Our Team
Patrick M. Grabill
President
As President of Grabill & Company Real Estate Advisors, Patrick Grabill leverage over five decades of experience in brokerage, development, and property management to deliver strategic solutions and exceptional results. His track record includes brokering and developing over 1,200 acres of residential land, leading landmark projects such as Victorian Gate in Columbus, Corbin’s Mill of Dublin, Woodside of Marysville, Fancyburg Park in Upper Arlington, Lowell Trace of Dublin, and Old Dublin Town Center I & II, successfully managing high-profile transactions for major investors, owners, and institutions. Deeply connected within the Central Ohio community, Patrick is passionate about enhancing local real estate through trusted advisory, historic preservation, and strategic land development.
Matthew Byrne
Vice President
With more than 30 years of experience in commercial brokerage and development, Matt Byrne brings a proven track record of results to Grabill & Company. His work spans office, retail, industrial, multifamily, and land projects—including signature golf course communities—where he has led multimillion-dollar transactions on behalf of buyers, sellers, landlords, and tenants.
As the founder of Links Real Estate Company and a principal of Bedrock Development Group, Matt helped drive several notable Central Ohio projects, including the Industrial Parkway corridor, Arlington Falls Business Park, and the Ohio University Pickerington campus. He brings deep expertise in land assemblage, site selection, zoning, financing, and construction management.
A licensed real estate broker and long-time member of the Columbus Commercial Industrial Investment Realtors (CCIIR), Matt remains actively involved in the Central Ohio community.
Chip Sergakis
Senior Associate
Chip has worked the many facets of the real state industry including the development and leasing of retail centers, office buildings, industrial, and flex spaces, build to suit long term investments, IRS Section 1031 Exchanges, and land sales. He is also experienced in financial and market analysis of properties. Chip is fluent in German, having worked in Germany for a multinational steel firm performing German and American steel market analysis.
Steven Mauger
After graduation from Upper Arlington High School and Miami University with a BS in Business Management, Steve began his real estate career in property management with an emphasis on multifamily properties and real estate investments. He began his industry leadership roles by serving as President of Chapter 42 of the Institute of Real Estate Management (IREM). His contributions to the Columbus Board of Realtors include incorporating commercial activity into the MLS and formalizing recognition of the Commercial Section of CBR, serving on numerous committees, and a term as its Chairman. An emphasis on ethical practices led to several years of service on the Grievance and Professional Standards Committees of CBR. His business leadership includes Vice President of Mauger Management, Vice President of King Thompson Realtors, President and Co-Founder of Commercial One Realtors, and Broker with Grabill & Company LLC. With responsibility for over $200,000,000 in sales and leasing, Steve has a wealth of experience representing individual, corporate and institutional clients.
Donald Butler
Coming Soon!
Randy Walker
Coming Soon!