| Business | Phone |
| Buddy Products 1350 S Leavitt St, Chicago 60608 | (312) 733-6495 |
| Lask Seating Co 3700 S Iron St, Chicago 60609 | (773) 254-3448 |
| Kimball Office Furniture Co 325 N Wells St 100, Chicago 60610 | (312) 644-8144 |
| Richardson Seating Corp 2545 W Arthington St, Chicago 60612 | (312) 829-4040 |
| Office Concepts Inc 965 W Chicago Ave, Chicago 60622 | (312) 942-1100 |
| Mid Continent Office Distr 4800 S Central Ave, Chicago 60638 | (708) 924-6010 |
| Harter Furniture 222 Merchandise Mart 1140, Chicago 60654 | (312) 527-4886 |
| Haworth Inc 222 Merchandise Mart 312, Chicago 60654 | (312) 644-3983 |
| Peebles & Assoc 222 Merchandise Mart 336, Chicago 60654 | (312) 467-1498 |
| Sickler Organization 222 Merchandise Mart 10-1, Chicago 60654 | (312) 661-1820 |
| Steelcase Inc 222 Merchandise Mart Plz 1032, Chicago 60654 | (312) 321-3720 |
| Vitra Seating Inc 222 Merchandise Mart 360, Chicago 60654 | (312) 645-1245 |
| R-4 Services 1301 W 35th St, Chicago 60609 | (773) 847-0341 |
| Hon Co 222 Merchandise Mart 1130, Chicago 60654 | (312) 467-0725 |