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About us
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EXEN Holdings LLC is a privately held company. The company roots date back to 2006, and since then our grand purpose has been to power a cleaner tomorrow with advanced technology that will change the way the world moves.  

With focal point on inherent advantages of hydrogen, oxyhydrogen, air and diesel fuel, we developed and patented systems operating with combustion engines and significantly improving their fuel efficiency gain.



401 East Jackson St, Suite 2340

Tampa, FL 33602

Phone: (941)-770-3117, Fax (941)-770-3118


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