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ACTIESELSKABET GRANIT

NORTH SEA STONE INDUSTRY AS

BRØDR BERG STENINDUSTRI AS

AS JOHS GRØNSETH & CO

AS JOHS NILSEN & CO

PORSGRUNN PUKKSERVICE AS

EGERSUND GRANITE AS

MELA STEIN AS

NORWEGIAN STONE EXPORT AS

HANEKLEIVA PUKKVERK AS

GEORG TVEIT AS

NORWEGIAN PEARL AS

GRIMNES FJELLSPRENGNING AS

NORWEGIAN ROSE AS

SAGA PEARL AS

VESTFOLD PUKKSERVICE AS

S SIGVARTSEN STEINHUGGERI AS

NORDICSTONE AS

MONZONITE AS

LAHELL NATURSTEIN AS

RØYKEN GRANITT AS

BJØRNDALEN PUKKVERK AS

LARVIKITE AS

TØNSBERG GRANIT AS

FARSJØ STEINTRANSPORT AS

SKIFERTHORSEN AS

NILSEN HOLDING AS

STRANDBERG STEIN AS

WIENERBERGER AS