Employee Directory
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....
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...
Gordon Gundaker
Chairman, President, 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...
Dave Wuenscher
Vice President
David E. Wuenscher brings more than 40 years of real estate counseling experience to his position as a commercial real estate broker and vice president with Gundaker Commercial. His many years of work experience in the field of urban planning, real estate development/redevelopment, real estate valuation,...
Don Worley
Senior Advisor - Land
Donald Worley is an Advisor for Gundaker Commercial Group, Inc. (GCG). Throughout his tenure with the company, he has completed numerous commercial real estate transactions, primarily focusing on the sale of land in rural areas of Missouri. He is well-versed in the sale of commercial property...
Denise O’Mara
Vice President
Denise O’Mara is a Vice President with Gundaker Commercial Group, Inc. She has been in the commercial real estate field for approximately 25 years. Prior to joining Gundaker Commercial Group, she was a property manager for 10 years. In 1999 Denise became a licensed real estate...
Paul Nagel
Vice President - Land
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...
Mark Hejna
Vice President
Mark A. Hejna, Sr. is a Vice President in the Brokerage Division of Gundaker Commercial Group. His previous role was as project manager for the Gundaker Commercial Group Construction Division. With his more than 28 years experience in the St. Louis construction industry, Mark has overseen...
Rod Gordon
Senior Advisor
Rod Gordon is a Senior Advisor 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...
Robert A. Busch, Esq., CCIM, SIOR
Executive Vice President
Robert A. Busch, Esq., CCIM, SIOR is a licensed attorney and an Executive Vice President with Gundaker Commercial Group. His legal background has led to experience in contracts, negotiations, 1031 exchanges, lease agreements, financing and zoning issues. Bob can advise his clients on a variety of...
Dean Scott Burns, AICP, MBA
Senior Vice President
Dean Scott Burns is Senior Vice President for Gundaker Commercial Group. With more than 30 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...
Anne Klene
Senior Vice President - Asset Management
Anne Klene is the Senior Vice President – Asset Management Division of Gundaker Commercial Group, Inc. (GCG). With more than 30 years experience in asset and property management, she brings extensive knowledge of property and facility administration, lease compliance and continuing education to her position. Anne...
Roxanne A. Bellistri
Director of Digital Marketing, Marketing Manager, Research Analyst, and Brokerage Administration
William Devers
General Sales Manager
Bill Devers is General Sales Manager 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...
