| Business | Phone |
| Chicago Dryer Co 2210 N Pulaski Rd, Chicago 60639 | (773) 235-4430 |
| Kentex Corp 1201 W 37th St, Chicago 60609 | (773) 376-8866 |
| United Floor Machine Co 7715 S South Chicago Ave, Chicago 60619 | (773) 734-0848 |
| Sharper Finish Inc 4500 W Augusta Blvd, Chicago 60651 | (773) 276-4800 |