1. Grayslake Chamber of Commerce & Industry
10 S Seymour Ave, Grayslake, IL 60030
Coordinate: 42.34409,-88.0391
Phone: (847) 223-6888
2. Lumir Research Institute Inc
195 Bluff Ave, Grayslake, IL 60030
Coordinate: 42.34072,-88.05061
Phone: (847) 946-2171
3. The Riverside Foundation
17942 W Greentree Rd, Grayslake, IL 60030
Coordinate: 42.34562,-87.98217
Phone: (847) 986-6141