| Business | Phone |
| Asset Protection Specialist 301 E Genesee Ave, Saginaw 48607 | (989) 755-6555 |
| Conley's Detective & Security 2870 Harrison St, Saginaw 48604 | (989) 753-0591 |
| Conley's Detective & Security 3665 Church St, Saginaw 48604 | (989) 753-0591 |
| D & C Security Systems 1375 Sauk Ln, Saginaw 48638 | (989) 792-9717 |
| F & D Security Svc 2864 Briarwood Dr, Saginaw 48601 | (989) 777-1670 |
| Teachout Security Svc 3240 Christy Way, Saginaw 48603 | (989) 497-8730 |
| Teter Security Assoc Inc 1502 Court St, Saginaw 48602 | (989) 799-1100 |
| Preferred Consulting 2475 Midland Rd, Saginaw 48603 | (989) 790-8895 |