Company lists · Data refreshed November 2026

Top 25 Water infrastructure technology companies based in Norway

Name: Water infrastructure technology companies based in Norway
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 60 companies tracked

RevenueBase identified 60 company matches for water infrastructure technology companies associated with Norway as of November 2026 and tracks 698 professional contacts across them, including 270 with verified work emails. Oslo is the largest hub.

This list covers company matches for water infrastructure technology companies 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 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

60Companies

698Contacts tracked

270Verified emails

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The 25 largest water infrastructure technology companies based in Norway

Ranked by team size

Top 25 of 60 company matches for water infrastructure technology companies based in Norway, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Eliquo PMI	Exact match	Sandefjord, NorwayHQ recorded Nov 6, 2026	201-500	79 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 · Nov 6, 2026 · View company records in RevenueBase
2	Ulefos Norge	Exact match	Ulefoss, NorwayHQ recorded Nov 6, 2026	201-500	60 contacts →
	Exact match “Ulefos er et ledende nordisk selskap innen vannindustrien etablert i 1657, med over 300 ansatte i Norge, Sverige, Finland og Danmark.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Alfsen OG Gunderson AS	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	51-200	47 contacts →
	Exact match “Vi mener alvor med vårt slogan "For et renere miljø".” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Brimer	Exact match	Kvamsøy, NorwayHQ recorded Nov 6, 2026	51-200	43 contacts →
	Exact match “Rent vann – kilden til liv og velferd.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Biovac Environmental Technology AS	Exact match	Frogner, NorwayHQ recorded Nov 6, 2026	11-50	29 contacts →
	Exact match “Biovac leverer produkter og skreddersydde løsninger for behandling av avløpsvann til private, kommunale og industrielle kunder.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Kjeldaas	Exact match	Sande, NorwayHQ recorded Nov 6, 2026	51-200	29 contacts →
	Exact match “Kjeldaas er en ledende bedrift innen anleggsbransjen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Nordisk Vannteknikk AS	Exact match	Drammen, NorwayHQ recorded Nov 6, 2026	11-50	24 contacts →
	Exact match “Nordisk Vannteknikk er en totalleverandør av renseteknologi for behandling av forurenset vann.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Kingspan Water & Energy Norge	Exact match	Andebu, NorwayHQ recorded Nov 6, 2026	51-200	21 contacts →
	Exact match “Kingspan Water & Energy AS utvikler bærekraftige løsninger for anskaffelse, lagring og beskyttelse av vann og energi.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	M Vest Water	Exact match	Bergen, NorwayHQ recorded Nov 6, 2026	11-50	16 contacts →
	Exact match “M Vest Water is a system and solution provider of clean and safe water.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Doscon AS	Exact match	Økern, NorwayHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “DOSCON is an innovative company working with environmental and industrial process analytics.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Infotiles Digital Water	Exact match	Stavanger, NorwayHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “InfoTiles helps water and wastewater utilities make smarter and faster decisions by turning complex operational and geospatial data into clear, actionable insights.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Lightsonic	Exact match	Kristiansund, NorwayHQ recorded Nov 6, 2026	11-50	13 contacts →
	Exact match “Lightsonic is building Utility Infrastructure Intelligence.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Entec Group AS	Exact match	Ulsteinvik, NorwayHQ recorded Nov 6, 2026	51-200	13 contacts →
	Exact match “Entec er kort for «environmental technology», og er et teknologikonsern bestående av tre driftsselskap; ENTEC Evotec, ENTEC Brimer og ENTEC Norpartners.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	BWT Norge	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	11-50	11 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 · Nov 6, 2026 · View company records in RevenueBase
15	Stauper Water Technologies	Exact match	Porsgrunn, NorwayHQ recorded Nov 6, 2026	1-10	10 contacts →
	Exact match “Stauper Water Technologies AS is a Norwegian water treatment technology company that has developed, patented and commercialized a suite of technologies and solutions to help oil…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Global Concept Mitco AS	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “Global Concept MITCO AS (tidligere Industrikjemikalier MITCO AS) bygger på mer enn 40 års erfaring innen fagområdet industriell vannbehandling.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Helnor AS	Exact match	Rudshøgda, NorwayHQ recorded Nov 6, 2026	11-50	8 contacts →
	Exact match “Helnor er et innovativt selskap med fokus på å utvikle, produsere og selge gode løsninger og produkter.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Cevia Solutions	Exact match	Spikkestad, NorwayHQ recorded Nov 6, 2026	1-10	7 contacts →
	Exact match “Engineering services, products for water treatment, process industry etc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	W. Giertsen Vannteknologi AS	Exact match	Laksevåg, NorwayHQ recorded Nov 6, 2026	1-10	7 contacts →
	Exact match “Din samarbeidspartner for inspeksjon, prøvetaking og rengjøring av vannfylte magasin og overføringstunneler i bergrom.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Avavi AS	Exact match	Ås, NorwayHQ recorded Nov 6, 2026	11-50	6 contacts →
	Exact match “Tjenester innen vann & avløp” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Slamrensing AS	Exact match	Revetal, NorwayHQ recorded Nov 6, 2026	1-10	6 contacts →
	Exact match “Vannrensing- og sedimenteringsselskap med høyt fokus på miljø.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	ECO Solutions AS	Exact match	Tretten, NorwayHQ recorded Nov 6, 2026	1-10	5 contacts →
	Exact match “Vann og avløp er ikke luksus, men en del av dagens komfort – enten det er i hus eller hytte.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Ennox Technology	Exact match	Stavanger, NorwayHQ recorded Nov 6, 2026	11-50	5 contacts →
	Exact match “Ennox Technology delivers customized technological solutions for water treatment, oil recovery, waste management, and soil remediation, helping industries optimize efficiency and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	XEPTO	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	1-10	5 contacts →
	Exact match “Xepto is an IoT company that delivering surveillance, reporting and alarming solutions in extreme spaces.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Scandinavian Water Technology AS	Exact match	Oppegaard, NorwayHQ recorded Nov 6, 2026	1-10	5 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 · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “water infrastructure technology companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 60 water infrastructure technology companies based in Norway

See the full list, filter by size, metro and specialty, and access 270 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Water infrastructure technology companies based in Norway at a glance

As of Nov 6, 2026

38.7%Verified-email coverage

11.6Average contacts per company

1-10Median size (employees)

16.7%Largest-city concentration · Oslo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 60 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 technology companies” 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 270 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 “water infrastructure technology companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water infrastructure technology companies are there based in Norway?

RevenueBase identified 60 company matches for water infrastructure technology companies associated with Norway 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?

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 technology companies?

Oslo leads with 10 company records, followed by Bergen (4) and Sandefjord (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 270 professional contacts with verified work emails tracked across these 60 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.