ASHI (American Society of Home Inspectors) vs InterNACHI (International Association of Certified Home Inspectors)
Last verified: 2026-10-20
Most buyers will meet inspectors from one or both. ASHI offers a hard experience floor; InterNACHI offers a buy-back guarantee.
ASHI (American Society of Home Inspectors)
UnscoredWins when: you want proof of a minimum number of inspections.
InterNACHI (International Association of Certified Home Inspectors)
UnscoredWins when: you want a guarantee behind the inspection.
Side by side
| Item | ASHI (American Society of Home Inspectors) | InterNACHI (International Association of Certified Home Inspectors) |
|---|---|---|
| Founded | Not stated on pages read | 1994 |
| Top credential | ASHI Certified Inspector: 250+ fee-paid inspections, NHIE | Certified Professional Inspector |
| Buyer guarantee | None found | Buy-Back Guarantee (conditions apply) |
| Standards | ASHI Standard of Practice | InterNACHI Standards of Practice (rev. Oct 2022) |
Figures are from 2025 10-K and 20-F filings, state attorney general records, or the organization’s own pages where marked. Read 2026-10-20. Neither is scored.
Last verified 2026-10-20. Figures were re-read from the linked sources that day.
View changelog
- Comparison published.
Sources
- American Society of Home Inspectors, About ASHI · accessed 2026-10-20
- American Society of Home Inspectors, Levels of Membership · accessed 2026-10-20
- InterNACHI, About InterNACHI · accessed 2026-10-20
- InterNACHI, Buy-Back Guarantee · accessed 2026-10-20
- InterNACHI, Home Inspection Standards of Practice · accessed 2026-10-20
- InterNACHI, home page · accessed 2026-10-20