Mary DeWalt More about Mary DeWalt Since 1983, Mary has been working with home builders and developers across the country and has won numerous local, regional and national industry awards for interior merchandising and design excellence. In 2019 Mary was awarded the prestigious “Legend in Residential Marketing Awards” for her years of dedication to the new home building industry. In 1997 Mary received the coveted MIRM (Master in Residential Marketing) designation from NAHB’s Institute of Residential Marketing. Her work and articles have been featured in Sales and Marketing Ideas Magazine, 50+ Housing Magazine, Builder and Developer Magazine, Austin Home Magazine, San Antonio Urban Home and Texas Home and Living, to name a few.