KEARNEY POINT, N.J.–(BUSINESS WIRE)–PolyGone Systems, a Princeton University spinout focused on microplastic monitoring and removal, announced today that it raised a $4 million Seed round led by FYRFLY Venture Partners, with participation from Tech Council Ventures, Interstate Fusion Ventures, Golden Seeds, and angels. The New Jersey Innovation Evergreen Fund matched $1.65 million of the raise. In parallel, PolyGone formally launched its microplastics analysis service, offering accurate and a