2011 : Synfiber AS - Professor Birkelandsvei 35 - P.O. Box12, Leirdal - N-1008 Oslo, NorwayPhone:+47 23 17 75 00 - Telefax: +47 23 17 75 01 - E-mail: kundeservice@synfiber.no
2011 : Synfiber AS - Professor Birkelandsvei 35 - P.O. Box12, Leirdal - N-1008 Oslo, Norway