
The American Society of Home Inspector (ASHI)'s mission is to set the highest standards in property inspections and provide the essential education that fosters excellence and growth.
Through education, advocacy, and innovation, ASHI is shaping the future of home inspection—ensuring that every member not only succeeds but also elevates the entire industry.

The California Real Estate Inspection Association (CREIA) has been recognized by the State of California for their Standards of Practice and are considered the source for home inspector standard of care by the real estate and legal communities.

Certified Master Inspectors (CMIs)® are the best inspectors in the world. CMI® is a professional designation available to all qualifying inspectors who wish to become Board-Certified by the Master Inspector Certification Board.
All CMIs® are experienced, dedicated to education, and have a proven record in the inspection industry.

Indoor Environmental Standards Organization (IESO) is a non-profit organization (founded 2002) that provides voluntary consensus standards for the assessment, remediation, and management of indoor environments. Accredited by ANSI, it is known for standards on mold sampling and assessment.