Perimeter Solutions (NYSE: PRM) (“Perimeter” or the “Company”), producers of PHOS-CHEK® long-term fire retardant and other high-quality firefighting products and lubricant additives, announced today it will release its financial results for the fourth quarter 2022 on Tuesday, February 28, 2023, before the market opens.

The Company will host a conference call to discuss these results at 8:30 a.m. ET on the same day. The presentation will be led by Vice Chairman Haitham Khouri, CEO Edward Goldberg and CFO Charles Kropp.

The live webcast of the call can be accessed through Perimeter’s investor relations website at https://ir.perimeter-solutions.com/ and as follows:

When: Tuesday February 28, 2023, at 8:30 AM (ET)

Dial-in Number: 877-407-9764 (Toll-Free), 201-689-8551 (Toll) (No access code needed)

Conference Name: Perimeter Solutions Fourth Quarter 2022 Earnings Call

Materials Available At: https://ir.perimeter-solutions.com/

Replay Available: Tuesday, February 28, 2023 to March 30, 2023 (11:59 PM ET)

Replay Number: 877-660-6853 / 201-612-7415

Internet Access: https://event.choruscall.com/mediaframe/webcast.html?webcastid=x4vzeBv2

About Perimeter Solutions

Headquartered in St. Louis, Missouri, Perimeter Solutions (NYSE: PRM) is a premier global solutions provider, producing high-quality firefighting products and lubricant additives. The company develops products that impact critically important issues of life – issues where there often is no room for error and the job doesn’t offer second chances. At Perimeter, we characterize the solutions we develop as ‘Trusted Solutions that Save’ – because it underscores what we are trying to accomplish for our customers and the world at large. Perimeter Solutions produces major brands known throughout the world like PHOS-CHEK® and FIRE-TROL® retardant, foam concentrates and gel products; AUXQUIMIA® and SOLBERG® firefighting foam concentrates; and BIOGEMA® extinguishing agents and retardants. For more info on how we use our experience, responsibility, and integrity to deliver trusted solutions that help improve firefighting performance, visit: www.perimeter-solutions.com.​

Investor Relations Contact:

Seth Barker

VP of Financial Planning and Analysis, Head of Investor Relations

ir@perimeter-solutions.com

Contact Details

Resource Advantage

Barbara A. Mecchi-Knoll

bmecchi@resourceadvantage.com

Company Website

http://www.perimeter-solutions.com/