WMS vs AOS Comparison

Advanced Drainage Systems Inc designs, manufactures and markets water management solutions in the stormwater and onsite wastewater industries, providing superior drainage solutions for use in the construction and agriculture markets. The company's products are used across a broad range of end markets and applications, including non-residential, residential, infrastructure and agriculture applications. It has two reportable segments: Stormwater and Wastewater. It derives the majority of revenue from the Stormwater segment, which manufactures and markets thermoplastic corrugated pipe and complementary products, including single wall pipe, N-12 HDPE pipe, polypropylene pipe, StormTech, Nyloplast, Inserta Tee, water quality filters and structures, and NDS channel drains, and access boxes.

A.O. Smith manufactures a broad lineup of water heaters, boilers, and water treatment products. The company has two reporting segments: North America (80% of sales) and rest of world (20% of sales). A.O. Smith is the leading manufacturer of water heaters in North America for the residential and commercial markets, with approximately 36% and 52% market share, respectively. Residential water heaters account for most of North American sales and are distributed equally through wholesale and retail channels. Most of A.O. Smith's international revenue is from China, a market the company entered in the mid-1990s.