New Plumbing contractors in Castro Valley, CA
2
New, 30 days
- Last 7 days
- 1
- 90 days
- 4
- On record
- 29
- With phone
- 0%
2 new licenses for Plumbing contractors in Castro Valley, CA in the last 30 days, the latest on October 29, 2026. Read from the licensing records every day; renewals never count.
- Oct 29
Wong Plumbing
Registered business #••••40
Castro Valley, CA
No phoneAlameda County
No phone on record
- Oct 20
Affordable Heating And Ac
Registered business #••••05
Castro Valley, CA
No phoneAlameda County
No phone on record
- Aug 19
Summit Fireplace & Grills
Registered business #••••59
Castro Valley, CA
No phoneAlameda County
No phone on record
- Aug 03
Latims Hvac
Registered business #••••14
Castro Valley, CA
No phoneAlameda County
No phone on record
- Jul 30
WONG PLUMBING
Class C36 #••••54
Castro Valley, CA
(510) •••-••25Alameda County
(510) •••-••25
- Mar 09
BLUEWAVE PLUMBING AND WATER HEATERS LLC
Class C36 #••••65
Castro Valley, CA
(650) •••-••94Alameda County
(650) •••-••94
- Sep 01
M1 Mechanical Corporation
Registered business #••••02
Castro Valley, CA
No phoneAlameda County
No phone on record
- Jul 21
Olga Garibay Plumbing
Registered business #••••93
Castro Valley, CA
No phoneAlameda County
No phone on record
- Jun 17
GARIBAY OLGA PLUMBING
Class C36 #••••28
Castro Valley, CA
(510) •••-••52Alameda County
(510) •••-••52
- Feb 04
BLU PIPE PLUMBING LLC
Class C36 #••••66
Castro Valley, CA
(510) •••-••14Alameda County
(510) •••-••14
- Jan 30
PROPER PLUMBING SERVICES LLC
Class C36 #••••51
Castro Valley, CA
(650) •••-••46Alameda County
(650) •••-••46
- Apr 23
AAA PLUMBING & REMODELING INC
Class A, B, C36, C42 #••••69
Castro Valley, CA
(510) •••-••76Alameda County
(510) •••-••76
- May 15
Cheng's Mechanical Contractor
Registered business #••••20
Castro Valley, CA
No phoneAlameda County
No phone on record
- Mar 29
GAXL GENERAL CONSTRUCTION INC
Class B, C36 #••••36
Castro Valley, CA
(510) •••-••36Alameda County
(510) •••-••36
- Apr 27
HARRIS WATER HEATERS INC
Class C36 #••••14
Castro Valley, CA
(877) •••-••26Alameda County
(877) •••-••26
Full phone, email and street address on every license, in the full feed.
Unlock the full feed15 recent licenses are shown; the rest of the list is not on this page.
Other trades in Castro Valley
New in 30 daysPlumbing by state
New in 30 daysWhat's in each Castro Valley, CA record
- Business name
- Owner or qualifier, where published
- License number, type and trade
- Street address, city, county, ZIP
- Phone, where published
- Email, where published
- Issue and expiration dates
- License status
Access opens as soon as you pay. We never add what a record didn't publish. See a sample record.
Who calls a new license in Castro Valley, CA
A new license is the moment a contractor needs everything at once: general liability and workers' comp, a surety bond, a supplier account, job-management software, a bookkeeper, a line of credit. Agents, bonding companies, suppliers, software tools, accountants and lenders use this feed to reach Plumbing contractors in Castro Valley, CA before anyone else has. Who it's for.
Questions
Where can I find a list of licensed contractors in Castro Valley, CA?
This page shows the latest Plumbing contractors licensed in Castro Valley, CA, with contact details partly hidden, free. The full list comes with the feed or a one-time CSV pack, with phone, email and address where the licensing records publish them.
How many new Plumbing contractors are there in Castro Valley, CA?
2 licenses in the last 30 days and 4 in the last 90, with the most recent on October 29, 2026. We hold 29 licenses here in all.
Do these records include phone numbers and email addresses?
Where the licensing records publish them: 0% of the licenses new here in the last 30 days carry a phone number and 0 carry an email address. Some states publish neither, and a record never shows a value the source did not print.
How often is this list updated?
Every day. New licenses are read from the licensing records each morning, and a renewal never counts as new.
What does it cost to see the full list?
California's full feed is $29 a month, or $99 a month for every state. Every license on record here is also sold once as a CSV for $19.
What does California's coverage include?
It covers every contractor licensed by the state, plus San Francisco and Marin County registrations.
Compiled from public licensing records. Before calling or emailing anyone on this list you are responsible for complying with the TCPA, Do Not Call rules, CAN-SPAM and any state limit on using licensee lists. Terms.