Geofrost is a geotechnical contractor delivering solutions based on ground freezing and competence about frozen soil. Clients are both owners, contractors and consultants. We have solutions for public owners with infrastructure projects, hydro power companies with rehabilitation tasks, large and small contracting companies needing to get something in place down in the ground and consultants who need assistance. Our main focus is solutions based on ground freezing technology to aid works below ground water level.

Picture: Containers at Geofrost work shop.
Geofrost is an independent and privately owned limited company, with main office in the city centre of Oslo. The company has a fleet of containerised equipment which can be mobilized worldwide for freezing with brine and/or nitrogen. Geofrost has its workshop and storage facilities outside Oslo, with large space for development, testing and preparation of equipment.

Picture: ISO 9001:2000 certificate.
The company was founded in 1986, had its first contracting assignment in 1987 and first contract abroad in 1988. In 1993, the world's first iceplug was demonstrated in a 50 m2 water tunnel and in 2001 the company's quality system was ISO-certified.

Picture: Ph.D. Anne-Lise Berggren and professor Nilmar Janbu.
Head of discipline is dr. ing. Anne-Lise Berggren. She has her education from NTH, (now Norwegian University of Science and Technology, NTNU), with professor Janbu as supervisor for the Ph.D. works, which established an engineering model for frozen soil design.


We are registered as a supplier in StartBANK and approved for liability under the Norwegian Planning and Building Act, in development class three, both in geotechnical planning and in execution of underground works.

Picture: GEOFROST is registered supplier in startbank, and approved for liability under the Norwegian Planning and Building Act.

Contact us

Geofrost AS
C.J. Hambros plass 2C, 0164 Oslo, Norway
 (+47) 67 14 73 50