Diamond Bar bathroom remodelers, from the California license record
Looking for a bathroom remodeler based in Diamond Bar, CA? Here are 7 pulled straight from the state license file. Every listing links back to its own license record.
Licenses checked · California Contractors State License Board
1980median year homes were built
The homes bathroom remodelers work on in Diamond Bar
The typical home in Diamond Bar was built in 1980.
About 50% of the housing stock here predates 1980, old enough that most of its bathrooms have already been redone at least once.
That is the kind of second-generation bathroom Diamond Bar's remodelers are used to opening up.
14median years licensed
How long Diamond Bar's remodelers have held their license
The oldest license among Diamond Bar's listed remodelers goes back to 1998.
Median time licensed across the group is 14 years.
57% have held their license for 10 years or longer, which at least means they have renewed it more than once.
Data: California Contractors State License Board license records, checked 2026-09-30.
Bathroom remodelers based in Diamond Bar, CA, A to Z
Pulled from public license records and rechecked on a rolling basis, not a paid placement list.
| Business | Category | License class | License no. | Status | Effective | Expires | ZIP | Official record |
|---|---|---|---|---|---|---|---|---|
| Big Mango Renovation INC | Remodeling contractor | B General Building | 1121648 | Active | Jun 4, 2024 | Jun 30, 2028 | 91765 | Verify license |
| JH Builder And Remodeling INC | Remodeling contractor | B General Building / C-36 Plumbing | 751479 | Active | Jul 7, 1998 | Jun 30, 2027 | 91765 | Verify license |
| Kitchen And Flooring Center INC | Remodeling contractor | B General Building / C-54 Tile | 968078 | Active | Dec 2, 2011 | Dec 31, 2027 | 91789 | Verify license |
| Ming's Construction And Hotel Renovation | Remodeling contractor | B General Building | 973795 | Active | Jun 7, 2012 | Jun 30, 2028 | 91765 | Verify license |
| New Life Construction And Renovation | Remodeling contractor | B General Building | 1039347 | Active | May 14, 2018 | Aug 31, 2028 | 91789 | Verify license |
| Pjcy Renovation | Remodeling contractor | B General Building | 1095968 | Active | Aug 30, 2022 | Aug 31, 2028 | 91765 | Verify license |
| Zip Renovation & Air | Remodeling contractor | B General Building / C-36 Plumbing | 762505 | Active | May 3, 1999 | May 31, 2027 | 91765 | Verify license |
Questions to ask before you hire
- Which of your crew's licenses covers the plumbing on this job, and can I see the number?
- Will you pull the permit yourself, or do you expect me to?
- What's the payment schedule, and how much do you want before any work starts?
- Can you send a lien release from every subcontractor and supplier once the job is done?
- What happens to the price if you find rot or old plumbing behind the wall?
- How long is your workmanship warranty, in writing, separate from what the fixture makers offer?
- Who is the actual person doing the plumbing, and what is their certificate number?