Since its formation in 2009, Buffalo-based CerMedia LLC has manufactured highly porous ceramic structures that give beneficial bacteria a place to grow for biological filtration. Its MarinePure media serves aquariums, ponds, and aquaculture, while BioVast brings the same open-pore ceramic approach to industrial wastewater and waste-gas remediation. The company operates more than 10,000 square feet of manufacturing space in Buffalo’s historic Black Rock neighborhood and reports more than 2,000 clients worldwide.