| Business Name | Address | |
| Midwest Lock & Key | Po Box 7 Litchfield, IL 62056 |
 |
| Gene R Saathoff Lock Svc | 28 Sassafras Ln Litchfield, IL 62056 |
|
| Gary'S Mobile Security | 1140 Johnson St Carlinville, IL 62626 |
|
| Kriege Hardware | 112 E Vandalia St Edwardsville, IL 62025 |
|
| Metro Lock & Security Inc | 6500 W Main St # 5-17 Highland, IL 62249 |
|