Company lists · Data refreshed November 2026

Top 16 Communication system integrators based in Finland

RevenueBase identified 27 company matches for communication system integrators associated with Finland as of November 2026 and tracks 261 professional contacts across them, including 183 with verified work emails. Helsinki is the largest hub.

This list covers company matches for communication system integrators 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
27Companies
261Contacts tracked
183Verified emails
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The 16 largest communication system integrators based in Finland

Ranked by team size
Top 16 of 27 company matches for communication system integrators 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 matchHelsinki, FinlandHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Most integrations are fine.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHollola, FinlandHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Autamme teollisuusyrityksiä parantamaan tuotantoprosessien ja -laitteiden laatua, tehokkuutta ja läpinäkyvyyttä automaation avulla.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchVantaa, FinlandHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Our mission is to make integration easy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHelsinki, FinlandHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Synchronia Networks Oy is reliable contractor of Stuctured Cabling- and AV-systems with professional skills and decades of experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHelsinki, FinlandHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Oy Secpro Ab is the exclusive importer and distributor in Finland for the international manufacturers Fermax and Bodet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchTurku, FinlandHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Devikone helps companies stay ahead of digitalization and integrate their digital environment into a managed whole.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHelsinki, FinlandHQ recorded Nov 6, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEspoo, FinlandHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Digisähkö Oy is an award winning system integrator and proud member of CEDIA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchEspoo, FinlandHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Hyvä esitystekniikka on luotettava, joustava ja helppo käyttää AVconcept Oy on digitaaliseen esitys- ja AV-tekniikkaan erikoistunut yritys, joka on luotettava kumppani kaikissa…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchVantaa, FinlandHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Copper and fiber optic cabling systems Data center cablings Information and Communications Services - AV-cablings - Voice alarm systems - Security systems such as CCTV, door phone…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchKajaani, FinlandHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Paikallinen, luotettava kumppanisi infonäyttöjen, valvontakamerajärjestelmien, tietoliikennelaitteiden ja tietotekniikan huollossa, myynnissä ja asennuksessa- Huolto, asennus…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchJyväskylä, FinlandHQ recorded Nov 6, 20261-102 contacts →

Exact match

“A modern and professional Audio & Visual systems design, sales and installation company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHelsinki, FinlandHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Antennimestarit Oy on vuonna 1973 perustettu pääkaupunkiseudulla toimiva telealan perheyritys.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHelsinki, FinlandHQ recorded Nov 6, 202611-501 contacts →

Exact match

“Sähköpalvelu Kipinä on sähkö, antenni, ja tietoverkkojen asentamiseen ja huoltoon erikoistunut palveluyritys, jonka toimialueena on pääosin Uudenmaan alue.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchVantaa, FinlandHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Anaconda Visual Oy tarjoaa yrityksille, ydhistyksille ja julkisille sektorille älykkäitä ja kustannustehokkaita digitaalisia audiovisiuaalisia kokonaisraktaisuja ottaen huomioon…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHelsinki, FinlandHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Happy Systems.”

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

Showing 16 of 27 communication system integrators based in Finland

See the full list, filter by size, metro and specialty, and access 183 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Communication system integrators based in Finland at a glance

As of Nov 6, 2026
70.1%Verified-email coverage
9.7Average contacts per company
1-10Median size (employees)
33.3%Largest-city concentration · Helsinki
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
6
51-200
2
201-500
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 27 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 “communication system integrators” 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 183 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 “communication system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many communication system integrators are there based in Finland?

RevenueBase identified 27 company matches for communication system integrators 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?

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

Which city has the most communication system integrators?

Helsinki leads with 9 company records, followed by Espoo (3) and Vantaa (3).

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 183 professional contacts with verified work emails tracked across these 27 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.