Jonathan Zadok

Principal, Zadok Jewelers

Jonathan Zadok is a principle at Zadok Jewelers, the largest locally owned jeweler in Houston, Texas, where he has 20 years of experience with high-end retail on Post Oak Boulevard with clientele reaching globally. As founder and managing member of Gelem Equity Holdings, LLC, he directs and manages the acquisition, rehabilitation, leasing and sale of single family and multi-family lender-owned assets in California and Arizona.  Jonathan is also managing member of Gibraltar Developers, LLC, specializing in townhouse development in the Houston, Texas market. Other business ventures include Coffee Groundz, a specialty coffee café with two locations co-founded by Jonathan and sold in 2010.  

A graduate of the University of Denver with degrees in Finance and Marketing and a Graduate Gemologist from the Gemological Institute of America, Jonathan is a past Better Business Bureau Board member from 2004-2007, and past BBB Education Foundation Board member from 2005-2009. 

Jonathan is a present Board Member of Lemonade Day/Prepared 4 Life Charity, a program with the goal of exposing children to business and financial fundamentals at an early age. He was appointed to the Uptown Houston District Board of Directors in 2013.