// NORWAY · INDUSTRY
Data updated 19 June 2026
Specialized construction activities Companies in Norway
Companies
48,267
Market
Norway
The Specialized construction activities sector in Norway comprises 48,267 companies across 25 sub-industries. Its largest sub-industry is Foundation work (12,030 companies), and the highest-revenue company is Marthinsen & Duvholt AS. This page breaks the specialized construction activities market down by sub-industry, company size and revenue, and lists the 50 largest companies in Norway by revenue. Data last updated 19 June 2026.
Compare with the Nordic-wide specialized construction market, or browse all Norway industries.
Summary: key data points for Specialized construction activities in Norway
- Total companies: 48,267
- Sub-industries: 25
- Largest sub-industry: Foundation work — 12,030 companies (24.9% of the sector)
- Second largest: Carpentry — 10,751 companies
- Third largest: Other specialized building and construction activities — 5,307 companies
- Companies with reported revenue: 18,123
- Companies with €10M+ revenue: 295
- Companies with reported headcount: 16,020
- Larger employers (100+ staff): 97
Specialized construction activities in Norway by sub-industry
| Sub-industry | Companies | % of sector |
|---|---|---|
| Foundation work | 12,030 | 24.9% |
| Carpentry | 10,751 | 22.3% |
| Other specialized building and construction activities | 5,307 | 11.0% |
| Electrical installation work | 5,045 | 10.5% |
| Plumbing | 4,733 | 9.8% |
| painting work | 4,497 | 9.3% |
| Flooring and wallpapering | 1,337 | 2.8% |
| Plumbing work | 963 | 2.0% |
| Cooling system and heat pump work | 943 | 2.0% |
| Ventilation work | 634 | 1.3% |
| Other installation work | 540 | 1.1% |
| Other roofing work | 495 | 1.0% |
| Glass work | 329 | 0.7% |
| Demolition of buildings and other structures | 279 | 0.6% |
| Other completion of buildings | 234 | 0.5% |
Company size — Specialized construction activities in Norway
Based on the 16,020 specialized construction activities companies in Norway with reported employee figures.
| Employees | Companies | % of reported |
|---|---|---|
| 1–10 | 12,820 | 80.0% |
| 11–49 | 2,840 | 17.7% |
| 50–99 | 263 | 1.6% |
| 100–199 | 77 | 0.5% |
| 200–499 | 19 | 0.1% |
| 500+ | 1 | 0.0% |
The sector is dominated by small firms — 80.0% of companies with reported headcount have 1–10 employees. At the other end, 97 companies employ 100+ people and represent the high-value enterprise accounts.
Revenue distribution — Specialized construction activities in Norway
Based on the 18,123 specialized construction activities companies in Norway with reported revenue.
| Revenue band | Companies | % of reported |
|---|---|---|
| €0–100k | 5,138 | 28.4% |
| €100k–200k | 2,581 | 14.2% |
| €200k–500k | 3,761 | 20.8% |
| €500k–1M | 2,448 | 13.5% |
| €1M–10M | 3,900 | 21.5% |
| €10M–100M | 294 | 1.6% |
| €100M+ | 1 | 0.0% |
Top 50 Specialized construction activities companies in Norway by revenue
| Business ID | Company | Website | Employees | Revenue | Sub-industry |
|---|---|---|---|---|---|
| 980416976 | Marthinsen & Duvholt AS | null | 200–499 | €133.5M | Foundation work |
| 911469138 | Entreprenørservice AS | 200–499 | €94.9M | Other specialized building and construction activities | |
| 957213219 | SARTOR & DRANGE AS | sartordrange.no | 200–499 | €92.5M | Foundation work |
| 985896925 | Energima AS | energima.no | 100–199 | €82.3M | Ventilation work |
| 928780414 | KRUSE ANLEGG-VEST ANS | — | €79.5M | Foundation work | |
| 816510872 | JOHS J SYLTERN AS | syltern.no | 200–499 | €76.9M | Foundation work |
| 832516902 | LEIF GRIMSRUD AS | grimsrud.se | 200–499 | €70.0M | Foundation work |
| 957804438 | Nordby Maskin AS | nordbymaskin.no | 200–499 | €64.9M | Foundation work |
| 944024875 | Consolvo AS | consolvo.no | 200–499 | €62.7M | Other specialized building and construction activities |
| 988943312 | URBAN REUSE NORWAY AS | 200–499 | €61.6M | Demolition of buildings and other structures | |
| 982519292 | Element Logic AS | elementlogic.net | 100–199 | €61.4M | Other installation work |
| 986760830 | MUR I SØR AS | murisor.no | 100–199 | €61.0M | Other specialized building and construction activities |
| 992097442 | AF Decom AS | 100–199 | €58.7M | Demolition of buildings and other structures | |
| 979671369 | ELIQUO PMI AS | eliquo-pmi.com | 100–199 | €55.3M | Plumbing |
| 995971135 | LYSTEKNIKK ELEKTROENTREPRENØR AS | lysteknikk.no | 100–199 | €53.5M | Electrical installation work |
| 984560443 | Bjelland AS | bjelland-as.no | 100–199 | €47.3M | Foundation work |
| 919496126 | ASSA ABLOY ENTRANCE SYSTEMS NORWAY AS | assaabloyentrance.no | 100–199 | €45.8M | Other installation work |
| 914004330 | Arne Olav Lund A/S | aol.no | 100–199 | €45.7M | Foundation work |
| 927329735 | MALEREKSPERTEN ALI-REZAI | — | €45.1M | painting work | |
