Aaron V.
10/28/2025
Rosario one the best and nice guys working at cslb. Very professional. He took care of me doing my paper work for a B general contractor.
Contractors State License Schools
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4620 Alvarado Canyon Rd Ste 16
San Diego, CA 92120
Contractors State License Schools (CSLS) is the largest contractor's school in California devoted to the Construction professional. For over 25 years, CSLS has helped its students pass the CSLB exam to become licensed contractors.
Also at this address
Reviews
4.537 reviews
edward c.
10/13/2025
Juan was great. He got me back on track with my California state license school really fast with no problems. He also helped me with entities that I needed to make changes on and he got me the...
Brian H.
10/7/2025
I more than anything want to thank Juan Rosario, For helping me out with everything. Couldn't of done it without him. Very thankful for everything the school helped me with and everything he did...
Edgar R.
12/10/2025
csls was great, very efficient. always answering all the questions i had. very well explain classes and all instructors very well explain the classes. overall a great place to get your contractors...
Isaac G.
10/30/2025
Juan was a great help, explain everything and guide me, definitely recommend with any needs
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