Yelena G. Katz

Lawrence E. Oscar, former CEO and managing partner of Hahn Loeser & Parks and currently the firm’s Ohio Regional Coordinating Partner, and Business Enterprises Practice Area Co-Chair, serves as a key advisor to executive management at NYSE and Fortune 1000 companies. He provides counsel for a wide range of situations and issues, including overall strategy, dispute resolution, employee relations, mergers and acquisitions, political developments and pricing strategies, among others. R...

Edward (Ed) Patton is a seasoned trial attorney with a focus on corporate and business law , civil litigation , insurance defense , toxic tort, and asbestos defense. He offers strategic counsel to clients on international import and export activities, including establishing corporate compliance programs for international trade and NAFTA initiatives. Ed boasts significant knowledge and experience in governmental compliance, encompassing licensing procedures for international exports, product m...

Adrian D. Thompson is a top attorney recognized by Best Lawyers in the practice area(s) of Education Law, Labor Law - Management and Litigation - Labor and Employment. Adrian D., who practices law in Cleveland, Ohio, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adrian D. is held by other top lawyers in the same geographic and legal practice area.

A Partner in Hahn Loeser’s Litigation Area, Eric B. Levasseur is a commercial litigator and trial attorney who represents clients in business disputes around the country. A trusted advisor and creative advocate, Eric designs strategies that guide his clients from the pre-litigation planning stage through trial and the highest levels of appeal. In twenty years in practice, Eric has earned a reputation for cutting to the core of disputes to deliver a successful result, whether inside or o...

Diane Calta is a key member of the firm’s civil litigation and real estate and land use practice groups, bringing over 25 years of legal experience in municipal law, economic development, litigation, real estate, eminent domain, and probate and estate planning. She currently serves as Director of Law for Mayfield Village and as special legal counsel for the City of Independence. Her previous roles include serving as Director of Law for the cities of Beachwood and Green. Diane has also h...

Woods King III is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law and Trusts and Estates. Woods, who practices law in Cleveland, Ohio, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Woods is held by other top lawyers in the same geographic and legal practice area.

Michael J. Zbiegien is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Michael J., who practices law in Cleveland, Ohio, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael J. is held by other top lawyers in the same geographic and legal practice area.

Joe Gibbons joined the Firm in May 2005 and became a Partner in January 2006. Prior to joining the Firm, Joe spent the majority of his career with McGinty, Gibbons, Hilow & Spellacy Co., LPA, and Carney & Broadbent, both located in downtown Cleveland, Ohio. Over the years, Joe has represented a variety of individuals, businesses, institutions, and governmental entities. His primary practice areas include estate planning, estate and trust administration and related litigation, real est...

Gregory A. Thompson is a partner in Hahn Loeser’s nationally acclaimed Litigation and Construction Groups. Greg is a seasoned litigator with a proven track record in a wide array of matters. He has significant experience handling complex commercial litigation, including breach of contract, Uniform Commercial Code (UCC), and business tort claims. Greg has also successfully handled significant intellectual property matters and employer intentional torts. Greg has strengths across a number...

Jeff Smith is a partner in the Cleveland office and a member of the firm's Employee Benefits Practice Group. He works with clients to create, implement and maintain their retirement and health plans. He also advises employers on the impact of the Consolidated Omnibus Budget Reconciliation Act (COBRA) and the Health Insurance Portability and Accountability Act (HIPAA), as well as Multiple Employer Welfare Arrangements (MEWAs) and Voluntary Employer Beneficiary Associations (VEBAs). While in la...