✓

License is active

Source: Contractors State License Board (CSLB)

Expires in 5 months — verify renewal before long contracts

✓

Licensed

Current and in good standing

✓

Bonded

$25,000 surety bond

✓

Insured

Workers' comp coverage on file

✓

Clean record

No complaints or disciplinary actions

California licensing requirements →

🛡️

Hiring this contractor?

Get alerts if their license status changes.

🏢

Is this your business?

Claim your profile to manage your listing.

DIAMOND WEST BUILDERS

License Number: 921003
State: California
Status: active
Business Type: Sole Owner
Address: 2907 E FIRECREST CT ONTARIO, CA, 91761 San Bernardino County
Phone: (951) 347 2025

License Dates

Issued

08/19/2008

Expires

08/31/2026

Expires in 5 months — verify renewal before long contracts

CSLB Last Updated

12/05/2025

License Classifications

B General Building Contractor

Personnel & Officers

ROMERO DAVID

Sole Owner

Active

Contractor Bond

Bonded

Amount: $25,000

Company: AMERICAN CONTRACTORS INDEMNITY COMPANY

Bond #100985998

Effective: 08/10/2025

Workers' Compensation

Has policy

Carrier: NATIONAL FIRE INSURANCE COMPANY OF HARTFORD

Policy #8035650515

Effective: 09/10/2025

Expires: 09/10/2026

CSLB designation: Workers' Compensation Insurance

Complaints & Disciplinary History

No disciplinary actions on file

This reflects CSLB's bulk license data. For detailed complaint history including pending investigations, check the official CSLB record.

Building Permits

Source: LA City Open Data (LADBS)

Bldg-New — Commercial

13800 -13800 W ROSCOE BLVD, 91402

SOLAR CARPORT PV AND PARKING RESTRIPING ( CARPORT #2 986 SQ-FT )

$15,000

2023-02-15

Issued

Bldg-New — Commercial

13800 -13800 W ROSCOE BLVD, 91402

SOLAR CARPORT PV AND PARKING RE-STRIPING (carport #1 1386 sq-ft)

$30,000

2023-02-15

Issued

Bldg-Alter/Repair — Commercial

16919 -16919 W ROSCOE BLVD, 91325

MAJOR REMODEL TO (E) CARWASH & OFFICE, REMOVE OFFICE, REMOVE & REPLACE

$150,000

2022-09-02

Issued

Bldg-New — Commercial

13800 -13800 W ROSCOE BLVD, 91402

NEW TRASH ENCLOSURE

$2,000

2022-08-15

Issued

Bldg-Addition — Commercial

13800 -13800 W ROSCOE BLVD, 91402

ADDITION TO (E) CARWASH STRUCTURE;RESTRIPE PARKING LOT

$75,000

2022-08-15

Issued

Bldg-Addition — 1 or 2 Family Dwelling

1727 -1727 W 241ST ST, 90717

2nd floor addition to existing 1 story SFD.

$150,000

2017-06-19

CofO Issued

Verify this record on the official state licensing board

View on Contractors State License Board (CSLB) →

Learn how to verify contractor licenses in California

California licensing guide →

Data sourced from official state licensing board records. Always confirm critical information directly with the state board.

Verify Another Contractor

Homeowner Resources

ONTARIO, CA Exp: 12/31/2027 Bonded