The International Association of Certified Home Inspectors (InterNACHI) is a U.S.-based, non-profit professional association for home inspectors. Founded in 1990 by Nick Gromicko and headquartered in Boulder, Colorado, InterNACHI is the largest home inspection association in the world, with nearly 8,000 members located in all 50 states, eight Canadian provinces, and 26,000 other members in some 60 other countries. Members are required to adhere to the InterNACHI Standards of Practice and Code of Ethics. Its website at www.nachi.org is over 235,000 pages long and gets 260 million hits per year.
InterNACHI members have access to many free Continuing Education home inspection courses through the InterNACHI Inspector University. These courses include: Safety Practices, Roofing Inspection, Electrical Inspection, Structural Issues, Plumbing Inspection, Green Building, Mold Inspection, Radon Inspection, and many more. Members also receive free access to technical and marketing information, as well as an active message board.