Diana Contreras, C-53 Swimming Pool Contractor in Highland, CA
Diana Contreras operating as a sole owner holds an active California contractor license (CSLB #1136876), valid through Apr 30, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries a single CSLB classification: C-53 — Swimming Pool Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in Highland, in San Bernardino County, California.
- License Number
- 1136876
- Issued
- Apr 30, 2025
- Status
- CLEAR
- Expires
- Apr 30, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67428437
- Effective
- Mar 28, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 28, 2025
- Expires
- —
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Diana Contreras licensed in California?
Yes. Diana Contreras holds California Contractors State License Board license number 1136876, which is active and in good standing. The license was first issued on April 30, 2025. It is valid through April 30, 2027.
What does Diana Contreras specialize in?
Diana Contreras is licensed for one CSLB classification: C-53 Swimming Pool Contractor.
Where is Diana Contreras headquartered?
Diana Contreras is headquartered at 26675 Ward St Apt 3, Highland, CA 92346, in San Bernardino County, California.
Does Diana Contreras have an active surety bond on file with CSLB?
Yes. Diana Contreras has an active California contractor surety bond filed with Western Surety Company.
Does Diana Contreras carry workers' compensation coverage?
Diana Contreras reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Diana Contreras's contractor license?
You can verify Diana Contreras's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1136876.
- Bond activeMar 28, 2025
- WC coverage startsMar 28, 2025
- License issuedApr 30, 2025
- License expiresApr 30, 2027
- Secard Pools#233403Rancho Cucamonga·C-53 Swimming Pool Contractor
- Pools + Spas by Costom Builders INC#337702San Bernardino·B General Building Contractor
- Southland Pool Plastering INC#365272Rancho Cucamonga·C-35 Lathing and Plastering Contractor
- Malins Pool and Patio Supplies INC#301170Chino·C-53 Swimming Pool Contractor
- Swan Pools Covina INC#477968Upland·C-53 Swimming Pool Contractor
- Mile High Pool & Spa#521779Lake Arrowhead·C-53 Swimming Pool Contractor
- Belle Vue Landscaping Pools and Spas#49937029 Palms·C-27 Landscaping Contractor
- Redlands Pool & Spa Center#494950Redlands·C-53 Swimming Pool Contractor
Working a California job with Diana Contreras, 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 Diana Contreras? Claim or correct this profile