Clark Water Systems
Verified against CSLB on · View on CSLB
License details
- License number
- 1120636
- Status
- Active
- Classifications
- A · General Engineering
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- May 10, 2024 – May 31, 2028
Business
- (571) 888 7020 (CSLB public record)
- 23475 ROCK HAVEN WAY STE 140, Sterling, VA 20166
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Frequently asked questions
Is Clark Water Systems licensed in California?
Yes. Clark Water Systems holds an active California state contractor license (CSLB #1120636), verified against the CSLB public record on June 17, 2026.
What is Clark Water Systems's CSLB license number?
Clark Water Systems's California contractor license number is 1120636. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1120636
What kind of work is Clark Water Systems licensed for?
Clark Water Systems is classified under General Engineering (A) by the CSLB.
How do I verify Clark Water Systems's license myself?
Look up license #1120636 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1120636. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.