| Business | Phone |
| Harlan E Moore Heart Research 503 S 6th St, Champaign 61820 | (217) 359-0002 |
| Kim Laboratories Inc 60 Hazelwood Dr, Champaign 61820 | (217) 337-6666 |
| Redwood Toxicology Lab 122 W Hill St, Champaign 61820 | (217) 359-6781 |
| Smartspark Energy Systems Inc 60 Hazelwood Dr, Champaign 61820 | (217) 344-6044 |
| Healthy Homes Environmental 1009 W Springfield Ave, Champaign 61821 | (217) 352-6653 |
| Ries Labs Inc 3000 Research Rd, Champaign 61822 | (217) 359-8800 |