| Naics index | Naics index description |
|---|---|
| 541350 | Energy efficiency inspection services |
| 541350 | Home inspection services |
| 541350 | Inspection bureaus, building |
| 541350 | Inspection services, building or home |
| 541350 | Prepurchase home inspection services |
| 541360 | Aerial geophysical surveying services |
| 541360 | Electrical geophysical surveying services |
| 541360 | Electromagnetic geophysical surveying services |
| 541360 | Geological surveying services |
| 541360 | Geophysical mapping services |