WILLIAM J HELMER GENERAL ENG CONTRACTOR INC
A, B, C-8, C-12, C-21, C-29, C-42, D06 · BARSTOW, CA 92312
State license
- Number
- 329298
- Type
- A, B, C-8, C-12, C-21, C-29, C-42, D06
- Status
- active
- Expires
- 2027-12-31
- Source
- California CSLB
Location & contact
Trades
Google profile & public reviews
Live Google place card and public reviews for WILLIAM J HELMER GENERAL ENG CONTRACTOR INC
Matched to a Google place on 2026-09-02 at 65% name confidence. Rating is Google’s.
Interactive location map
1040 Madrona Ave, Barstow, CA 92311
Tiles © OpenStreetMap contributors, ODbL. Position from the matched Google place.
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Nearby contractors
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Quick answers
Answered from the public license record — not from reviews or estimates.
›Is WILLIAM J HELMER GENERAL ENG CONTRACTOR INC licensed in California?
Yes. WILLIAM J HELMER GENERAL ENG CONTRACTOR INC holds license 329298 (A, B, C-8, C-12, C-21, C-29, C-42, D06) recorded by California CSLB, valid to 2027-12-31. This listing is refreshed from that public register.
›What work does WILLIAM J HELMER GENERAL ENG CONTRACTOR INC do?
The register classifies WILLIAM J HELMER GENERAL ENG CONTRACTOR INC under Concrete, Masonry & Driveways, Plumbing. A contractor may do more than the license names — claiming the listing lets them correct it.
›How do I contact WILLIAM J HELMER GENERAL ENG CONTRACTOR INC?
Contact details are shown above. They were matched to this business from its public Google place, not supplied by WILLIAM J HELMER GENERAL ENG CONTRACTOR INC.
›Where is WILLIAM J HELMER GENERAL ENG CONTRACTOR INC located?
BARSTOW, California, per the address on the license record.