| Business | Phone |
| Champion Security & Electronic 2135 Dorchester Rd, North Charleston 29405 | (843) 566-9141 |
| Imperial Security Inc 2810 Ashley Phosphate Rd, North Charleston 29418 | (843) 572-3191 |
| Pro Security Corp 1032 E Montague Ave, North Charleston 29405 | (843) 554-7808 |
| Security Systems Of Charleston 2001 Helm Ave, North Charleston 29405 | (843) 554-6389 |