MSA Safety Inc (MSA) is a developer, manufacturer and supplier of safety products. Its product portfolio includes breathing apparatus, portable gas detection instruments, fixed gas and flame detection systems, firefighter helmets, industrial head protection products, and protective apparel and fall protection devices. Breathing apparatus includes self-contained breathing apparatus (SCBA), face masks and respirators. The company’s products find applications in oil and gas, construction, industrial manufacturing, fire service, mining, utilities, and military markets.

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MSA operates several sophisticated research and development facilities to achieve and maintain market-leading positions. The company's dedication to innovation and research and development enables it to produce state-of-the-art safety products and solutions that often exceed industry standards. The company has primary research and development centers in Berlin, Germany; Cranberry Township, PA; Suzhou, China; and Johannesburg, South Africa. The global product development teams, which include cross-geographic and cross-functional members from various areas throughout the company, are responsible for setting product line strategies based on their understanding of customer needs and available technology. This approach allows the company to tailor product offerings and strategies to satisfy distinct customer preferences and industry regulations across different operating segments. Also, MSA's engineers and technical associates work closely with leading standards-setting groups and trade associations to anticipate the impact of new standards on sales and operating results. The primary engineering groups of the company are located in the US, Germany, France, China, and South Africa. These units are responsible for managing the company's research and development activities, including setting product line strategies and tailoring product offerings to meet customer preferences and industry regulations. In FY2025, the company spent US$65.3 million, which as a percentage revenue stood at 3.5%.