| Business | Phone |
| Woolpert Design Llp 2400 Science Pkwy, Okemos 48864 | (517) 349-2644 |
| Ch2m Hill 2127 University Park Dr, Okemos 48864 | (517) 347-3404 |
| Secor International Inc 2321 Club Meridian Dr E, Okemos 48864 | (517) 349-9499 |
| Quantech Global Svc Llc 2123 University Park Dr 150, Okemos 48864 | (517) 336-6940 |
| National Bridge Co 4556 Arrowhead Rd, Okemos 48864 | (517) 347-6167 |
| Hardesty & Hanover 2140 University Park Dr 290, Okemos 48864 | (517) 381-1772 |
| Ljb Inc 2133 University Park Dr, Okemos 48864 | (517) 349-9280 |