How many CleanTech companies are in Norway?

There are 1,232 CleanTech companies registered in Norway.

What is the largest CleanTech company in Norway?

The largest CleanTech company in Norway by number of employees is ONESUBSEA AS.

Top 50 CleanTech Companies in Norway (2026)

Norway's CleanTech sector builds on its hydropower heritage and growing focus on hydrogen, offshore wind, and carbon management. This ranking highlights the 50 largest Norwegian CleanTech companies by headcount.

🇳🇴 ONESUBSEA AS

1,267 employees15.3B NOK

Global joint venture driving innovation in subsea energy solutions.

🇳🇴 NORGES GEOTEKNISKE INSTITUTT AS

419 employees804.6M NOK

Leading international institute researching and consulting on geosciences.

🇳🇴 SAR AS

333 employees1.2B NOK

Leading provider of sustainable waste chain management solutions globally.

🇳🇴 BRYN BYGGKLIMA AS

255 employees836.4M NOK

Providing expert HVAC installation, service, and clean air solutions for businesses.

🇳🇴 BLU ELECTRO AS

224 employees235.4M NOK

Expert electrical, engineering, and automation services provider focused on people.

🇳🇴 VIANODE AS

207 employees269K NOK

Sustainable synthetic anode graphite supplier for the EV battery industry.

🇳🇴 NEL HYDROGEN ELECTROLYSER AS

169 employees1B NOK

Leading pure-play hydrogen technology company specializing in electrolysers.

🇳🇴 SLB CAPTURI NORWAY AS

168 employees1.8B NOK

Accelerating industrial decarbonization with proven carbon capture solutions globally.

🇳🇴 SEMCO MARITIME DRIFT AS

128 employees490.3M NOK

Global energy services provider bridging conventional and renewable energy solutions.

🇳🇴 SCATEC ASA

125 employees1.4B NOK

Leading provider developing, building, owning renewable energy plants in emerging markets.

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🇳🇴 LILLEBORG AS

118 employees433.3M NOK

Global provider of water treatment, hygiene, and process solutions.

🇳🇴 HITEC PRODUCTS AS

116 employees731M NOK

Global system provider specializing in industrial controls and mechanical packages.

🇳🇴 PERPETUUM AS

98 employees292.5M NOK

Perpetuum is Northern Norway's leading provider of specialized waste services.

🇳🇴 SOILTECH OFFSHORE SERVICES AS

97 employees101.2M NOK

Innovative cleantech provider treating industrial water and waste streams.

🇳🇴 RETRANS MIDT AS

95 employees134.4M NOK

Efficient, environmentally focused waste collection and transport services provider.

🇳🇴 FLM ELEKTRO AS

87 employees101.3M NOK

Total supplier of electrical engineering services for businesses and private clients.

🇳🇴 WÄRTSILÄ MOSS AS

86 employees692.6M NOK

Global leader shaping marine and energy decarbonization technology and services.

🇳🇴 BORG FORVALTNING AS

76 employees93.2M NOK

Comprehensive real estate services group managing commercial properties lifecycle.

🇳🇴 ZINUS AS

72 employees107.9M NOK

Leading supplier of innovative zero-emission shore power technology for maritime.

🇳🇴 BLUEGREEN FUSION AS

70 employees162.8M NOK

Leading supplier of sustainable, closed aquaculture systems and plastic fabrication.

🇳🇴 VITO TEKNISK ENTREPRENØR AS

65 employees194M NOK

VITO provides total technical contracting for energy-efficient building solutions.

🇳🇴 PIXII AS

59 employees684.5M NOK

Pixii delivers modular, smart battery energy storage systems globally.

🇳🇴 VELDE PUKK AS

59 employees214.1M NOK

Leading Norwegian supplier of asphalt, concrete, and recycled aggregates.

🇳🇴 OSLO KOMMUNE KLIMAETATEN

55 employees

Oslo's agency driving municipal climate strategy implementation and funding.

🇳🇴 PAXSTER AS

55 employees104.9M NOK

Paxster manufactures electric utility vehicles for professional last-mile delivery.

🇳🇴 ANEO MOBILITY AS

53 employees96.4M NOK

Provider of reliable, managed EV charging solutions for housing associations.

🇳🇴 BUVIK ELEKTRO AS

53 employees67.6M NOK

Local electrical contractor providing safe, smart installations across sectors.

🇳🇴 MESKANO AS

53 employees2.5M NOK

Providing work inclusion and diverse services for the community.

🇳🇴 AUTO 8-8 SILDNES & HALAAS AS

51 employees322.1M NOK

Full-service automotive dealer group selling new and used vehicles.

🇳🇴 ROGALAND MILJØSANERING AS

50 employees50.8M NOK

Leading Norwegian company specializing in environmental remediation and demolition services.

🇳🇴 GULLFESKEN AS

49 employees61.6M NOK

Providing specialized cleaning and inspection services for aquaculture operations.

🇳🇴 SCALE AQUACULTURE GROUP AS

49 employees64.7M NOK

Global leader providing technology solutions for sustainable aquaculture farming.

🇳🇴 AKER ASA

46 employees

Industrial investment company exercising active ownership for value creation.

