TANTUM is a certified Women’s Business Enterprise focused on creating boutique multi-family and mixed-use communities in the New Jersey region. Prior to founding TANTUM, Ms. Tantleff was a vice president of development at Roseland, a Mack-Cali Company, where she oversaw a portfolio totaling more than 5,000 residential units and 200,000 square feet of retail space. She serves on the New Jersey Committee for the Regional Plan Association and the Executive Board of Directors for Downtown New Jersey. She was named to Real Estate Forum’s Top 40 Under 40 in 2012 and to NJBIZ’s Forty Under 40 in 2016. She received the Women Builders Council’s 2015 Outstanding Women Award and has been recognized numerous times by the National Association of Home Builders and the New Jersey Builders Association.