Company lists · Data refreshed September 2026
Top 25 Electrical transmission contractors based in Norway
RevenueBase identified 175 electrical transmission contractors headquartered in Norway as of September 2026 and tracks 1,563 professional contacts across them, including 623 with verified work emails. Oslo is the largest hub.
This list covers electrical transmission contractors headquartered in Norway, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest electrical transmission contractors based in Norway
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 129 contacts → | ||||
Indirect evidence “Nettpartner er en ledende entreprenør innen elektrisk infrastruktur.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 125 contacts → | ||||
Indirect evidence “Traftec er Norges ledende elektroentreprenør innen utvikling, drift og vedlikehold av elektroteknisk infrastruktur og belysning langs veier og i tunneler.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 110 contacts → | ||||
Indirect evidence “Helgevold er den ledende totaltekniske elektroentreprenøren på Haugalandet, med over 340 dyktige ansatte og en moderne bilpark på 140 kjøretøy.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 73 contacts → | ||||
Indirect evidence “Laje er en entreprenør for bygging av infrastruktur innen fagområdene energi, telekommunikasjon og veilys/veiteknikk.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 68 contacts → | ||||
Indirect evidence “Lefdal Installasjon ble stiftet av elektroentreprenøren Klaus Lefdal i 1934.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 67 contacts → | ||||
Strong evidence “Lysteknikk Elektroentreprenør AS is a leading Norwegian electrical contractor, specializing in the design, installation, and maintenance of advanced electrical systems for the B2B…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 60 contacts → | ||||
Indirect evidence “Vintervoll AS ble stiftet i Steinkjer i 1947 og er en av de ledende og største elektroentreprenørene i Midt-Norge.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 40 contacts → | ||||
Indirect evidence “Installatøren Fredrikstad AS har holdt koken i over 30 år og det feiret vi skikkelig i 2019.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 36 contacts → | ||||
Indirect evidence “Smart Elektro ble etablert i 7.11.2002, og er et privateid elektroinstallasjonsselskap.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 32 contacts → | ||||
Indirect evidence “Nett-Tjenester AS prosjekterer, bygger og drifter elektrisk infrastruktur for netteiere, selskap innen kraftproduksjon, industri og privat kunder.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 30 contacts → | ||||
Strong evidence “REN is a service provider for companies who build and operate systems for transmission and distribution of electrical energy.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 27 contacts → | ||||
Indirect evidence “Pettersson & Gjellesvik (PG) er en ledende elektroentreprenør i Bergensregionen og totalleverandør av elektroinstallasjoner innen privat, offentlig og næringsmarkedet.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 25 contacts → | ||||
Indirect evidence “OPPLAND ELEKTRO AS is a company based out of Segalstad bru, Innlandet, Norway.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 22 contacts → | ||||
Indirect evidence “Vi har siden 1933 levert elektro relaterte produkt og tjenester til industri, næring og boligkunder.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 21 contacts → | ||||
Indirect evidence “Efa Elektro AS er en mellomstor aktør på markedet for installasjonsløsninger, men vi har både kunder og leverandører som er blant de største.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 21 contacts → | ||||
Indirect evidence “Elektro-Kontakten AS is a construction company based out of Grenseveien 71B, OSLO, Norway.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 21 contacts → | ||||
Indirect evidence “Jøsok er et uavhengig rådgivende konsulentselskap som ble etablert i 1974.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 18 contacts → | ||||
Indirect evidence “Maxeta - Energiavdelingen leverer verktøy og materiell til e-verk, jernbane, industri og systemintegratorer.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 17 contacts → | ||||
Indirect evidence “Storm Elektro Oslo-Akershus AS ble stiftet i 2002 og vi utfører alt av elektriske arbeider.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 16 contacts → | ||||
Partial evidence “We are a contractor that has largely specialized in deliveries of cable systems for Telecommunications companies and energy plants, district heating systems, water and sewerage…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 16 contacts → | ||||
Indirect evidence “Elektro 4 er en elektroinstallatør med lang og stolt tradisjon.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 14 contacts → | ||||
Indirect evidence “EAAS eies og drives av personer med lang erfaring i bransjen.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 14 contacts → | ||||
Indirect evidence “Argon Elektro AS ble etablert i 1960 og har solid, bred og lang erfaring innenfor elektrobransjen.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 12 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 12 contacts → | ||||
Indirect evidence “LinjePartner AS sin strategi er å være Midt-Norges mest attraktive energientreprenør innen utbygging, installasjon, drift og vedlikehold av lav- og høyspennings…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: electrical transmission contractors. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names electrical transmission contractors.
- Partial evidence
- Its own public description names part of electrical transmission contractors, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name electrical transmission contractors. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 175 electrical transmission contractors based in Norway
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Electrical transmission contractors based in Norway at a glance
As of Sep 16, 2026Companies by employee count
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 175 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among electrical transmission contractors, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Norway whose own description of what they do matches “electrical transmission contractors”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names electrical transmission contractors), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among electrical transmission contractors, and records with no verified work email. Companies headquartered outside Norway are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 623 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Electrical transmission contractors by metro
- Electrical transmission contractors in Oslo26
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names electrical transmission contractors, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many electrical transmission contractors are there based in Norway?
RevenueBase identified 175 electrical transmission contractors headquartered in Norway as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Nettpartner AS, headquartered in Lysaker, tops this list with the largest team on record.
Which city has the most electrical transmission contractors?
Oslo leads with 26 headquartered companies, followed by Bergen (8) and Trondheim (7).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 623 verified decision-maker contacts tracked across these 175 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.
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