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Mass Magnetics
ActiveUSA-made magnetics for aerospace, robotics and defense.
S26·Summer 2026·Industrials·Boston, MA, USA·Team of 3
About
Mass Magnetics turns recycled rare-earth scrap into high-performance permanent magnets, made in America. The materials we supply are the backbone of electric motors, sensors, speakers, hard drives, and electronics. Our process enables DFARS-compliant magnets for defense, aerospace, and industrial manufacturers who demand domestic supply without compromising on quality. Operations in Greater Boston, MA (Greentown Labs) and Columbus, IN.