Thompson Duke Industrial, LLC is an original equipment manufacturer and a member of the National Cannabis Industry Association. Our Portland, Oregon operation designs, manufactures and distributes a line of patented, cETLus Certified and GMP-ready filling machines specifically designed for filling cannabis oil vaporizer devices, alongside mouthpiece fastening machines and process performance and data reporting systems. With over 1,200 filling machines deployed in the cannabis industry, Thompson Duke Industrial is the leader in cannabis oil vaporizer device filling and capping equipment. The complete line of filling and capping machinery enables cannabis processors to be more successful by increasing accuracy, consistency, efficiency and overall throughput of vaporizer device fulfillment operations. Thompson Duke Industrial is a wholly owned subsidiary of Portland Engineering, Inc.