The Backflow Guy Inc
San Francisco, CA 94118 · on 4 utility lists
Company facts
- Address
- 3145 Geary Blvd. #404, San Francisco, CA 94118
- Phone
- 877-384-3489
- Website
- Not stated on the list
- Listed by
- Marin Water, East Bay Municipal Utility District, Riverside Public Utilities, City of Sacramento Dept of Utilities
Copied from the utility lists below. Business details only.
On the Corte Madera list
On Marin Water's approved list, version Revised Oct. 23, 2026
- Utility
- Marin Water
- List title
- “List of Certified Backflow Testers” (as printed)
- List date
- 2026-10-23
- Fetched
- 2026-11-04 (UTC)
- Testers
- 2 testers on this list
Open the utility’s own list · The utility’s backflow program page · all companies on this list. Confirm with your utility before booking.
On the Oakland list
On East Bay Municipal Utility District's approved list, version Printed 2026-10-05
- Utility
- East Bay Municipal Utility District
- List title
- “Certified Backflow Testers List” (as printed)
- List date
- 2026-10-05
- Fetched
- 2026-11-04 (UTC)
- Testers
- 1 tester on this list
Open the utility’s own list · The utility’s backflow program page · all companies on this list. Confirm with your utility before booking.
On the Riverside list
On Riverside Public Utilities's approved list, version 6.1.26
- Utility
- Riverside Public Utilities
- List title
- “Riverside Public Utilities Approved Backflow Tester List” (as printed)
- Fetched
- 2026-11-04 (UTC)
- Testers
- Company-level list (no tester count)
Open the utility’s own list · The utility’s backflow program page · all companies on this list. Confirm with your utility before booking.
On the Sacramento list
On City of Sacramento Dept of Utilities's approved list, version 7.2026
- Utility
- City of Sacramento Dept of Utilities
- List title
- “Certified Backflow Prevention Assembly Testers” (as printed)
- Fetched
- 2026-11-04 (UTC)
- Testers
- 2 testers on this list
Open the utility’s own list · The utility’s backflow program page · all companies on this list. Confirm with your utility before booking.
Same name, other place
These listings carry the same name, but no shared ZIP code or phone number links them, so we list them separately. They may or may not be the same business.
- The Backflow Guy · location not stated
- THE BACKFLOW GUY · Calimesa
- The Backflow Guy Inc. · location not stated
- THE BACKFLOW GUY, INC. · location not stated
- The Backflow Guy LLC · Columbus, OH 43214
Is this your company?
Names, addresses and phone numbers come from the utility lists, and the utility can correct them. To add details, tell us about a mistake, or ask us to correct or remove your listing, write to us (how we handle listings).
Marin Water. Fetched 2026-11-04 (UTC).
See every company on this list