Company lists · Data refreshed November 2026

Top 10 Underwater contractors based in Finland

RevenueBase identified 26 company matches for underwater contractors associated with Finland as of November 2026 and tracks 310 professional contacts across them, including 144 with verified work emails. Helsinki is the largest hub.

This list covers company matches for underwater 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
26Companies
310Contacts tracked
144Verified emails
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The 10 largest underwater contractors based in Finland

Ranked by team size
Top 10 of 26 company matches for underwater 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 matchHelsinki, FinlandHQ recorded Nov 6, 2026201-500135 contacts →

Exact match

“Arctia Ltd safeguards Finland’s maritime transport in the ice winter conditions in the Baltic Sea, ensures good water transport links and offers solutions for safe and efficient…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHelsinki, FinlandHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Terramare is part of Royal Boskalis Westminster N.V and offers its customers wide experience and versatile know-how in demanding marine construction projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchÅbo, FinlandHQ recorded Nov 6, 20261-1027 contacts →

Exact match

“We offer a range of services in the field of hydrography and fairway design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchVaasa, FinlandHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Wasa Dredging is a marine offshore and inland water construction company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchTurku, FinlandHQ recorded Nov 6, 202611-5013 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHelsinki, FinlandHQ recorded Nov 6, 202611-509 contacts →

Exact match

“We are the provider of highly advanced underwater surveillance systems and simulators used globally by national navies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPorvoo, FinlandHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Splash zone corrosion control systems”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRauma, FinlandHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Dredging - Sea Transports - Towing - Platform and buoys installations & constructions - Work boat services - Towing”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchTurku, FinlandHQ recorded Nov 6, 202611-501 contacts →

Exact match

“Whether it is a port, port equipment or other floating construction, we are an innovative and reliable partner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHelsinki, FinlandHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Underwater design, water theming, spatial and graphic design services.”

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

Showing 10 of 26 underwater contractors based in Finland

See the full list, filter by size, metro and specialty, and access 144 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Underwater contractors based in Finland at a glance

As of Nov 6, 2026
46.5%Verified-email coverage
11.9Average contacts per company
11-50Median size (employees)
34.6%Largest-city concentration · Helsinki
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
9
51-200
3
201-500
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 26 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 “underwater 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 144 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 “underwater contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many underwater contractors are there based in Finland?

RevenueBase identified 26 company matches for underwater 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?

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

Which city has the most underwater contractors?

Helsinki leads with 9 company records, followed by Turku (6) and Kemio (1).

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 144 professional contacts with verified work emails tracked across these 26 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.