🇳🇴 KVERNELAND ENERGI AS

46 employees193.2M NOK

Developing sustainable energy technology for industrial electrification and transition.

🇳🇴 ROGALAND GJENVINNING AS

46 employees89.4M NOK

Total supplier of sustainable waste and recycling services for all.

🇳🇴 MIDTRE NAMDAL AVFALLSSELSKAP IKS

45 employees154.3M NOK

Intermunicipal company providing essential waste collection and recycling services.

🇳🇴 GLINT SOLAR AS

43 employees23M NOK

Software accelerating solar and storage project development and site origination.

🇳🇴 VELDE TRANSPORT AS

43 employees106.1M NOK

Leading supplier of sustainable asphalt, concrete, aggregates, and flooring solutions.

🇳🇴 MILJØSANERING NORD AS

42 employees152.7M NOK

Leading provider of specialized environmental remediation and demolition services.

🇳🇴 VESTERÅLEN HAVBRUK BØ AS

40 employees494K NOK

Sustainable Norwegian aquaculture company exporting global seafood volumes.

🇳🇴 BLUETEC AS

39 employees101.8M NOK

Leading Norwegian provider of integrated solar, EV charging, and energy storage.

🇳🇴 VEOLIA PET NORGE AS

37 employees208.1M NOK

Leading ecological transformation through integrated resource management services.

🇳🇴 HVEEM ELEKTRO AS

35 employees55.9M NOK

Providing comprehensive electrical solutions for homes, agriculture, and business.

🇳🇴 INRIGO AS

35 employees115.4M NOK

Global EPC supplier for tailored water and energy solutions.

🇳🇴 UNO-X MOBILITY CYCLING AS

35 employees268.2M NOK

Professional cycling team dedicated to sustainable mobility solutions development.

🇳🇴 RÅDGIVENDE BIOLOGER AS

34 employees59M NOK

Leading Norwegian environmental consultants specializing in marine and terrestrial studies.

🇳🇴 TECHEM NORGE AS

34 employees56.1M NOK

Global leader providing digital energy efficiency and smart metering services for buildings.

🇳🇴 LH ANLEGG AS

33 employees78.1M NOK

LH Anlegg AS provides construction and environmental management services.

🇳🇴 PLASTO AS

33 employees91.7M NOK

High-precision, automated thermoplastic component manufacturing with strong sustainability focus.

🇳🇴 BJORSTADDALEN NÆRING AS

32 employees167.4M NOK

Municipal waste management company offering recycling, landfill, and container services.

Frequently Asked Questions

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🇳🇴 ONESUBSEA AS

🇳🇴 NORGES GEOTEKNISKE INSTITUTT AS

🇳🇴 SAR AS

🇳🇴 BRYN BYGGKLIMA AS

🇳🇴 BLU ELECTRO AS

🇳🇴 VIANODE AS

🇳🇴 NEL HYDROGEN ELECTROLYSER AS

🇳🇴 SLB CAPTURI NORWAY AS

🇳🇴 SEMCO MARITIME DRIFT AS

🇳🇴 SCATEC ASA

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🇳🇴 LILLEBORG AS

🇳🇴 HITEC PRODUCTS AS

🇳🇴 PERPETUUM AS

🇳🇴 SOILTECH OFFSHORE SERVICES AS

🇳🇴 RETRANS MIDT AS

🇳🇴 FLM ELEKTRO AS

🇳🇴 WÄRTSILÄ MOSS AS

🇳🇴 BORG FORVALTNING AS

🇳🇴 ZINUS AS

🇳🇴 BLUEGREEN FUSION AS

🇳🇴 VITO TEKNISK ENTREPRENØR AS

🇳🇴 PIXII AS

🇳🇴 VELDE PUKK AS

🇳🇴 OSLO KOMMUNE KLIMAETATEN

🇳🇴 PAXSTER AS

🇳🇴 ANEO MOBILITY AS

🇳🇴 BUVIK ELEKTRO AS

🇳🇴 MESKANO AS

🇳🇴 AUTO 8-8 SILDNES & HALAAS AS

🇳🇴 ROGALAND MILJØSANERING AS

🇳🇴 GULLFESKEN AS

🇳🇴 SCALE AQUACULTURE GROUP AS

🇳🇴 AKER ASA

🇳🇴 KVERNELAND ENERGI AS

🇳🇴 ROGALAND GJENVINNING AS

🇳🇴 MIDTRE NAMDAL AVFALLSSELSKAP IKS

🇳🇴 GLINT SOLAR AS

🇳🇴 VELDE TRANSPORT AS

🇳🇴 MILJØSANERING NORD AS

🇳🇴 VESTERÅLEN HAVBRUK BØ AS

🇳🇴 BLUETEC AS

🇳🇴 VEOLIA PET NORGE AS

🇳🇴 HVEEM ELEKTRO AS

🇳🇴 INRIGO AS

🇳🇴 UNO-X MOBILITY CYCLING AS

🇳🇴 RÅDGIVENDE BIOLOGER AS

🇳🇴 TECHEM NORGE AS

🇳🇴 LH ANLEGG AS

🇳🇴 PLASTO AS

🇳🇴 BJORSTADDALEN NÆRING AS

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