| Business | Phone |
| Fomulation Inc 1851 W Carroll Ave, Chicago 60612 | (312) 243-4035 |
| Cedar Concepts Corp 4342 S Wolcott Ave, Chicago 60609 | (773) 890-5790 |
| Chemcraft Industries Inc 2345 W Roscoe St, Chicago 60618 | (773) 929-6800 |
| Unichem Corp 1201 W 37th St, Chicago 60609 | (773) 376-8873 |
| Xttrium Laboratories Inc 415 W Pershing Rd, Chicago 60609 | (773) 268-5800 |
| Portion-Pac Chemical Corp 400 N Ashland Ave 1, Chicago 60622 | (312) 226-0400 |
| J F Daley Intl Ltd 5301 S Cicero Ave, Chicago 60632 | (773) 284-9189 |