Employee Directory
Gordon Gundaker
Chairman and Chief Executive Officer
Gordon A. Gundaker is the President, CEO, and Chairman of Gundaker Commercial Group (GCG). He has joined the organization on a full-time basis after retiring from his post as President and Chief Executive Officer of Coldwell Banker Gundaker, the St. Louis metro area’s largest residential real...
William (Bill) Devers
Managing Broker
Bill Devers is Managing Broker for Gundaker Commercial Group. With a background in real estate management, acquisition, and development, his responsibilities include overseeing the functions of Gundaker Commercial Group as a company, with a primary focus on organization, brokerage, developments, and acquisitions. He engages Gundaker Commercial...
David Morris, CCIM
Commercial Real Estate Consultant
David Morris has joined Gundaker Commercial Group as a Commercial Real Estate Consultant for the firm. He is a 30 year industry veteran. Prior to joining Gundaker Commercial Group David was with Intelica as a principal, a Market Leader for the St. Louis office of Grubb...
Roxanne A. Bellistri
Marketing Manager, Research Analyst, and Brokerage Administration
Roxanne has been with Gundaker Commercial Group since 2018 and is currently the Marketing Manager, Research Analyst, and Brokerage Coordinator in the Corporate and Brokerage Departments. Prior to joining Gundaker Commercial Group, Roxanne started her career in real estate by supporting the brokerage department at Colliers...
Dean S. Burns
Senior Vice President
Dean S. Burns is Senior Vice President for Gundaker Commercial Group. With more than 40 years in the St. Louis Commercial Real Estate Industry, Dean possesses a wealth of knowledge and hands-on experience in retail, office, multi-family and industrial development and commercial brokerage. Dean’s clients include...
Paul Nagel
Vice President
Paul Nagel is a Land and Investment Broker with extensive experience in shopping center development, as well as representing clients in the purchase and sale of large land tracts for residential development, business parks and mixed use developments. He began his career in commercial real estate...
Rod Gordon
Vice President
Rod Gordon is a Vice President for Gundaker Commercial Group. With over 20 years experience in commercial real estate, Rod has been involved in virtually every kind of real estate on the market and has particular experience with Multi-Family properties. He has owned several apartment complexes...
Joseph Dusch
Senior Associate
Joseph Dusch is a Senior Associate for Gundaker Commercial Group. Joe studied at Missouri Baptist University and received a Bachelor of Science – Psychology degree. While attending Missouri Baptist University he played for the men’s soccer program. These positive experiences fueled his desire to focus on...
Mary Mercurio
CFO & Senior Vice President - Finance
As Senior Vice President of Finance and Chief Financial Officer of Gundaker Commercial Group, Inc., Mary Mercurio brings over 20 years of accounting related to the construction industry to her position. Her past experience includes working in all financial phases of commercial real estate and land...
Donna Miller
Director of Human Resources
Donna Miller is the Director of Human Resources for Gundaker Commercial (GCG). With more than 20 years of human resources and accounting experience related to commercial and multifamily property management, Donna’s knowledge in human resources, accounting and administration makes her a vital asset to the corporation....
Michael Roberts Jr., Esq.
Vice President
Michael Roberts Jr., Esq. has joined Gundaker Commercial Group as Vice President with over 20 years of commercial real estate industry experience. As a commercial practitioner, his multifaceted knowledge consists of multi-family, industrial, retail, office, land, and hospitality industries. Michael delivers a highly competitive and uncompromising...
Tony Walls
Senior Associate
Tony has joined Gundaker Commercial Group as a Senior Associate in the Commercial Brokerage Division. In addition to joining Gundaker Commercial Group, Tony is currently on the team roster for the St. Louis Ambush soccer team (indoor) in the Major Arena Soccer League. Tony has always...
Brett Mudd, MBA
Senior Associate
Brett has joined Gundaker Commercial Group as a Senior Associate in the Commercial Brokerage Division. He received his Missouri real estate Salesperson license in 2008 and recently obtained his Missouri real estate Broker license in 2022. With over 10 years experience in real estate, Brett has...
