Nittedal
Halcom AS - Nittedal
Halcom AS - Nittedal
Progress Ingeniørfirma AS - Oslo
Inio - Oslo
Elektroinstallatør Granberg og Nordengen AS - Harestua
Hesselbergtak AS - Skedsmokorset
Ulti Tech AS - Kjeller
ELFI - ELEKTRO&FIBER AS - Hakadal
Egil Eng & Co AS - Oslo
Stingray Marine Solutions AS - Oslo
Stera gruppen as - Gardermoen