The AZEK® Company Announces Upcoming Investor Conference Schedule

The AZEK Company Inc. (NYSE: AZEK) ("AZEK" or the “Company”), the industry-leading manufacturer of beautiful, low-maintenance and environmentally sustainable outdoor living products, including TimberTech® decking and railing, Versatex® and AZEK® Trim, and StruXure® pergolas, announced today that Company management will participate in the following investor conferences:

• J.P. Morgan 2024 Homebuilding and Building Products Conference Date: Tuesday, May 14, 2024 Location: New York, NY Presentation Time: 11:30am ET Management Participation: Peter Clifford, SVP, Chief Operations Officer & Chief Financial Officer and Jonathan Skelly, President – Residential and Commercial

• BofA Securities Housing Symposium 2024 Date: Tuesday, June 4, 2024 Location: New York, NY Management Participation: Jesse Singh, President and Chief Executive Officer

• Baird 2024 Global Consumer, Technology & Services Conference Dates: Wednesday, June 5, 2024 Location: New York, NY Presentation Time: 2:00pm ET Management Participation: Jesse Singh, President and Chief Executive Officer

• William Blair 44th Annual Growth Stock Conference Dates: Wednesday, June 5, 2024 Location: Chicago, IL Presentation Time: 2:40 CT Management Participation: Peter Clifford, SVP, Chief Operations Officer & Chief Financial Officer and Jonathan Skelly, President – Residential and Commercial

The Company’s presentation at the J.P. Morgan 2024 Homebuilding and Building Products Conference, Baird 2024 Global Consumer, Technology & Services Conference and William Blair 44th Annual Growth Stock Conference will be broadcast live over the internet and can be accessed through the Company's website, investors.azekco.com. To listen to the live presentation, please go to the "Investors" section of the website at least 15 minutes prior to the start of the broadcast to register and download any necessary audio software. For those who are not able to listen to the live broadcast, a replay will be available shortly following the conference on our website and will be accessible for a limited time.

To find additional information about AZEK including the most recent investor presentation please visit investors.azekco.com.

About The AZEK® Company

The AZEK Company Inc. (NYSE: AZEK) is the industry-leading designer and manufacturer of beautiful, low maintenance and environmentally sustainable outdoor living products, including TimberTech® decking and railing, Versatex® and AZEK® Trim, and StruXure® pergolas. Consistently awarded and recognized as the market leader in innovation, quality, aesthetics and sustainability, our products are made from up to 85% recycled material and primarily replace wood on the outside of homes, providing a long-lasting, eco-friendly, and stylish solution to consumers. Leveraging the talents of its approximately 2,000 employees and the strength of relationships across its value chain, The AZEK Company is committed to accelerating the use of recycled material in the manufacturing of its innovative products, keeping hundreds of millions of pounds of waste and scrap out of landfills each year, and revolutionizing the industry to create a more sustainable future. The AZEK Company has recently been named one of America’s Climate Leaders by USA Today, a Top Workplace by the Chicago Tribune and U.S. News and World Report, and a winner of the 2024 Real Leaders® Impact Awards. Headquartered in Chicago, Illinois, the company operates manufacturing and recycling facilities in Ohio, Pennsylvania, Idaho, Georgia, Nevada, New Jersey, Michigan and Minnesota. For additional information, azekco.com.

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Investor Relations Contact: Eric Robinson 312-809-1093 [e-mail]