Perimeter Solutions 

Perimeter Solutions, Inc. is a global manufacturer and supplier specializing in fire suppression products and chemical additives for lubricants. Its operations are organized into two main divisions: Fire Safety and Oil Additives. The Fire Safety division provides a wide array of fire retardants, specialized firefighting foams, and related equipment and services. Its diverse customer base includes federal, state, provincial, and municipal government agencies, alongside commercial clients. The Oil Additives segment is dedicated to the production of Phosphorus Pentasulfide, a key component primarily used in the development of various lubricant additives, most notably the Zinc Dialkyldithiophosphates family. The company's offerings are marketed under prominent brand names such as PHOS-CHEK, FIRE-TROL, AUXQUIMIA, SOLBERG, and BIOGEMA. Perimeter Solutions, SA was established in 1963 and is headquartered in Clayton, Missouri.