1. GEO Specialty Chemicals 401 S Earl Ave, Lafayette, IN 47904 Coordinate: 40.41311,-86.86018 Phone: (765) 448-9412
2. Evonik Degussa 1650 Lilly Rd, Lafayette, IN 47909 Coordinate: 40.3917,-86.93458 Phone: (765) 477-4300