Gaz ve petrol işleme

LADE TRAFIKKSENTER STRAND TORBJ AS

DET NORSKE OLJESELSKAP ASA

REFTEC AS

HEIMDAL RØR AS

INTERNATIONAL PIPE SERVICE AS

K LUND AS

PETROJARL VARG AS

TUNG INVEST AS

AS RØRLEGGER

HAUG OFFSHORE SERVICES AS

ENGSTAD & TARALDSEN RØR AS

NORTH OFFSHORE SUPPLY AS

TEEKAY PETROJARL PRODUCTION AS

GOLAR NOR OFFSHORE AS

KJELL ØIEN AS

MILJØVENTILASJON AS

BYNESET VVS AS

TEKNOBYGG TEKNISKE AS

B SKOTVOLL AS

PETROJARL BANFF AS

ORKDAL VARME OG SANITÆR AS

RIBA AS

H SÆTHER VVS AS

HELGEMO RØRTEKNIKK AS

RØRLEGGEREKSPRESSEN BJØRN SEEM AS

VÆRNES AS

VVS FRIDEN AS

RØRFUNN AS

KJELL LUND AS

BAKCO AS