 HILLIARD, Ohio--BUSINESS WIRE--Advanced Drainage Systems, Inc. NYSE: WMS ADS or the Company, a leading provider of innovative water management solutions in the stormwater and on-site septic waste water industries today announced financial results for the third quarter ended December 31, 2020. Third Quarter Fiscal 2021 Results Net sales increased 23.6 to 486.1 million Net income increased 128.4 to 54.0 million Adjusted EBITDA Non-GAAP increased 52.1 to 138.9 million Year-to-Dat 