Official list entries
Authority-first tester table
Use the governing authority list first. Provider profiles and sponsor routing remain secondary to the official approval context.
| Full name | License notes | Company or label | Review date |
|---|---|---|---|
| Air & Water Factor | Official tester listed by Phoenix and also carried on Mesa and Avondale utility rosters for the metro cluster. | Officially listed across multiple Phoenix-metro utility tester lists. | 2026-04-05 |
| Backflow Prevention Device Inc | Official tester listed by both Avondale and Glendale; this profile covers the shared West Valley footprint. | Officially listed on Avondale and Glendale tester rosters for the West Valley cluster. | 2026-04-05 |
| Affordable Fire & Safety LLC | Official Avondale approved tester entry | Officially listed on the Avondale approved tester PDF | 2026-04-05 |