Construction is a "Problem in Progress". Don Gregory enjoys solving those problems. He brings a wealth of legal and practical experience serving the construction industry to help settle disputes on complex construction projects.
He was named one of four “Tier 1” construction lawyers in Ohio by Chambers USA, as well as “Construction Lawyer of The Year” in 2024 by Best Lawyers. He was listed as the only construction lawyer in the “Top 100” Superlawyers in Ohio. Gregory served as General Counsel to many of the leading construction trade associations for decades, staying on top of cutting-edge industry developments. Gregory left the legal practice on top – as the “Lawyer of the Year” for Construction Law & Construction Litigation in 2025 – to focus exclusively on ADR.
Contact Us“Don Gregory offers a unique service as a construction neutral. Don’s significant, hands-on experience in the construction industry, and his in-depth understanding of construction law, permits him to swiftly understand the parties’ positions and effectively, efficiently, and tactfully review the legal and factual issues with the parties and their counsel to help them understand the real benefits of a mediated resolution.
Equally important, Don adapts well to the dynamics of the party participants, which permits him to keep discussions moving forward. I have used Don as a mediator in large, complex and multi-party mediations, and in each instance, the participants resolved the dispute.”
“Don has successfully mediated several difficult construction defect cases in which I was involved. His keen insight, innovative approaches and patient manner consistently encourage attorneys and their clients to set aside emotions that would otherwise get in the way of being able to make decisions based upon sound business considerations. I would heartily recommend him to anyone embroiled in a contentious dispute and, if fact, I have done so on several occasions.”
“I co-mediated a complex construction dispute with Don and found him to be an astute mediator. Don garners trust among the participants with his easy-going style and excellent knowledge of the law. He grasps the issues quickly. I would recommend Don as a mediator.”
Gregory was a leading construction law practitioner for 42 years. Construction is often a “problem in progress.” Gregory is now focused on solving those problems.
Gregory has been actively involved as a third-party neutral and advocate in ADR procedures on complex construction projects, including mediation, arbitration and dispute review boards. Gregory has represented all parties to the construction process in hundreds of mediations involving complex and sizable disputes. He has also served as a mediator in hundreds of construction disputes and he is a neutral for the American Arbitration Association and other organizations. He has trained arbitrators for the American Arbitration Association and is on its Advisory Panel.
Gregory has acted as counsel on some of Ohio’s largest construction projects.
Gregory initiated the legislation that resulted in Ohio’s new Mechanic’s Lien law and drafted Ohio’s first Prompt Payment Act, which has become a model for several other states. He also helped negotiate, draft and pass Ohio’s Fairness in Construction Contracting Act.
Gregory was named as the only attorney in Central Ohio to Business First’s “Who’s Who in Construction, Architecture and Engineering,” and is regularly recognized as one of “America’s Leading Construction Lawyers” in Chambers USA, The Best Lawyers in America, Ohio Super Lawyers, Who’s Who in International Construction Lawyers and other publications.
Gregory graduated cum laude from Miami University and received his law degree from The Ohio State University Moritz College of Law.
Central Ohio construction industry’s highest honor for lifetime achievement
Construction Law
Construction Litigation
Top 100 Ohio
(1 of 4 in Ohio)