JOHNSTON CONSTRUCTION
Los Osos, California
No photos
yet
From their website
Johnston Construction Company provides water treatment, wastewater treatment, and pump station construction, along with mechanical and electrical service and maintenance.
- Water treatment plant construction
- Wastewater treatment plant construction
- Pump stations
- Design-build
- Construction management at risk
- Design-bid-build
- Trade
- General Building Contractor (B)
- City
- Los Osos
- In business since
- 1976
From their website - Phone
- Shown once the owner claims
- Website
- johnstonconstruction.com
Name, city and trade from California public records. The rest comes from the business's own website (checked 2026-10-21) and hasn't been confirmed by the owner. Check this license on the state's license lookup (CSLB) before you sign. Wrong business or details? Tell us and we'll fix or remove it.