California Geotech is a family owned business that has been servicing Central California for over 20 years with over 35 years geotech experience.  We can help you tackle all of your drilling needs for everything from landslide investigations to geotechnical reports to percolation testing to pavement investigations. Whether you have a routine drilling job, or one with limited access contraints, we can get the job done! SERVICES CGTS doesnt just do drilling... we can alo permit the project, plot the holes, call in the USA ticket as well as provide traffic control and log the holes during drilling.  QUALIFICATIONS California Geotech is a C-57 licensed drilling company that adheres to ASTM methods D1452 and D6151 for drilling.