MSA Safety Incorporated MSA

MSA Company Overview

MSA Safety Incorporated (NYSE: MSA) is a global manufacturer of safety products and technology solutions designed to protect workers and facility infrastructure in hazardous environments. The company operates primarily in the industrial safety, fire service, construction, utilities, military, and oil and gas sectors. MSA develops and manufactures products used for respiratory protection, gas and flame detection, firefighter safety, industrial head protection, and connected worker technologies. Its revenue base is diversified across industrial and fire service customers, with demand supported by workplace safety regulations, infrastructure spending, and replacement cycles for mission-critical protective equipment.

The company traces its origins to 1914, when mine safety engineer John T. Ryan Sr. and George H. Deike founded Mine Safety Appliances Company following a mining disaster in Pennsylvania. Over time, MSA expanded from mining safety lamps and respirators into broader industrial and fire service safety equipment markets. The company rebranded to MSA Safety Incorporated in 2014 to reflect its broader portfolio and global reach. MSA’s strategic positioning is supported by strong brand recognition in firefighter and industrial safety markets, a significant installed base of equipment, and recurring demand for replacement products, sensors, and service-related offerings.