HJ3 Composite Technologies, L.L.C. is a technology transfer from the University of Arizona. Over the last decade, HJ3’s products have been used in more than 10,000 applications worldwide, with over 3,000,000 square feet of carbon fiber installed. HJ3’s materials achieve the highest strength-per-ply when compared to competitors’ materials and are supported by the most extensive application and durability testing in the industry (Patent #5,640,825).

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About HJ3

Engineering Services


Clients and Approvals

Worldwide Network


Community Service


HJ3 Provides On-Site Training, Including ASME PCC-2 Certification Training for its Certified Installer Network