GSI's Mission is to develop and transfer knowledge, assess and critique geosynthetics, and provide services to the member organizations.

The Geosynthetic Institute (GSI) is a consortium of organizations interested in, and involved with, geosynthetics.  All types of polymeric geosynthetic materials are involved: geotextiles, geomembranes, geogrids, geonets, geocomposites, geosynthetic clay liners, geopipe, geocells, and geofoam. The organizations include federal and state governmental agencies, facility owners, designers, consultants, QC and QA organizations, testing laboratories, resin and additive suppliers, manufacturers, manufacturer's representatives and installation contractors. GSI currently consists of 71 member organizations of which ca. 45% are international.

Next GSI Course / Webinar

GSI W-4 MSE Wall Inspection
When
: March 20, 2019 - Register Now!

GSI W-23 Geotextile Filters; Concerns and Issues
When
: April 10, 2019 - Register Now!