| 877341062 | Kjeldaas AS | kjeldaas-as.no | 100–199 | €44.1M | Foundation work |
| 979838336 | FUNDAMENTERING AS | fundament.eu | 50–99 | €43.1M | Other specialized building and construction activities |
| 976115295 | ASKIM ENTREPRENØR AS | askimentreprenor.no | 50–99 | €42.8M | Foundation work |
| 910402722 | ALF JOHANSEN AS | alfj.no | 100–199 | €42.3M | Foundation work |
| 991100296 | Hadeland Maskindrift AS | 100–199 | €42.0M | Foundation work | |
| 997768337 | ONECO INFRA AS | oneco.no | 100–199 | €42.0M | Electrical installation work |
| 994486500 | DOBLOUG ENTREPRENØR AS | dobloug-entreprenor.filemail.com | 50–99 | €41.0M | Foundation work |
| 893517952 | NORDISK FJELLSIKRING AS | 200–499 | €39.3M | Other specialized building and construction activities | |
| 958324014 | Tverås Maskin & Transport AS | tveraas.no | 200–499 | €36.6M | Foundation work |
| 996099881 | Norsk Teknisk Installasjon AS | nti.no | 100–199 | €36.3M | Plumbing |
| 990679886 | Aktiv Veidrift AS | aktivveidrift.no | 100–199 | €34.5M | Foundation work |
| 997578597 | JERNBRO INDUSTRIAL SERVICES AS | veltec-services.com | 50–99 | €33.6M | Electrical installation work |
| 986897526 | HAALAND KLIMA AS | haalandklima.online | 100–199 | €33.5M | Ventilation work |
| 917330069 | CONSTO ANLEGG NORD AS | consto.no | 50–99 | €32.5M | Foundation work |
| 987975105 | Byggimpuls AS | byggimpuls.com | 200–499 | €32.1M | Other specialized building and construction activities |
| 930114065 | Modulvegger Oslo AS | modulvegger.no | 100–199 | €31.2M | Carpentry |
| 979975902 | HOVDEN HYTTESERVICE AS | hovdenhytteservice.no | 50–99 | €30.9M | Foundation work |
| 983389627 | Flage Maskin AS | flagemaskin.no | 50–99 | €30.4M | Foundation work |
| 917447373 | Råde Graveservice AS | rgs.no | 100–199 | €30.1M | Foundation work |
| 916674481 | KIRKESTUEN AS | kirkestuenas.no | 50–99 | €30.0M | Other specialized building and construction activities |
| 946054224 | HÅKANES MASKIN A/S | 100–199 | €29.7M | Foundation work | |
| 998740908 | MR. PUKK AS | 11–49 | €29.0M | Foundation work | |
| 995962373 | MYND ENTREPRENØR AS | mynd.no | — | €28.7M | Carpentry |
| 997710371 | NRC KEPT AS | nrckept.no | 50–99 | €28.7M | Demolition of buildings and other structures |
| 985671230 | BN ENTREPRENØR AS | bne.no | 100–199 | €28.4M | Foundation work |
| 931634453 | SUNDQUIST ANLEGG AS | sundquist.no | — | €28.1M | Foundation work |
| 935426243 | BUSENGDAL AS | 100–199 | €27.8M | Foundation work | |
| 980236226 | Askim & Mysen Rør AS | amror.no | 100–199 | €27.6M | Plumbing |
| 923755918 | STIAN BRENDEN MASKINSERVICE AS | stianbrenden.no | 100–199 | €27.0M | Foundation work |
| 996342778 | ACO ANLEGG AS | acoanlegg.no | 50–99 | €26.8M | Foundation work |
| 986887768 | BJERKE VENTILASJON AS | bjerkeli.no | 50–99 | €26.4M | Ventilation work |
How to sell to Specialized construction activities companies in Norway
- Micro-business heavy: 80.0% of firms with reported headcount have 1–10 staff — keep offers simple, fast to adopt, and priced for small teams.
- Enterprise tier: 97 companies have 100+ employees — these are your high-ACV accounts that warrant named-account outbound.
- Revenue concentration: 295 companies report €10M+ revenue and concentrate most of the sector's buying power.
- Segment your list: the sector splits across 25 sub-industries led by Foundation work — target by sub-industry rather than the sector as a whole.
- Reach the decision-makers: Nordic Lead Database provides verified emails and direct phone numbers for executives at Norway's specialized construction activities companies.
Specialized construction activities across the Nordics
Compare the specialized construction activities sector in Norway with the other Nordic markets.
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Book a meetingFrequently Asked Questions
How many specialized construction activities companies are there in Norway?+
There are 48,267 specialized construction activities companies in Norway, split across 25 sub-industries, the largest being Foundation work with 12,030 companies. Figures were last updated on 19 June 2026.
What are the largest specialized construction activities companies in Norway?+
Ranked by revenue, the largest specialized construction activities companies in Norway include Marthinsen & Duvholt AS, Entreprenørservice AS, SARTOR & DRANGE AS, Energima AS, KRUSE ANLEGG-VEST ANS. The full top 50 list with revenue, headcount and website is shown above.
How can I get contact data for decision-makers at specialized construction activities companies in Norway?+
Nordic Lead Database provides verified emails, direct phone numbers and company data for decision-makers at Norway's 48,267 specialized construction activities companies. Book a meeting and we'll provision access or build a custom export.
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