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Safety Designers

Safety Engineering International is a vehicle safety engineering company. Our design engineers have years of experience in rollover accident investigation and dynamic vehicle testing which allows them to gain a better understanding of how injuries occur in rollovers and what precautions can be taken to prevent serious injuries. 


We specialize in the development of rollover protection equipment for large fleets of vehicles to protect the occupants.

HALOS Trucks

Safety Systems and Research


View our line of Rollover Occupant Protection Systems for many types of vehicles.

Learn about our research and understanding of rollover roof intrusions and injuries.

SEI provides a variety of safety solution services from development to testing and manufacturing.

Companies Working on Safety

These companies trust the lives of their workers with our products:

Put Safety First, Contact us today

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