| Business | Phone |
| Professional Chemicals Corp 325 S Price Rd, Chandler 85224 | (480) 899-7000 |
| Coating Systems Inc 211 E Chilton Dr, Chandler 85225 | (480) 503-0267 |
| Degussa Construction Chemicals 6150 W Chandler Blvd, Chandler 85226 | (480) 403-6900 |
| Gem Microelectronic Materials 2877 N Nevada St # 100, Chandler 85225 | (480) 926-1222 |