European Distributors of Industrial Supplies


Company Information

  • TESS has solved problems for the industry since 1968
  • TESS by far the largest hose ­supplier in Norway
  • Owned by the employees and the Foundation Erik Jølberg
  • In 2021: Total turnover of NOK 4.7 billion (USD 470 mill.) and more than 1,200 employees.
  • Head office and central warehouse in Lier near Drammen/Oslo, Norway.
  • Service centers with hose workshops and warehouses at more than 130 locations in Norway plus TESS International who includes Denmark (3), Scotland, Spain, USA, Brazil and Singapore.
  • QA-system according to NS-EN ISO 9001-2015
  • HSE-system according to NS-EN ISO 14001:2015 and NS-EN ISO 45001-2018
  • TESS, member of EDiS, NAHAD and ISA, NOSCA, Energy Valley and Achilles

Product lines

  • Hoses: fittings and related services, general mechanical and hydraulic assembly, hydraulic components and systems, hHose reels, welding equipment and related services, TESS Hose Management system (THM), maintenance, repair and operation products (MROP)
  • Metal Hoses
  • PPE and HSE products
  • Subsea assemblies

Contact TESS as

Industrigata 8
3414 Lierstranda
+47 32 84 40 00


EDiS Management Representative

Erik Jolberg

EDiS Coordinator

Ansgar Karlsen

We are part of EDis because we get better hoses and MRO-products at lower prices: Quality as desired by the European Industry. Lower prices due to joint purchasing. Availability in many countries.

International Subsidiaries

TESS Macaé
Avenida Antonio, Abreu, 1.850
– Nova Cidade, Macaé –
Rio de Janeiro
Phone: +55 22 27 724722
Tvaerkaj 4
DK-6700 Esbjerg
Phone: +45 754 57 851
Silovej 10
DK-9900 Frederikshavn
Phone: +4575457852
Fontenay – a TESS company
Mandal Allè 2
5500 Middelfart
Phone: +4575914955
Industrigata 8
P.O.Box 1540
N-3007 Drammen
Phone: +47 32 84 40 00
TESS Singapore
5 Tuas South Avenue 10
Singapore 637008
Phone: +65 6716 9498
TESS Canarias
Muelle Reina Sofia
s/n35008 Las Palmas Port
Phone: +34 654681 161
TESS Aberdeen Ltd.
7 Greenhole Place,
Bridge of Don Aberdeen
Aberdeen AB 238EU – Scotland, UK
Phone: +44 1224 594 050
TESS Hose Management
5006 Railroad Ave.
Deer Park, TX 77536, Houston, US
Phone: +1 8324140932

Company Profile


~ 470 mil EURO (all TESS companies)


more than 1200 (total all TESS companies incl. International)

Average stock value

more than 100 mil EURO


More than 130 service centers all over Norway

  • 1 in Aberdeen
  • 3 in Denmark (Frederikshavn, Esbjerg and Fontenay)
  • 1 in Brazil (Macaè)
  • 1 in Houston
  • 1 in Singapore
  • 1 on Gran Canaria


TESS as was first certified according to the ISO-9001 standard in 1994. Our core products are hoses and cable components, welding and safety/personal safety equipment, with corresponding services.

TESS as has among other things approved welders (NS-EN 287), NTD-personnel within penetrant testing (NS-EN 473), welding approval procedures (NS-EN ISO 15614-1), in addition to type-approved steel hoses. In 2009 we also received certification for our welding activities (NS-EN ISO 3834-2).

The Environmental Management System or EMS (ISO-14001) was certified for the first time in 2009. The system also covers the Internal Regulation regulations.

  • Quality Certificate ISO-9001:2015
    TESS Singapore
  • EMS Certificate ISO 14001:2015
  • Agreement with respect to installation og pressure testing of type-approved hoses
    Bureau Veritas
  • Agreement with respect to installation of type-approved hoses which are to be steering wheel labeled
    MED-B Sertificate