Thorpe Design Inc

Brentwood, CA 94513 · on 2 utility lists

Company facts

Address
410 Beatrice Court, Ste A, Brentwood, CA 94513
Phone
925-848-6432
Website
Not stated on the list
Listed by
East Bay Municipal Utility District, Diablo Water District

Copied from the utility lists below. Business details only.

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 Oakley list

On Diablo Water District's approved list, version Effective September 21, 2026

Utility
Diablo Water District
List title
“List of Certified Backflow Testers” (as printed)
List date
2026-09-21
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.

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.

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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).

On the list as ofPrinted 2026-10-05

East Bay Municipal Utility District. Fetched 2026-11-04 (UTC).

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