MEMBERS
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.
The 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.
Research & Consulting
SINTEF
SINTEF is a broad, multidisciplinary research organization with international top-level expertise in the fields of technology.
Eivind Grov
Product Supplier & Consulting
AMV AS
AMV offer engineering, manufacturing, testing, installation services, and heavy machinery for tunneling and infrastructure on the market.
Per Gunnar Andersen
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.
Frode Nilsen
Product Supplier
Foamrox AS
Foamrox is a supplier of element and prefabricated solutions to the tunnel and construction industry. Light and smart solutions that contribute to good HSE, faster progress and lower greenhouse gas emissions.
Glenn A. Jakobsen
Service Supplier
Geofrost AS
Geofrost is a geotechnical contractor delivering solutions based on ground freezing and competence about frozen soil.
Anne-Lise Berggren
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.
Knut F Garshol
Product Supplier
Timer Solutions AS
Timer Solutions AS delivers Water, fire, and frost -proofing tunnels and underground constructions in the most safe, environmentally, cost-effective and sustainable way.
Morten Nesheim
Service Supplier
Norhard AS
Norhard AS is a fully integrated service provider for drilling and lining solutions onshore, utilizing in house technology development and manufacturing.
Askjell Tonstad
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.
Arild Petter Sovik
Road Authorities
Statens vegvesen
The NPRA is responsible to develop and operate large part of the road network, but also to develop and review standards and requirements.
Oddvar Kaarmo
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.
Bjørn Nilsen
Consultant
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.
Jan Rohde
Product Supplier
Protan AS
Protan delivers ventilation duct systems for all sizes and lengths of tunnels and for cavern and mine excavations.
Pål Fossum
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.
Jan Erik Kvernsveen
Consultant
PAB Consult AS
Management and consulting for tunnels and caverns by D&B in hard rock.
Per Anton Brandtzæg
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.
Even A. Karlsen
Product Supplier
Monark AS
Monark AS is producer of a complete range of Rock Drilling Tools.
Rune Hellingsrud
Research & Consulting
Norwegian Geotechnical Institute (NGI)
Norway's leading geotechnical specialist community and an international centre for research and consultancy in engineering geosciences.
Roger Olsson
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.
Thorvald Wetlesen jr.
Consultant
Rambøll AS
Rambøll is a global consultant in Construction & Architecture, Transport & Urban Development, Energy, Water, Environment & Health and Management consulting.
Ida Soon Bergh
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.
Frank Finseth
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.
Andi A. Pfaffhuber
Product Supplier
Vik Ørsta AS
Vik Ørsta AS delivers a wide range of permanent and immediate corrosion protected rock bolts with 100 years durability.
Per Svein Krøvel
Product Supplier
Skum Tech AS
Skum Tech AS delivers PE-foam sheet for prevention of water and frost in tunnels. Complete systems, including permanent bolt fixation to supported rock contour.
Svein Jonsson
Product Supplier
Lundgrens Norge AS
Lundgrens is a manufacturer of wide range of borehole packers for ground investigations and soil- and rock grouting, including high pressure expanders for hard rock.
Odd Nordli