Gregory S. Costabile, Esq. – Cleveland, OH

Certified Family Law Specialist in Downtown Cleveland

Gregory S. Costabile is a highly distinguished shareholder at Buckley King LPA, bringing over 30 years of legal and public service experience to his clients in Cleveland. Located in the Fifth Third Center on Superior Avenue, Gregory Costabile is recognized as a Certified Specialist in Family Relations Law by the Ohio State Bar Association, a distinction held by a select group of attorneys who have demonstrated a high level of expertise. His practice is centered on helping families navigate the most difficult transitions of their lives with dignity and strategic foresight. Unlike attorneys who default to aggressive litigation, Mr. Costabile balances zealous advocacy with compassion, often utilizing Alternative Dispute Resolution (ADR) methods such as mediation and collaborative law to reach amicable settlements that preserve family relationships and assets.

Mr. Costabile’s background is unique; he has served as a Mayor, Safety Director, and Council President, giving him a profound understanding of municipal law and public administration. This experience enhances his ability to handle complex cases that intersect with local government regulations, zoning issues, and administrative appeals. However, his passion remains in family law, where he represents clients in high-net-worth divorces, child custody disputes, and spousal support negotiations. He is known for his role as a "trusted advisor," helping clients look beyond the immediate emotional turmoil to secure their long-term financial and personal well-being. Whether serving as a Guardian ad Litem for children or negotiating a complex business valuation in a divorce, Gregory Costabile acts with unwavering integrity and professionalism.

Areas of Practice

• Family Law: Comprehensive representation in divorce, dissolution, and legal separation, with a focus on high-asset cases.
• Collaborative Law: A specialized non-adversarial approach that allows couples to resolve disputes privately and respectfully without going to court.
• Mediation: Serving as a neutral third party to facilitate constructive dialogue and settlement between conflicting parties.
• Municipal Law: Advising clients on zoning, planning, and administrative appeals, leveraging his extensive experience as a former public official.
• Business Litigation: Representing business owners in contractual disputes and partnership dissolutions that often arise during family law proceedings.

A Leader in the Legal Community

Gregory S. Costabile’s commitment to excellence has been consistently recognized by his peers. He has been named to the Ohio Super Lawyers list for multiple years and is a recipient of the Chamber Bright Star Award. His leadership extends to the Center for Principled Family Advocacy, where he has served as President, championing the use of collaborative techniques in domestic relations. Operating from the prestigious Buckley King firm, he offers clients the resources of a full-service commercial law firm combined with the personalized, sensitive care required in family law matters. For individuals seeking a sophisticated problem-solver who can handle both the legal and human aspects of a case, Gregory Costabile is a premier choice in Cleveland.