| Business | Phone |
| Discovery Research Intl 2901 W Kk River Pkwy # 414, Milwaukee 53215 | (414) 385-8680 |
| Global Research & Development 152 W Wisconsin Ave, Milwaukee 53203 | (414) 225-9115 |
| Ice Age Research Assoc Inc 1659 N Jackson St, Milwaukee 53202 | (414) 221-9030 |
| Institute On Aging & Environ Po Box 413, Milwaukee 53201 | (414) 229-2991 |
| Interstate Research & Dev Corp 152 W Wisconsin Ave, Milwaukee 53203 | (414) 271-5411 |
| Rogers Center For Research 11101 W Lincoln Ave, Milwaukee 53227 | (414) 328-3706 |