Williamson Development Group
Verified against CSLB on · View on CSLB
License details
- License number
- 990201
- Status
- Active
- Classifications
- A · General EngineeringB · General BuildingC-10 · Electrical
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- January 29, 2014 – January 31, 2028
Business
- (951) 240 1719 (CSLB public record)
- 31925 MANZAMITA LANE, Lake Elsinore, CA 92532Riverside County
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Frequently asked questions
Is Williamson Development Group licensed in California?
Yes. Williamson Development Group holds an active California state contractor license (CSLB #990201), verified against the CSLB public record on June 17, 2026.
What is Williamson Development Group's CSLB license number?
Williamson Development Group's California contractor license number is 990201. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=990201
What kind of work is Williamson Development Group licensed for?
Williamson Development Group is classified under General Engineering (A) by the CSLB.
How do I verify Williamson Development Group's license myself?
Look up license #990201 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=990201. 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.