SiteOne® Landscape Supply, Inc. (the “Company”) (NYSE: SITE), the largest and only national full product line wholesale distributor of landscape supplies in the United States, today announced that the Company will release its first quarter 2026 results before the market opens on Wednesday, April 29, 2026. The Company will hold a conference call to discuss the results at 8:00 a.m. (ET) that same day.

Interested investors and other parties can listen to a webcast of the live conference call by logging onto the Investor Relations section of the Company's website at http://investors.siteone.com. The online replay will be available on the same website immediately following the call.

The conference call can also be accessed by dialing 877-704-4453 (domestic) or 201-389-0920 (international), or by clicking on this link for instant telephone access to the call. A telephonic replay will be available approximately three hours after the call by dialing 844-512-2921, or for international callers, 412-317-6671. The passcode for the replay is 13759555. The replay will be available until 11:59 p.m. (ET) on May 13, 2026.

About SiteOne Landscape Supply, Inc.

SiteOne Landscape Supply, Inc. (NYSE: SITE), is the largest and only national full product line wholesale distributor of landscape supplies in the United States and has an established presence in Canada. Its customers are primarily residential and commercial landscape professionals who specialize in the design, installation and maintenance of lawns, gardens, golf courses and other outdoor spaces. https://www.siteone.com/

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