| Business | Phone |
| Beck Carton Corp 311 E Chicago St, Milwaukee 53202 | (414) 273-2552 |
| Graphic Packaging Intl Inc 161 W Wisconsin Ave 161, Milwaukee 53203 | (414) 278-6040 |
| Smurfit-Stone Container Corp 2800 W Custer Ave, Milwaukee 53209 | (414) 462-4660 |
| Rock-Tenn Co 1900 W Cornell St, Milwaukee 53209 | (414) 562-7700 |