We operate one of the world’s most advanced facilities for designing, testing and manufacturing composite Type 4 pressure vessels. After 50 years of fabricating advanced filament-wound composites and 20 years building Type 4 compressed natural gas tanks, we are the global leader in this industry. Our tanks set the standard for excellence in efficiency, safety and durability. We produce cylinders for use in vehicles that run on natural gas or hydrogen, and TITAN™ and SMARTSTORE™ products used for distribution of natural gas.