Exhibit 99.1 Perimeter Solutions Reports Fourth Quarter 2023 Financial Results February 22, 2024 2023 Fire Safety Revenue, Adjusted EBITDA, and Adjusted EBITDA margin roughly flat versus 2022, despite an almost 50% reduction in U.S. acres burned ex-Alaska 2023 Specialty Products' financial results impacted by inventory destock activity throughout the year Repurchased 6.3 million shares in Q4 at an average price of $4.21; new $100M repurchase authorized Clayton, Missouri, February 22, 2024 – Perimeter Soluti ...

Certain statements in this presentation and discussion are forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 and are based on Perimeter Solutions, SA's (the "Company") expectations, intentions and projections regarding the Company's future performance, anticipated events or trends and other matters that are not historical facts. Words such as "anticipate," "estimate," "expect," "forecast," "project," "plan," "intend," "believe," "may," "should," or similar ...

Perimeter Solutions, SA (NYSE:PRM) Q3 2023 Earnings Conference Call November 9, 2023 8:30 AM ET Brian DiRubbio - Baird Seth Barker - Head, Investor Relations Haitham Khouri - Chief Executive Officer Chuck Kropp - Chief Financial Officer Operator I will now turn the conference over to Seth Barker, Head of Investor Relations. Thank you. You may begin. Thank you, operator. Good morning, everyone, and thank you for joining Perimeter Solutions' Third Quarter 2023 Earnings Call. Speaking on today's call are Haith ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 __________________________ FORM 10-Q __________________________ (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number 001-41027 _______________________________ PERIMETER SOLU ...

August 3, 2023 2 Disclaimer Certain statements in this presentation and discussion are forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 and are based on Perimeter Solutions, SA's (the "Company") expectations, intentions and projections regarding the Company's future performance, anticipated events or trends and other matters that are not historical facts. Words such as "anticipate," "estimate," "expect," "forecast," "project," "plan," "intend," "believe," ...

Seth Barker - Head of Investor Relations Haitham Khouri - Chief Executive Officer Chuck Kropp - Chief Financial Officer Perimeter Solutions, SA (NYSE:PRM) Q2 2023 Earnings Call August 3, 2023 8:30 AM ET Company Participants Conference Call Participants Josh Spector - UBS Brian DiRubbio - Baird Daniel Kutz - Morgan Stanley Operator Ladies and gentlemen, good morning, and welcome to the Perimeter Solutions Second Quarter 2023 Earnings Conference Call. At this time all participants are in a listen-only mode. A ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 __________________________ FORM 10-Q __________________________ (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number 001-41027 _______________________________ PERIMETER SOLUTIONS ...

Company Participants Greetings. Welcome to the Perimeter Solutions Q1 2023 Earnings Call. [Operator Instructions] Please note, this conference is being recorded. I will now turn the conference over to your host, Seth Barker. You may begin. Haitham Khouri Turning now to Specialty Products. As expected, the pronounced inventory destock activity we experienced in the latter part of the fourth quarter carried over into the first quarter, which is clear in our lower Q1 2023 revenue versus Q1 of 2022. Also as exp ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 __________________________ FORM 10-Q __________________________ (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number 001-41027 _______________________________ PERIMETER SOLUTION ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ________________________ FORM 10-K ________________________________ x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number 001-41027 _______________________________ PERIMETER SOLUTIONS, SA (Exact na ...