John Olobri holds degrees in both Electrical and Industrial Engineering and has worked in the design and marketing of instrumentation for over 35 years. He began his career designing Oscillographic chart recorders in the mid 1970s. Since then he has held positions of Service Manager, Product Marketing Manager and Sales Manager for several instrument manufacturers. For the past sixteen years, John has been the Director of Sales and Marketing for AEMC® Instruments where he has been actively involved in the areas of Insulation Resistance, Ground Resistance, Power Quality Testing and Data Logging. He also conducts accredited seminars on ground resistance testing in various cities around the country.