MSA
Mine Safety Incorporated
stock NYSE

established in 1914, msa is the world's leading manufacturer of safety products designed to protect people throughout the world. many msa products, while simple to use and maintain, are sophisticated in design in that they typically integrate any combination of electronics, mechanical systems and advanced materials to protect users against hazardous or life-threatening situations. with headquarters located in cranberry twp, pennsylvania, msa employs approximately 5,000 associates and maintains operations that extend around the world. these resources include manufacturing operations on five continents, major r&d centers in the us, germany and china, and more than 40 international locations that help protect lives in more than 140 countries. a publicly held company, msa's stock is traded over the nyse exchange under the symbol msa. the company has annual revenues of approximately $1 billion and has achieved record growth in revenue in 8 of the past 10 years.