Tim Sullivan is a major influencer in the field of real estate market research and community development.  The Zonda Advisory group is focused on helping the public and private sector define consumer preferences and designing great places. He is past chair of ULI’s National Residential Council and also past chair of ULI San Diego’s District Council while currently serving on the National Community Development Council.  He was elected to the California Homebuilding Hall of Fame in 2016 and was bestowed the Max C. Tipton Memorial Award for Marketing Excellence in 2020.