State of California - Contractors State License Board
Post Office Box 26000
Sacramento, CA 95826
1-800-321-CSLB (2752)
Lack Construction License #609080
This office receives and processes applications for new contractors licenses, additional classifications and certifications, renewals and changes to existing licenses, home improvement salesperson applications, and maintains the license and historical records of disciplinary actions taken against licenses.

State of California Department of Real Estate
P.O. Box 187000
Sacramento, CA 95818
1-916-227-0864
To protect the public in real estate transactions and provide related services to the real estate industry.