Our Team

Patrick M. Grabill

  • As President of Grabill & Company Real Estate Advisors, I leverage over five decades of experience in brokerage, development, and property management to deliver strategic solutions and exceptional results. My 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, I am passionate about enhancing local real estate through trusted advisory, historic preservation, and strategic land development.

Matthew Byrne

Coming Soon!

Chip Sergakis

  • 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!