Blue Diamond Plumbing INC, C-36 Plumbing Contractor in San Jose, CA
Blue Diamond Plumbing INC operating as a corporation holds an active California contractor license (CSLB #757316), valid through Mar 31, 2027. First issued in 1998, the license has been on the CSLB roster for 28 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and active workers' compensation coverage from Technology Insurance Company INC. The business is based in San Jose, in Santa Clara County, California.
- License Number
- 757316
- Issued
- Dec 18, 1998
- Status
- CLEAR
- Expires
- Mar 31, 2027
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101838053
- Effective
- Mar 19, 2026
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Technology Insurance Company INC
- Policy Number
- TES4755941
- Effective
- Mar 9, 2026
- Expires
- Mar 9, 2027
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Blue Diamond Plumbing INC licensed in California?
Yes. Blue Diamond Plumbing INC holds California Contractors State License Board license number 757316, which is active and in good standing. The license was first issued on December 18, 1998. It is valid through March 31, 2027.
What does Blue Diamond Plumbing INC specialize in?
Blue Diamond Plumbing INC is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Blue Diamond Plumbing INC headquartered?
Blue Diamond Plumbing INC is headquartered at 14920 Elton Drive, San Jose, CA 95124, in Santa Clara County, California.
Does Blue Diamond Plumbing INC have an active surety bond on file with CSLB?
Yes. Blue Diamond Plumbing INC has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Blue Diamond Plumbing INC carry workers' compensation coverage?
Yes. Blue Diamond Plumbing INC carries active workers' compensation coverage through Technology Insurance Company INC.
How do I verify Blue Diamond Plumbing INC's contractor license?
You can verify Blue Diamond Plumbing INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=757316.
- License issuedDec 18, 1998
- WC coverage startsMar 9, 2026
- Bond activeMar 19, 2026
- WC expiresMar 9, 2027
- License expiresMar 31, 2027
- Mueller Plumbing INC#611151San Jose·C-36 Plumbing Contractor
- San Jose Plumbing INC#615156San Jose·C-36 Plumbing Contractor
- Lane Greg Plumbing INC#621210San Jose·C-36 Plumbing Contractor
- Monster Mep INC#620812Los Gatos·B General Building Contractor
- Stalie Construction#560698San Jose·B General Building Contractor
- Johnson Steven L General Contractor#559030Gilroy·B General Building Contractor
- Mclennan Construction#572745Los Altos·B General Building Contractor
- Foothill Plumbing#571688San Jose·C-36 Plumbing Contractor
Working a California job with Blue Diamond Plumbing INC, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Blue Diamond Plumbing INC? Claim or correct this profile