Norwegian Tunnelling Network (NTN) companies provide a wide range of services in the field of development, design, construction, operation and maintenance of tunnels and underground facilities. NTN is established to provide commercial services to international clients and customers.
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Our network consists of various product and equipment manufacturers, consultants, contractors (including special techniques providers) as well as public sector authorities and academic and research institutions.
Academia (University & Research) members
Research and Academy
Norwegian University of Science and Technology (NTNU)
NTNU is a university with an international focus and a main profile in science and technology, a variety of programs of professional study.
Research & Advisory
SINTEF
For more than 70 years, SINTEF has developed solutions and innovation for society and customers all over the world. This is how SINTEF have become a world-leading research institute.
Research & Advisory
NGI
NGI is an independent international centre for applied research and consultancy in engineering-related geosciences, integrating geotechnical, geological and geophysical expertise.​
INDUSTRY MEMBERS
Contractor & Mining Owner
Leonhard Nilsen & sønner AS
LNS is both a construction contractor, a mining contractor and a mining owner. LNS combines the best of both the construction industry and the mining industry in its projects.
System Supplier
Bever Control AS
Bever Control AS is a recognized international supplier of computerized control and monitoring systems for drilling rigs in mining and tunnel operations.
Service Supplier
Geofrost AS
Geofrost is a geotechnical contractor delivering solutions based on ground freezing and competence about frozen soil.
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Product Supplier
Bypass AS
Bypass makes products to secure against landslides. Different models have different areas of operation, sizes, and properties - cost-effective, reliable, and quick installation.
Service Supplier
EMerald Geomodelling AS
EMerald Geomodelling is a tech company dedicated to revealing unknown ground conditions, helping large infrastructure projects to reduce the need for intrusive ground investigations.
Product Supplier
Monark AS
Monark AS is producer of a complete range of Rock Drilling Tools.
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Consultant
K. Garshol
Rock Engineering Ltd
Expert adviser in rock mechanics, rock support, ground water control and general tunnelling issues. Conflict and expert witness services.
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Product Supplier & Consulting
AMV AS
AMV offer engineering, manufacturing, testing, installation services, and heavy machinery for tunneling and infrastructure on the market.
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Product Supplier
Protan AS
Protan delivers ventilation duct systems for all sizes and lengths of tunnels and for cavern and mine excavations.
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Product Supplier
Cubility AS
Manufactures and delivers advanced systems for treatment and recovery of liquids in energy, environmental, municipal & utility, aquaculture, industrial and construction industries, including tunnels and mining.
Product & Solution Supplier
The Coring Company AS
The Coring Company provides cutting-edge software and hardware solutions to heavy industry through research, AI, and robotics, and enable digital transition through ground-breaking technology products.
Consultancy Agency
Incitu AS
Incitu AS provides services within consulting, management and operations to the construction industry. The company has special expertise in underground and civil engineering.​
Product Supplier
Lundgrens Norge AS
Lundgrens is a complete supplier of hoses, couplings and injection equipment for the tunnel market.
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Expert Adviser & Consultant
Søvik Consulting
Sovik Consulting provide expert advice and offer consultancy services in the field of infrastructure and tunnel, and facilitate exchange of knowledge and experience.
Consultancy Agency
SWECO Norge AS
Sweco plans and designs and offering qualified services in the fields of consulting engineering, environmental technology and architecture. Long experience in underground projects.
Product Supplier
Devico AS
Devico deliver a range of top quality instruments including directional core barrel, core orientation equipment, and both magnetic and non-magnetic downhole survey instruments.
Product & Service Supplier
Trafsys AS
Trafsys is a leading Nordic knowledge company that develops and supplies Intelligent Transportation Systems (ITS), based on advanced information and communication technologies.
Product Supplier
Pretec Group AS
Pretec Group AS produce and offer high quality rock anchor bolts with particularly long service life using PC-Coat corrosion protection.
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Product Supplier
Exentric AS
Exentric Tunnel Systems deliver the next generation smart & quick installation lighting system, perfect for temporary applications in construction, operation and maintenance of tunnels.
Product Supplier
GMA AB (Lundgrens partner)
GMA supplies injection products, rock reinforcement and special products for the tunnel industry.
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PUBLIC CLIENTS/AUTHORITIES
Public Client & Road Authority
Statens vegvesen
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The NPRA is responsible to develop and operate large part of the road network, but also to develop and review standards and requirements.
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Public Client & Rail Authority
Bane NOR
Bane NOR is owned by the state at the Ministry of Transport, and their social mission is to develop, build, operate and manage the national railway network.
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Public Client
Nye Veier AS
Nye Veier AS is planning, building, operating and maintaining traffic-safe main roads in Norway. A goal to reduce travel time, connect living- and labour market regions, and ensure traffic safety.
TEAM NORWAY SUPPORT
Public Innovation & Export Office
Innovation Norway
Innovation Norway offer advice, networks and expertise to Norwegian companies with international ambitions. Offices in important international markets and in all counties of Norway
Governmental Export Credit Agency
Export Finance Norway
Export Finance Norway is a governmental Export Credit Agency, that promote Norwegian export through financing of Norwegian exporters, their subsidiaries, and international customers.
Governmental Export Credit Agency
The Research Council of Norway
The Research Council aims to promote a society where research is created, used, and shared, thus contributing to restructuring and enhanced sustainability.