Headquartered in St. Louis, Missouri, US, Perimeter Solutions is a major manufacturer of fire safety chemicals, and phosphorus pentasulfide, a key material required for anti-wear components of engine oil.

Perimeter Solutions, manufactures its world-class products in the US, Canada, France, Spain, Germany, and Australia and supplies products to fire management and firefighting organizations and major engine specialty product producers around the world. 


Headquartered in St. Louis, Missouri, US

Fire Safety Product Manufacture Americas

‒ Green Bay, WI
‒ Kamloops, BC
‒ McClellan, CA
‒ Moreland, ID
‒ Post Falls, ID
‒ Rancho Cucamonga, CA
‒ Sturgeon County, AB


‒ Aix en Provence France
‒ Mieres Spain

Asia Pacific

‒ Sydney Australia

Specialty Products Manufacture

– Sauget, IL (USA)
– Knapsack, Germany