Contractor Testing Services
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What We Offer
Obtaining a Trade License
General Engineering Glossary
Heating & HVAC Glossary
Landscape Irrigation Glossary
OSHA Construction Safety and Health Glossary
OSHA General Construction Glossary
Swimming Pool Glossary
Tile and Terrazzo Glossary
Contractor licensing specialist with over 17 years of experience helping individuals, businesses, and corporations to successfully obtain their state contractors or specialty license.
Online Practice Tests.
Manuals specific to your trade test and written entirely in layperson's language.
We are a national company and carry over 3,000 construction book titles, updated codes, CD's, audio tapes, construction calculators, and more.
Contractor School Online is suited for working and busy people who wish to increase their knowledge and skills without giving up their job and having to travel to class after a hard day's work. You can study at your own pace at home and take our online practice tests anytime it is convienent for you.
CSO will assist you with practice tests, and home study courses needed to successfully obtain your contractor license.