GROUP OVERVIEW Treating customers like family is a guiding principle and a way of life for The Doonan Group. Comprised of a mother and son duo, Drew and Patti Doonan understand that buying and selling a home is one of the most important decisions in a client’s life and for this reason, they view the representation and guidance of their clients through the buying and selling process as a true privilege. The Doonan Group was founded by Patti Doonan, a realtor with over 25 years of experience in representing buyers and sellers in the greater Houston area. The group emphasizes efficiency, responsiveness and attention to detail which in turn creates customers for life.