Contractors State License Services (CSLS) is the largest school in California devoted to the Construction professional. For 41 years, CSLS has helped its students pass the California contractor licensing exam to become licensed contractors in the State of California. California Contractors License School - The largest exam prep school in California, with 25 locations statewide and more than 40 years experience.
Do you need to go to contractor school in California? Are you looking to pass the license exam? Call Contractors State License Center for exam prep. Los Angeles Contractors License School: Pass your California contractor's exam with License Instruction Schools. Enroll now and get licensed! Top 10 Best General Contractor School in Los Angeles, CA - Last Updated October 2025 - Yelp - Contractors State License Center, Contractors State License Schools, Advance Contractor And Inspector Training Center, License Instruction Schools, Learnet Academy, HM Group Construction, The Academy Of Home Staging & Design.
CSLP has helped thousands of contractors in California get their CSLB license since 2013. With online & in-person courses at 9 locations, bilingual support, and instant access, we make licensing fast and simple. Enroll today! Contractors State License Schools or CSLS is the largest construction school in California, offering quality instruction and helping contractors and other professionals become licensed and run profitable businesses.
Founded by David Mizener, the school provides a strong California State Contractor's License Exam Prep program with a 99% first. California's #1 Licensing Prep School We help skilled tradespeople turn experience into a contractor's license, fast, affordable, and fully supported. License Instruction Schools is the largest contractors license school in America.
Established in 1982, we prepare literally thousands of people every year to take the exam. Over 200,000 students have enrolled in our school to prepare for the California contractor's test. Classes are offered throughout California and we guarantee you'll pass the first time.
We also offer online options as well. Contractors State License Center is one of the leading contractor preparation schools in California. We have been working with contractors and helping start their careers for many years.