FIR Group: http://fir-group.com/
Hungaro-Len: http://www.hungarolen.hu/index.php?option=com_content&view=frontpage&Itemid=1&lang=en
Safilin: http://www.safilin.fr/
Spinnerij-Lambrecht: http://www.spinnerij-lambrecht.be/site/products.php?l=en
Shi Bui: http://www.shibuiknits.com/Yarn/Colorways.php?Yarn=Linen
EuroFlax: http://www.louet.com/category/Euroflax/Euroflax
Rowan Pure Linen Yarn: http://www.paradisefibers.com/rowan-pure-linen-yarn.html
Lit Yarn: http://www.goodyarnshop.com/index/linen/0-6
Halcyon Yarn: https://halcyonyarn.com/yarn/1781010M/newport-162-linen-yarn