Anthony A.
8/25/2025
Signed up to Get my general, contracting B License. Julio Avila was super kind and helpful. Very savy and explained everything well. took care of every question I had. Can't wait until I start...
Contractors State License Schools
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(70)
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1345 E Colorado St # B
Glendale, CA 91205
Contractors State License Schools (CSLS) in Glendale, CA, has been a leading institution for contractor exam preparation for over 40 years, successfully guiding more than 200,000 students toward licensure in various trades. Renowned for their unique Mizener Method, CSLS offers a comprehensive range of study programs, including online, home study, and in-school options, ensuring students are well-prepared for their exams.
With a remarkable 99% first-time pass rate guarantee, CSLS stands out as the largest contractor licensing school in California. Their dedicated approach, combining tailored courses and a supportive learning environment, makes them the preferred choice for aspiring licensed contractors across the state.
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Reviews
4.570 reviews
Flora L.
10/1/2024
Great School and helpful stuff, especially Jennifer Villalobos and Alberto Campos! They were very responsive, helped me with application and course material, scheduled my classes, and encouraged...
Raquel Q.
5/1/2025
Julio Avila helped us with getting our study materials for haz certification. It was a smooth transaction.
Sako B.
8/30/2024
It is the best reward when you have the best staff from CSLB school assisting in achieving my C10 goal. Thank you to Jennifer Villalobos for helping me and guiding me in any questions I have and...
Elon S.
6/13/2024
met today Julio Avila, he was very professional and super nice.! will definitely recommend to go to Julio .
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