Company lists · Data refreshed November 2026

Top 25 Electrical contractors and integrators based in Norway

RevenueBase identified 442 company matches for electrical contractors and integrators associated with Norway as of November 2026 and tracks 4,424 professional contacts across them, including 1,536 with verified work emails. Oslo is the largest hub.

This list covers company matches for electrical contractors and integrators 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
442Companies
4,424Contacts tracked
1,536Verified emails
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The 25 largest electrical contractors and integrators based in Norway

Ranked by team size
Top 25 of 442 company matches for electrical contractors and integrators 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBremnes, NorwayHQ recorded Nov 6, 2026201-500149 contacts →

Exact match

“LOS Elektro er en totalleverandør av elektrotekniske tjenester til kunder innen maritime næringer, energisektoren og bygg- og anleggsbransjen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLysaker, NorwayHQ recorded Nov 6, 2026201-500141 contacts →

Exact match

“Nettpartner er en ledende entreprenør innen elektrisk infrastruktur.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSandeid, NorwayHQ recorded Nov 6, 2026201-500118 contacts →

Exact match

“Helgevold er den ledende totaltekniske elektroentreprenøren på Haugalandet, med over 340 dyktige ansatte og en moderne bilpark på 140 kjøretøy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchStavanger/sandnes, NorwayHQ recorded Nov 6, 2026201-500107 contacts →

Exact match

“Safety and security aren't features.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchStavanger, NorwayHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“A technical turnkey contractor and service company in the fields of pipes, ventilation, telecom, automation, energy consulting, maritime electrical and electrical.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOslo, NorwayHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Lysteknikk Elektroentreprenør AS is a leading Norwegian electrical contractor, specializing in the design, installation, and maintenance of advanced electrical systems for the B2B…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDrammen, NorwayHQ recorded Nov 6, 2026201-50077 contacts →

Exact match

“Til næringseiendommer, industrielle og kommunale bygg, leverer vi elektriske installasjoner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHamar, NorwayHQ recorded Nov 6, 2026201-50075 contacts →

Exact match

“Laje er en entreprenør for bygging av infrastruktur innen fagområdene energi, telekommunikasjon og veilys/veiteknikk.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLysaker, NorwayHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Lefdal Installasjon ble stiftet av elektroentreprenøren Klaus Lefdal i 1934.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchStavanger, NorwayHQ recorded Nov 6, 2026201-50066 contacts →

Exact match

“Rønning Elektro er en av de største elektroentreprenørene i hele Rogaland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchStrindheim, NorwayHQ recorded Nov 6, 2026201-50064 contacts →

Exact match

“Vintervoll AS ble stiftet i Steinkjer i 1947 og er en av de ledende og største elektroentreprenørene i Midt-Norge.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchVennesla, NorwayHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“Tratec Norcon is a leading technology company within automation for industry, transport, offshore and municipal technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRommen, NorwayHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“Målet er å tilby alle kunder en rasjonell og kostnadseffektiv totalløsning, basert på individuelle ønsker og behov.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRolvsøy, NorwayHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“Installatøren Fredrikstad AS har holdt koken i over 30 år og det feiret vi skikkelig i 2019.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchOslo, NorwayHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“Smart Elektro ble etablert i 7.11.2002, og er et privateid elektroinstallasjonsselskap.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchVåle, NorwayHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“ALT Installasjon - vårt valg av navn er ingen tilfeldighet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBillingstad, NorwayHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“Eltera har hovedkontor på Billingstad med virksomheter i Porsgrunn, Gjøvik, Hamar og Lillehammer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchTrondheim, NorwayHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“Elektroentreprenør i Trondheim”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchKlepp, NorwayHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“DNF AS er en ledende teknisk totalleverandør innbefattende fagene VVS, elektro og automasjon.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRyen, NorwayHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“Datelco er en elektro, EKOM- og systemleverandør som leverer smarte elektroløsninger for grønne bygg.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBergen, NorwayHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“Pettersson & Gjellesvik (PG) er en ledende elektroentreprenør i Bergensregionen og totalleverandør av elektroinstallasjoner innen privat, offentlig og næringsmarkedet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHarstad, NorwayHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“Harstad Elektro is offering services within installation and engineering for any electrical system.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchKolbeinsvik, NorwayHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“Austevoll Elektro er systemintegrator og totalleverandør av elektrosystem og service til skip, havbruk, industri og bolig.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchKristiansand, NorwayHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Avitell er et av Kristiansands ledene elektrofirma med ekspertise innen elektro, automasjon og svakstrøm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMolde, NorwayHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“MIFO er totalleverandør innen elektro, automasjon, lås og sikkerhet.”

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

Showing 25 of 442 electrical contractors and integrators based in Norway

See the full list, filter by size, metro and specialty, and access 1,536 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical contractors and integrators based in Norway at a glance

As of Nov 6, 2026
34.7%Verified-email coverage
10.0Average contacts per company
1-10Median size (employees)
17.9%Largest-city concentration · Oslo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
218
11-50
155
51-200
41
201-500
11
501-1,000
2
1,001-5,000
3

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 442 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 “electrical contractors and 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 1,536 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.

Electrical contractors and integrators by metro

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 “electrical contractors and integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrical contractors and integrators are there based in Norway?

RevenueBase identified 442 company matches for electrical contractors and integrators 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?

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

Which city has the most electrical contractors and integrators?

Oslo leads with 79 company records, followed by Bergen (17) and Trondheim (13).

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 1,536 professional contacts with verified work emails tracked across these 442 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.