Web Tec, Inc
USA. Geotextiles and grids for drainage, erosion control, soil stabilization, retaining walls and barrier applications. Also, prefabricated drainage systems and cellular confinement products.
http://www.abg-geosynthetics.com/
http://www.bradley-geotextile.com/
http://www.geosynthetics.colbond.com/
http://www.godfreysofdundee.co.uk/
http://www.huikwang.com/hkc.asp
http://www.maccaferri-usa.com/
http://www.oekon-vegetationstechnik.de/
http://www.sigeosolutions.com/
http://www.taiyokogyo.co.jp/e_index.html