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 |
|---|---|---|---|
| Servworx Plumbing | Official Tempe registered testing company entry | Officially listed on the Tempe tester PDF | 2026-04-05 |
| Sonoran Backflow Services | Official Tempe registered testing company entry | Officially listed on the Tempe tester PDF | 2026-04-05 |
| Summit Fire Protection | Official Tempe registered testing company entry | Officially listed on the Tempe tester PDF | 2026-04-05 |