Contractor License Proof

Dongallo Alex Construction

Licensed

Verified against CSLB on · View on CSLB

License details

License number
439960
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
May 13, 1983 – May 31, 2027

Business

  • (925) 783 8397 (CSLB public record)
  • 3195 OLIVE LANE, Oakley, CA 94561Contra Costa County

Are you Dongallo Alex Construction? Claim this listing to manage it.

Claim this listing

Request a free quote

Tell us about your project and we'll connect you with licensed, verified California contractors.

By submitting, you agree we may share your request with relevant licensed contractors to help with your project. See our Privacy Policy.

Other General Building contractors in Oakley

Holdaway Construction

B · Oakley, CA

Licensed

Verified June 17, 2026 · Bonded

On the Rock Construction Inc

B · Oakley, CA

Licensed

Verified June 17, 2026 · Bonded

RB Handyman Services

B · Oakley, CA

Licensed

Verified June 17, 2026 · Bonded

Harvey Michael Loren Construction

B · Oakley, CA

License suspended

Verified June 17, 2026 · Bonded

Elaborate Builders

B · Oakley, CA

Licensed

Verified June 17, 2026 · Bonded

G & S Construction

B · Oakley, CA

Licensed

Verified June 17, 2026 · Bonded

Browse all General Building contractors in Oakley

What to check next

How to verify a California contractor licenseRed flags when hiring a contractorLicensed vs. bonded vs. insured — what's the difference?Risks of hiring an unlicensed contractor

Frequently asked questions

Is Dongallo Alex Construction licensed in California?

Yes. Dongallo Alex Construction holds an active California state contractor license (CSLB #439960), verified against the CSLB public record on June 17, 2026.

What is Dongallo Alex Construction's CSLB license number?

Dongallo Alex Construction's California contractor license number is 439960. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.

What kind of work is Dongallo Alex Construction licensed for?

Dongallo Alex Construction is classified under General Building (B) by the CSLB.

How do I verify Dongallo Alex Construction's license myself?

Look up license #439960 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of June 17, 2026.

Verify it yourself: How to verify a California contractor license · Look up #439960 on CSLB

Checking more than one contractor? Verify another license.Verify a license

See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.