JOHN LANGWASSER CONSTRUCTION
B · UPLAND, CA 91786
State license
- Number
- 778396
- Type
- B
- Status
- active
- Expires
- 2028-05-31
- Source
- California CSLB
Location & contact
Trades
Google profile & public reviews
Live Google place card and public reviews for JOHN LANGWASSER CONSTRUCTION
Matched to a Google place on 2026-09-02 at 74% name confidence. Rating is Google’s.
Interactive location map
99 E C St #100, Upland, CA 91786
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 JOHN LANGWASSER CONSTRUCTION licensed in California?
Yes. JOHN LANGWASSER CONSTRUCTION holds license 778396 (B) recorded by California CSLB, valid to 2028-05-31. This listing is refreshed from that public register.
›What work does JOHN LANGWASSER CONSTRUCTION do?
The California register does not break this license down by trade, so no trade is claimed here.
›How do I contact JOHN LANGWASSER CONSTRUCTION?
Contact details are shown above. They were matched to this business from its public Google place, not supplied by JOHN LANGWASSER CONSTRUCTION.
›Where is JOHN LANGWASSER CONSTRUCTION located?
UPLAND, California, per the address on the license record.