McKinnon Appraisal Associates is one of the leading providers of real estate valuation services for the mortgage lending market places in the United States. Based in Phoenix, Ariz., the firm offers a range of appraisal services for primary and secondary mortgages, mortgage refinancing, employee relocation, private mortgage insurance removal, estate planning and divorce settlement, among others. McKinnon Appraisal Associates client list includes Dan Schwartz Realty Inc. and Vista Mortgage Services Inc., to name a few.