Company lists · Data refreshed September 2026

Top 25 Transportation engineering companies based in Norway

RevenueBase identified 97 transportation engineering companies headquartered in Norway as of September 2026 and tracks 5,077 professional contacts across them, including 2,629 with verified work emails. Oslo is the largest hub.

This list covers transportation engineering companies 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
97Companies
5,077Contacts tracked
2,629Verified emails
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The 25 largest transportation engineering companies based in Norway

Ranked by team size
Top 25 of 97 transportation engineering companies based in Norway, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to transportation engineering companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceOslo, NorwayHQ checked Sep 16, 20261,001-5,0002,553 contacts →

Indirect evidence

“Multiconsult Norway is one of the leading firms of architectures, consulting engineers and designers in Norway.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceSandvika, NorwayHQ checked Sep 16, 20261,001-5,0001,074 contacts →

Indirect evidence

“Asplan Viak er et av Norges ledende rådgivnings-selskaper innen plan, arkitektur- og ingeniørfag.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceLysaker, NorwayHQ checked Sep 16, 2026501-1,000129 contacts →

Indirect evidence

“NRC Group er en totalleverandør av tjenester for samferdselsrelatert infrastruktur og den største private totalentreprenør innen baneinfrastruktur i Norge, Sverige og Finland.”

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceLysaker, NorwayHQ checked Sep 16, 202651-200125 contacts →

Partial evidence

“Consulting, design and engineering for offshore, coastal and civil construction.”

Source: RevenueBase Database · checked Sep 16, 2026
5Partial evidenceOslo, NorwayHQ checked Sep 16, 202651-200115 contacts →

Partial evidence

“Aas-Jakobsen is a leading civil engineering consulting firm in Norway.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceStavanger, NorwayHQ checked Sep 16, 202651-20061 contacts →

Indirect evidence

“Prosjektil er et rådgivende ingeniørselskap innen bygg og anlegg.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceOslo, NorwayHQ checked Sep 16, 2026201-50059 contacts →

Indirect evidence

“Metrostav Norge AS er et teknisk avansert byggefirma som spesialiserer seg på transportinfrastruktur, tunneldriving og underjordiske konstruksjoner, samt bygging av broer og…”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceHovdebygda, NorwayHQ checked Sep 16, 202651-20058 contacts →

Indirect evidence

“Aurstad byggjer infrastruktur med hovudvekt på vegar og tunnelar, flyplassar, kraftanlegg og kommunaltekniske anlegg.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceKristiansand, NorwayHQ checked Sep 16, 202651-20057 contacts →

Indirect evidence

“Contur er spesialister på konstruksjoner knyttet til bruer, energi- og industrianlegg og betongarbeid på anleggsprosjekter og større bygg- og næringsområder.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceSandvika, NorwayHQ checked Sep 16, 202651-20052 contacts →

Indirect evidence

“ViaNova er tre frittstående rådgivende ingeniørfirma med totalt 130 ansatte, som primært arbeider med samferdselsrelaterte oppgaver.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceNarvik, NorwayHQ checked Sep 16, 202651-20041 contacts →

Indirect evidence

“Narvik ~ Tromsø ~ Bodø ~ Lofoten ~ Helgeland - Trøndelag ~ Oslo Med sterk tilstedeværelse i bygge- og anleggsbransjen over hele landet kombinerer Indira tverrfaglig…”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceLysaker, NorwayHQ checked Sep 16, 202651-20039 contacts →

Indirect evidence

“EFLA Rådgivende ingeniører er en totalleverandør av tjenester innenfor samferdsel, energi, bygg og akustikk.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceOslo, NorwayHQ checked Sep 16, 202651-20037 contacts →

Indirect evidence

“SYSTRA Norge er en del av SYSTRA Group, et av verdens ledende konsulentselskaper.”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceKristiansand, NorwayHQ checked Sep 16, 202611-5028 contacts →

Indirect evidence

“Dagfin Skaar AS er et rådgivende ingeniørfirma lokalisert på Sørlandet.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceDrammen, NorwayHQ checked Sep 16, 202651-20024 contacts →

Indirect evidence

“ECT AS er et av Norges største selvstendige rådgivende ingeniørfirma innenfor elektroteknikk, med fokus på energi, bygg, anlegg, industri og samferdsel.”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceDrammen, NorwayHQ checked Sep 16, 202611-5023 contacts →

Indirect evidence

“Stener Sørensen AS har dyktige ansatte som holder til sentralt på Papirbredden 3 i Drammen.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceBlomsterdalen, NorwayHQ checked Sep 16, 202611-5020 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
18Partial evidenceGalleri Oslo, NorwayHQ checked Sep 16, 202611-5019 contacts →

Partial evidence

“Rytec AS is an independent consultancy that specializes in providing consulting services within transportation.”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceOslo, NorwayHQ checked Sep 16, 202611-5019 contacts →

Indirect evidence

“Railsupport AS ble etablert 1.”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceStavanger, NorwayHQ checked Sep 16, 20261-1018 contacts →

Indirect evidence

“Vial AS er et tverrfaglig ingeniørselskap som tilbyr ingeniørtjenester innen følgende fagfelt: Byggeteknikk Samferdsel Infrastruktur Komunalteknikk”

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceTrondheim, NorwayHQ checked Sep 16, 202611-5016 contacts →

Indirect evidence

“Structor Trondheim AS er et selvstendig rådgivningsselskap som er tilknyttet Structorgruppen.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceElverum, NorwayHQ checked Sep 16, 202611-5015 contacts →

Indirect evidence

“EM Prosjekt er et rådgivende ingeniørfirma med bred erfaring innen anleggstekniske fag.”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceKristiansand, NorwayHQ checked Sep 16, 202611-5012 contacts →

Indirect evidence

“Blant de største på Agder!”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceStathelle, NorwayHQ checked Sep 16, 202611-5011 contacts →

Indirect evidence

“ILF Consulting Engineers er et internasjonalt ingeniør- og konsulentselskap som hjelper kundene med å lykkes med teknisk krevende industri- og infrastrukturprosjekter.”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceOslo, NorwayHQ checked Sep 16, 20261-1011 contacts →

Indirect evidence

“Vi leverer meget kompetente enkeltressurser inn i samferdselsprosjekter og fyller roller som prosjektleder, prosjekteringsleder, prosjektstyrer, byggeleder og kontrollingeniør.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 97 transportation engineering companies based in Norway

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Transportation engineering companies based in Norway at a glance

As of Sep 16, 2026
51.8%Verified-email coverage
52.3Average contacts per company
11-50Median size (employees)
19.6%Largest-city concentration · Oslo
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
41
11-50
31
51-200
17
201-500
3
501-1,000
1
1,001-5,000
2
10001+
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 97 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 transportation engineering companies, 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 “transportation engineering companies”. 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 transportation engineering companies), 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 transportation engineering companies, 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, 2,629 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.

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 transportation engineering companies, 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 transportation engineering companies are there based in Norway?

RevenueBase identified 97 transportation engineering companies 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?

Multiconsult, headquartered in Oslo, tops this list with the largest team on record.

Which city has the most transportation engineering companies?

Oslo leads with 19 headquartered companies, followed by Sandefjord (4) and Drammen (3).

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 2,629 verified decision-maker contacts tracked across these 97 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.