| Business | Phone |
| Global Laboratories 105 Parkwest Dr, West Monroe 71291 | (318) 323-1535 |
| North Louisiana Criminalistics 101 Cotton St, West Monroe 71291 | (318) 388-0338 |
| American Consultants & Testing 104 Enterprise St, West Monroe 71292 | (318) 324-0073 |
| H & H X-Ray Svc Inc 104 Enterprise St, West Monroe 71292 | (318) 651-0216 |