About us

Leading the Way in Composite Strengthening for Critical Infrastructure

HJ3 Composite Technologies provides patented carbon fiber solutions for critical infrastructure applications worldwide. HJ3's composite systems offer superior strength and durability compared to competing products, and are supported by a team of design and application engineers who specialize solely in engineered composite repairs. Our promise to our customers is to offer same-day calculations and same-day shipping to support the critical nature of our customers' applications.

Why us?

Your Trusted Partner for Fast, High-Quality Solutions Across Industries

HJ3 has a well-earned reputation among its global, Fortune 500 clients as a problem-solving partner that uses its industry agility and uncommon speed to provide solutions, fast.

HJ3 carries its integrity, its grit and its relationship-first approach in its front pocket and never compromises when it comes to quality.

For more than 20 years, HJ3 has become known for providing same-day engineering, same-day shipments and online training to help clients in the food & agriculture, pulp and paper, oil, gas, water and wastewater, mining and power generation industries implement next-day solutions designed to last longer.

Additionally, to support our markets, HJ3 has compiled the most extensive testing portfolio and code-compliance of any company in our industry, often being the pioneer for the use of composites, applications such as high rise structures, steel tanks, wood girders and masonry structures.


Connecting Continents: HJ3's Global Reach and Impact

HJ3's Global Reach: With a presence spanning across continents and industries, HJ3 serves clients worldwide, leveraging its expertise and solutions to address diverse challenges on a global scale.

In it together

Community Involvement

FC Sonora
FC Sonora
Being the title sponsor for the FC Sonora youth soccer league in Tucson is a source of great pride for HJ3. Our commitment goes beyond the pitch – it's about fostering inclusivity and making soccer accessible to all youth, regardless of their circumstances. We believe in the transformative power of sports, and sponsoring FC Sonora aligns perfectly with our values. By supporting this youth soccer league, we are not just investing in the game; we are investing in the development of young minds and the community. HJ3 is honored to be a part of creating opportunities for the youth of Tucson, ensuring that every child has the chance to experience the joy, teamwork, and valuable life skills that soccer brings.
Tucson Roadrunners
Tucson Roadrunners
At HJ3, we take immense pride in our sponsorship of the Tucson Roadrunners hockey team. This collaboration is more than just a partnership; it's a testament to our dedication to the local community and the vibrant sports culture in Tucson. By supporting the Roadrunners, we aim to contribute to the team's success while also enhancing the overall sports experience for fans in our community. Seeing our logo proudly displayed alongside the Roadrunners emblem is a source of great pride for us, as it symbolizes our shared commitment to excellence, resilience, and community engagement. At HJ3, we believe in going beyond corporate boundaries and actively contributing to the enrichment of the communities we serve.
FC Tucson
FC Tucson
HJ3 is a proud sponsor of FC Tucson, supporting the team's journey in professional soccer. This partnership is more than just a business collaboration; it's a shared commitment to excellence, passion for the sport, and the vibrancy of the Tucson community. By aligning ourselves with FC Tucson, we are not only endorsing a team but investing in the growth and success of soccer at a professional level in our city. HJ3 is excited to contribute to the excitement and energy that FC Tucson brings to the local soccer scene, and we look forward to a continued partnership that champions the values of teamwork, dedication, and community spirit.
Arizona Wildcats
Arizona Wildcats
HJ3's journey, originating as a technology transfer from the University of Arizona, fills us with immense pride. The symbiotic relationship between our innovative solutions and the university's research prowess laid the foundation for our success. We are grateful for the academic roots that shaped our company, and it's a source of pride for us to maintain a strong connection with the University of Arizona. Supporting U of A athletics is not just a sponsorship for HJ3; it's a reflection of our commitment to fostering excellence, teamwork, and community spirit. Being part of the Wildcat family fuels our enthusiasm for innovation and collaboration, and we are honored to contribute to the university's academic and athletic legacy.

Committed to You: HJ3's Unwavering Dedication to Our Customers

Building Stronger
Speed to
Stronger and More Durable Repairs
We're There Through Repair
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