Contractor's License for Los Angeles County, Sacramento County, San Diego County, Orange County and Riverside County Contractor and Inspector Services Incorporated, Inc. supplies licensing exam prep courses, guidance, and educational materials to students who need to pass the state exams. Our staff continually updates our material to keep you ahead of changes in the law and state exams. In addition to course manuals, all of our courses are available with audio or video lectures and computer assisted practice exams. Our DVD and audio CD lectures feature construction experts who walk students through the written manuals. Our contractor licensing exam prep courses are the best in the industry. Our staff has years of experience running contractor and real estate schools and helping successful students. We are always available to help answer the questions of students or potential students who are beginning in the industry or have recently adopted our courses. We offer the knowledge needed to pass the state exam. Call us for information and to get started right away! 714.716.9782