Backflow Base / Every state / Pennsylvania / Philadelphia
Backflow testing software for Philadelphia, Pennsylvania.
For testing companies working Philadelphia's 1,573,916 people: booking, routes, the field test, and the report to the water system.
Water systems based in Philadelphia
- Philadelphia Water Department1,600,000 people served
Households near Philadelphia may be served by another system; Backflow Base matches each address to its own. All 1,746 in Pennsylvania →
Water systems: EPA SDWIS, active community systems, 2026-10-19. Population: Census Bureau 2024 estimates.
Testing companies in Philadelphia
50 companies on the tester lists of 1 water system. The first 25:
- A & S SPRINKLER CO INC
- ABJ SPRINKLER COMPANY INC
- ADVANTAGE FIRE PROTECTION LLC
- AFFORDABLE FIRE PROTECTION INC
- ALERT ONE PROTECTION INC
- ALPHA & OMEGA FIRE SPRINKLER
- AQUEDUCT FIRE PROTECTION
- ARORA HOLDINGS LLC
- B & B MAINTENANCE COMPANY INC
- B M CONSULTING SERVICES INC
- BELL FAST FIRE PROTECTION INC
- CELLICH FIRE PROTECTION INC
- CHARLES GRATZ FIRE PROTECTION CO INC
- CINTAS CORPORATION NO.2
- Davis Ulmer Sprinkler Co. Inc
- DC MECHANICAL II LLC
- ELITE FIRE PROTECTION CORP
- Fire Sprinkler Service Inc
- FIRE-TECH AUTOMATIC SPRINKLER INC
- GRATZ PRODUCTS CORP
- HARRING FIRE PROTECTION LLC
- INDEPENDENCE FIRE SPRINKLER COMPANY
- Integrated Fire Solutions LLC
- Iris Group Holdings LLC
- JERSEY FIRE PROTECTION CORP.
From Philadelphia Water Department (dated October 12, 2026). Checked October 19, 2026. A list shows who may test, not who is good; ask the water system for its current list.
Other Pennsylvania cities
- Pittsburgh →307,668 people
- Allentown →127,138 people
The software
- Bookings from a booking page, your own website, and an AI receptionist on your phone.
- Schedule board and route for each tester.
- Field app that scores every test, even with no signal.
- Test reports sent to the water system that serves each address.
- Card payments to your own Stripe account, and yearly renewals that charge after the test.
- Client portal for HOAs, property managers and contractors.
- $50/month flat: no per-test fee, no cut of payments.
- Every feature →What the app does, part by part.
- Compare →Next to other backflow and field-service software.
- Start free →No card. $50/month or $500/year once you go live, 45 days free.
- Free exam prep →Study questions, practice exams, device tests, a VR wet lab.