Advanced Drainage Systems Named by Newsweek as one of America's Most Responsible Companies in 2024

Advanced Drainage Systems, Inc. (NYSE: WMS) ("ADS" or the "Company"), a leading provider of innovative water management solutions in the stormwater and onsite septic wastewater industries, announced it has been named to Newsweek's list of America's Most Responsible Companies 2024. For the second consecutive year the company was recognized for its commitment to environmental, social and corporate governance efforts.

"ADS is once again honored to be recognized as one of the country's most responsible companies," said ADS President and CEO Scott Barbour. "The company's promise to protect and manage water, the world's most precious resource, and to safeguard the environment and communities where we live and work is unwavering. This prestigious recognition not only reinforces the gains we are making in this area, but also the ongoing opportunity we have to meaningfully contribute to our society."

The America's Most Responsible Companies award is presented by Newsweek and Statista Inc., the world-leading statistics portal and industry ranking provider. The awards list was announced on December 6, 2023, and can currently be viewed on Newsweek's website. America's Most Responsible Companies ranking focuses on a holistic view of corporate responsibility that considers all three pillars of ESG: Environment, Social, and Corporate Governance. The analysis is based on KPI research and a public survey. The final list recognizes the top 600 most responsible companies in the United States, spanning 14 industries.

To learn more, view ADS' most recent sustainability report highlighting the company's ongoing commitment to the environmental, operational and social impact of sustainability. Additional information about how the company manages the world's most precious resource, water, through sustainable solutions is also available at adspipe.com/our-reason-is-water.

About Advanced Drainage Systems

Advanced Drainage Systems is a leading manufacturer of innovative stormwater and onsite septic wastewater solutions that manages the world's most precious resource: water. ADS and its subsidiary, Infiltrator Water Technologies, provide superior stormwater drainage and onsite septic wastewater products used in a wide variety of markets and applications including commercial, residential, infrastructure and agriculture, while delivering unparalleled customer service. ADS manages the industry's largest company-owned fleet, an expansive sales team, and a vast manufacturing network of approximately 70 manufacturing plants and 40 distribution centers. The company is one of the largest plastic recycling companies in North America, ensuring over half a billion pounds of plastic is kept out of landfills every year. Founded in 1966, ADS' water management solutions are designed to last for decades. To learn more, visit the company's website at www.adspipe.com.