| Business | Phone |
| Alsenco Inc 213 E Plank Rd, Altoona 16602 | (814) 946-0814 |
| Beaver's Alarm Systems 1015 S Carlisle Ln, Altoona 16602 | (814) 943-8707 |
| Secure-Tec Inc 3513 6th Ave, Altoona 16602 | (814) 696-4404 |
| Smithmyer's Electronics 211 E Bell Ave, Altoona 16602 | (814) 946-9380 |