Company lists · Data refreshed September 2026

Top 25 Water infrastructure contractors based in Norway

RevenueBase identified 56 company matches for water infrastructure contractors associated with Norway as of September 2026 and tracks 471 professional contacts across them, including 171 with verified work emails. Sandefjord is the largest hub.

This list covers company matches for water infrastructure contractors associated with Norway, 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 September 19, 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 Sep 19, 2026 How this list was built
56Companies
471Contacts tracked
171Verified emails
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The 25 largest water infrastructure contractors based in Norway

Ranked by team size
Top 25 of 56 company matches for water infrastructure contractors based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchSandefjord, NorwayHQ recorded Sep 19, 2026201-50081 contacts →

Exact match

“ELIQUO PMI is one of Norway's leading contractors in the design and construction of plants for water and wastewater treatment, district heating, district cooling and process…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchOslo, NorwayHQ recorded Sep 19, 20261,001-5,00043 contacts →

Exact match

“Norva24 was established in 2015, when a group of smaller local companies merged and formed a large group across regions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchMoss, NorwayHQ recorded Sep 19, 202651-20042 contacts →

Exact match

“MOVAR is an inter-municipal company that supplies water, sewage, renovation and fire services to more than inhabitants in the municipalities of Moss, Vestby, Råde and Våler in…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchKvamsøy, NorwayHQ recorded Sep 19, 202651-20039 contacts →

Exact match

“Rent vann – kilden til liv og velferd.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchDrammen, NorwayHQ recorded Sep 19, 202651-20027 contacts →

Exact match

“Aktiv Veidrift ble grunnlagt i 2002.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchSande, NorwayHQ recorded Sep 19, 202651-20024 contacts →

Exact match

“Kjeldaas er en ledende bedrift innen anleggsbransjen.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchOslo, NorwayHQ recorded Sep 19, 202611-5011 contacts →

Exact match

“BWT Birger Christensen AS ble startet i 1928 og er blant Nordens førende virksomheter innen vannbehandlingsanlegg.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchVear, NorwayHQ recorded Sep 19, 202611-5011 contacts →

Exact match

“I over 60 år har Oskar og Tormod Wike AS vært en maskinentreprenør med dyktige og engasjerte medarbeidere som utfører oppdrag innen: Grunnarbeid, VA-anlegg, veibygging…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchRådal, NorwayHQ recorded Sep 19, 202611-509 contacts →

Exact match

“Vitek Miljø AS er en landsdekkende totalleverandør av tjenester innen vann og avløpssystemer.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchNarvik, NorwayHQ recorded Sep 19, 202611-508 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchStjørdal, NorwayHQ recorded Sep 19, 202611-508 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchSandefjord, NorwayHQ recorded Sep 19, 202651-2007 contacts →

Exact match

“Carl C.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchGodvik, NorwayHQ recorded Sep 19, 202651-2006 contacts →

Exact match

“Bergen Rørteknikk AS er en total VVS og VA teknisk entreprenør.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchSandefjord, NorwayHQ recorded Sep 19, 202611-506 contacts →

Exact match

“Vi er et veletablert entreprenørfirma som utfører alt innen grunnarbeider, vann og avløp, transport og dokumentasjon.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchFauske, NorwayHQ recorded Sep 19, 202651-2006 contacts →

Exact match

“Grunnarbeid, veibygging, masseforflytting, konsulenttjenester, vann og avløp m.m.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchNarvik, NorwayHQ recorded Sep 19, 202611-505 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchSpikkestad, NorwayHQ recorded Sep 19, 20261-104 contacts →

Exact match

“Engineering services, products for water treatment, process industry etc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchLillestrøm, NorwayHQ recorded Sep 19, 202611-504 contacts →

Exact match

“Vi utfører alt fra store entrepris-prosjekter til mindre serviceoppdrager – med særlig kompetanse på energiinfrastruktur, tankanlegg, ladestasjoner, VA og krevende miljøer som…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchSkoppum, NorwayHQ recorded Sep 19, 20261-104 contacts →

Exact match

“Rådgivende ingeniører innenfor vannforsynings- og avløpsanlegg, overvannshåndtering og veg- og utearealer.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchÅs, NorwayHQ recorded Sep 19, 202611-504 contacts →

Exact match

“Tjenester innen vann & avløp”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchSarpsborg, NorwayHQ recorded Sep 19, 202611-504 contacts →

Exact match

“Lindhaugen AS er totalleverandør av av VA- grunn- og utomhusarbeider.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchOppegaard, NorwayHQ recorded Sep 19, 20261-104 contacts →

Exact match

“Appropriate Water Solutions Scandinavian Water Technology AS (Scanwater) has been a supplier to the water and wastewater sector since 1985 and has extensive experience, excellent…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchOslo, NorwayHQ recorded Sep 19, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchOslo, NorwayHQ recorded Sep 19, 20261-103 contacts →

Exact match

“LekkasjeTeknikk AS har høy kompetanse innen gravearbeider, vannlekkasjer, brudd på spillvannledninger, rehablitering, rørinspeksjon, høytrykkspyling og rengjøring av vann- og…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchTromsø, NorwayHQ recorded Sep 19, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 56 water infrastructure contractors based in Norway

See the full list, filter by size, metro and specialty, and access 171 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Water infrastructure contractors based in Norway at a glance

As of Sep 19, 2026
36.3%Verified-email coverage
8.4Average contacts per company
11-50Median size (employees)
10.7%Largest-city concentration · Sandefjord
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
24
11-50
20
51-200
10
201-500
1
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Norway, so it is reported there. Company counts and contact totals on this page are exact for Norway, over 56 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 Norway whose business descriptions match “water infrastructure 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 171 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 September 19, 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 “water infrastructure contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water infrastructure contractors are there based in Norway?

RevenueBase identified 56 company matches for water infrastructure contractors associated with Norway as of September 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?

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

Which city has the most water infrastructure contractors?

Sandefjord leads with 6 company records, followed by Oslo (5) and Godvik (2).

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 171 professional contacts with verified work emails tracked across these 56 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 September 19, 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.