Gregg Antonsen has been the Senior Vice President and Qualifying Broker at Sotheby’s International Realty Santa Fe since 2011. Prior to joining Sotheby’s International Realty, he served for eight years as Senior Vice President for Business Development with Christie’s International Real Estate, headquartered in Santa Fe, where he oversaw the management of regional offices and business growth throughout North America. Antonsen has more than 30 years of real estate experience; he was the founder of Antonsen Garrett & Associates, Ltd., a boutique real estate firm in Hawaii specializing in the management and sale of distinctive properties. He also conducted his own solo law practice for 10 years, specializing in real estate law and conveyances. Antonsen earned a B.A. in history and political science from Gustavus Adolphus College, St. Peter, Minn., and a J.D. from William Mitchell College of Law, St. Paul, Minn. He has served as a lecturer and adjunct professor at the University of Hawaii, Manoa Campus, teaching undergraduate courses on contracts and business law.