Diesel Care has been supplying products to customers since 2015.


Diesel Care is located at Langeland Industrial Area in Kongsvinger.

We are developing new innovative solutions for our customers at home and abroad.

As the only one in the world so far, we have developed the Aquafighter filter system, which removes water (dissolved and bottomed) in their diesel in a simple and cost-effective way.

Diesel Care not only cleans up your diesel problem, we solve the problem for you.

We are already solving the problem for 850,000 farmers in the United States.

Our talendet staff

Per Jahnsrud

CV – short version:

  • 40 years in the petroleum business
  • Sold services related to problems caused by microorganism growth to Scandinavian retailers for more than 30 years
  • Extensive experience in the fields of both normal diesel and biodiesel
  • Serial innovator in developing equipment to solve fuel quality related problems
  • Extensive experience from working in Scandinavia, UK, US and EU

Tommy Jahnsrud

CV – short version:

  • 25 years in the petroleum business, mainly related to fuel quality issues and fuel tank cleaning/servicing
  • Building equipment related to innovations, testing and implementation in the field (mainly Scandinavia)
  • Experienced ADR-truck driver, related to tank cleaning, storage/service station tank inspections and test of new innovations

Knut Skårdalsmo

CV – short version:

  • 2014 – present; CEO and business owner of SFC AS (Skaardalsmo Fuel Consulting)
  • 2010 – 2014; Statoil Fuel & Retail, including technical responsibility for developing of the miles series of gasoline and diesel fuels
  • 1990 – 2010; Statoil ASA (e.g. project manager for the phasing out of leaded gasoline and technical responsibility for additive-evaluation programs)
  • 1989 – 1990; Volvo Cars – Engine Development department in Gothenburg (Sweden)
  • 1988 – Norwegian Institute of Science Technology; M.Sc., Mechanical Engineering specializing in internal combustion engines, fuels and exhaust emissions.