Advanced Drainage Systems
Advanced Drainage Systems, Inc., (NYSE: WMS) (ADS) is the world’s largest producer of corrugated HDPE pipe. In addition to N-12® pipe, and SaniTite® HP and HP Storm pipe, the company offers a complete line of fittings and accessories including StormTech® storm water chambers, Nyloplast® drainage structures, INSERTA TEE®, and geotextiles.