Douglas is a code consultant, author, expert witness, and instructor with 30 years of field experience. He is a licensed contractor and ICC certified as a building, plumbing, mechanical, and electrical inspector.
Douglas taught for many years in the College of San Mateo Building Technology degree program. Presenting seminars on electrical code, grounding, and code changes for military and commercial facilities across the country, he teaches inspectors on a wide variety of building issues. Currently, he is the managing instructor for Inspection Training Associates in Oakland and Las Vegas. He is the principle author of the most popular book on electrical inspection for home inspectors, "Electrical Inspection of Existing Dwellings", click here to get information for purchasing. He is also co-author of all the current Code Check series, and a contributing editor of the magazine for the California Real Estate Inspection Association.