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 |
|---|---|---|---|
| #1 BACKFLOW PROS | Official Arvada certified backflow tester entry | Officially listed on the Arvada tester PDF | 2026-04-05 |
| J AND M BACKFLOW TESTING, LLC | Official Arvada certified backflow tester entry | Officially listed on the Arvada tester PDF | 2026-04-05 |
| LAKEWOOD PLUMBING & HEATING LLC | Official Arvada certified backflow tester entry | Officially listed on the Arvada tester PDF | 2026-04-05 |