| Business | Phone |
| Advanced Liquid Handling 240 N Milwaukee St, Milwaukee 53202 | (414) 225-0490 |
| Labtech-Midwest 6526 River Pkwy, Milwaukee 53213 | (414) 443-1500 |
| Sorvall Centrifuges Div 1363 N Prospect Ave, Milwaukee 53202 | (414) 283-0077 |
| Rch & Assoc Inc 4619 S 46th St, Milwaukee 53220 | (414) 282-9410 |