MSA

With help from Thomas Edison in 1914, the MSA (Mine Safety Appliances) company was formed in Pittsburgh, PA. Since its inception, MSA Safety Inc. has provided highly sophisticated safety products that protect workers from hazardous materials. MSA’s comprehensive product line is used by workers around the world in a broad range of markets, including the oil, gas and petrochemical industry, the fire service, the construction industry, mining, and the military. MSA offers gas monitoring and detecting instruments, filter-type respirators, gas masks, and other breathing apparatuses.