Company record
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This page gathers the company’s published description, taxonomy, status, and official link in one place. It does not make claims about private activity or deal terms.
Startup in Sahin’s portfolio

Mass Magnetics produces high-performance permanent magnets in the United States from domestic and recycled rare-earth feedstocks.
As an angel investor in 234+ startups across 37 markets, I look for companies with exceptional founders, large addressable markets, and clear competitive advantages. Mass Magnetics stood out in the Cleantech space.
Company record
This page gathers the company’s published description, taxonomy, status, and official link in one place. It does not make claims about private activity or deal terms.