As Chief Appraiser at Class Valuation, John oversees quality control and compliance operations, managing appraisal escalations, vendor quality assurance, client concerns, and mandatory reporting requirements. He holds credentials as a Certified Residential Appraiser in 12 states and is a Registered Property Tax Agent in Arizona. Additionally, John serves as a Qualifying and Continuing Education Instructor for McKissock Learning.

John is the former President of both the National Association of Appraisers (NAA) and the Coalition of Arizona Appraisers (CoAA). His leadership extends to several board positions, including the Arizona Board of Manufactured Housing, the Phoenix Village Planning Committee, his Homeowners Association, and Arizona Helping Hands, a nonprofit dedicated to supporting foster children.