| Business | Phone |
| Allstate Mapping & Surveying 14279 Route 30, North Huntingdon 15642 | (724) 863-8558 |
| Barry Sakal Land Surveying 241 Jennie Dr, North Huntingdon 15642 | (724) 863-3491 |
| Territ & Assocs Inc 10925 Kelso Dr, North Huntingdon 15642 | (724) 863-6984 |