CSE Corporation

Primary NAICS Code

333131

Headquarters

Export, PA

UEI

RJ3XFJ6MUBQ3

CAGE

0BDA1

Founded in 1969 servicing and repairing mining safety equipment, CSE Corporation now designs and manufactures industrial safety equipment for hazardous environments at its U.S. facility in Export, Pennsylvania. The company helped pioneer carriable self-contained self-rescuers and is known for emergency breathing systems and gas detection equipment used in mining, tunneling, rescue, and industrial work. CSE also provides product training and in-house certified repair services, keeping its equipment supported long after it leaves the factory.

• CBS EquipmentFounded in 2004 by chemical engineer Ed Roscioli, West Virginia-based CBS Equipment designs, builds and repairs mining equipment, with a particular focus on underground mine safety. The family-owned company invented and holds the patent for the LifeShelter inflatable refuge shelter, with more than 1,600 licensed shelters operating worldwide, and also develops custom equipment through its engineering and consulting work. CBS describes its approach as equipment engineered and built by miners for miners, backed by more than 30 years of mining-industry experience.BEAVER, WV
• Biomarine IncFounded in 1969 by engineers who helped develop breathing systems for the moon missions, Biomarine designs and manufactures closed-circuit self-contained breathing apparatus for specialized rescue teams. Its Pennsylvania-made BioPak 240R provides four hours of positive-pressure protection when standard SCBA cannot meet the demands of mine, tunnel, hazmat, and heavy-rescue operations. Biomarine became a wholly owned subsidiary of CSE Corporation in 2020 and now operates from Export, Pennsylvania.339113EXPORT, PA
• Industrial ScientificIndustrial Scientific makes connected gas detectors and safety software for hazardous workplaces, extending its work from methane-detection instrumentation into remote monitoring and safety management. Born in 1976 as the research division of National Mine Service and operating as an independent company since 1985, it developed the first three-gas, six-gas, and wireless gas monitors. The Pittsburgh-based company has more than 1,300 employees worldwide and holds ISO 9001, ISO 14001, and ISO 45001 certifications.PITTSBURGH, PA
• GMS Mine Repair & MaintenanceFounded in 1980 and headquartered in Oakland, Maryland, GMS Mine Repair & Maintenance is a mining and tunneling contractor that delivers underground and surface mine development, engineering support, and custom-fabricated mining equipment across North America. Its engineer-led crews work from 16 regional offices in the U.S. and Canada, combining field execution with in-house fabrication for site-specific needs. GMS also emphasizes formal safety training through its American Mining Academy and a safety culture built into daily operations.OAKLAND, MD