company records associated with Finland whose business descriptions match “union construction contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 219 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “union construction contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many union construction contractors are there based in Finland?

RevenueBase identified 62 company matches for union construction contractors associated with Finland as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Quattroservices OY tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most union construction contractors?

Helsinki leads with 11 company records, followed by Espoo (4) and Oulu (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 219 professional contacts with verified work emails tracked across these 62 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 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.