honduras, I am an independent consultant who formerly worked for a geogrid mfgr/distributor. I can design for you; otherwise, simply enter the tradenames of various geogrids into the search function of your favorite web browser and hit enter! example: Miragrid, Stratagrid, Fortrac
D. Bruce Nothdurft, MSCE, PE, PG, M.ASCE, etc, etc,...
Principal Engineer/Geologist
Atlantic Geoscience & Engineering
Charlotte, NC