Mary O’Neill is an accredited appraiser and a member of the American Society of Appraisers, which is the oldest appraisal organization in the country and the most stringent—in terms of ethical and educational requirements.  Her approach in all aspects of art consulting, including appraisals, is collaborative, educational and confidential.  She serves both individual and corporate clients.

Mary completed the Rhode Island School of Design’s program in Appraisal Studies in Art + Antiques and writes and lectures on many aspects of art history.