E. Roger Stewart

Erica L. Calderas has extensive experience representing commercial clients of varying sizes as plaintiffs and as defendants in complex matters in state and federal trial and appellate courts. Erica has a deep understanding of a wide range of litigation matters impacting businesses, including business torts, contract disputes, consumer protection claims, trademark infringement, employment disputes, fraud claims, enforcing and defending against claims regarding non-competition agreements and tr...

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...

Arthur E. Gibbs III is a partner in the Trusts and Estate Planning Group and is licensed to practice law in Ohio and Florida. Art is an Ohio State Bar Association Board Certified Specialist in Estate Planning, Trust and Probate Law and focuses on providing creative estate, tax and business planning advise to business owners and other wealthy individuals, as well as representing individuals, financial institutions, and non-profits in estate disputes. Art is a past Chair of the firm’s Cle...

Eugene Roytberg is a lawyer recognized by Best Lawyers in the practice area of Banking and Finance Law. Eugene practices law in Cleveland, Ohio Best Lawyers has recognized Eugene Roytberg since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Eugene Roytberg is held by other lawyers.

Kevin R. Keogh is a lawyer recognized by Best Lawyers in the practice areas of Closely Held Companies and Family Businesses Law and Trusts and Estates. Kevin R. practices law in Cleveland, Ohio Best Lawyers has recognized Kevin R. Keogh since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kevin R. Keogh is held by other lawyers.

Bart spent the first part of his career as an insurance advisor and securities analyst. He later became a lawyer and developed his skills as a litigator and trust attorney. This wide range of experience enables him to give his clients a comprehensive view of financial planning not often found in estate planning attorneys. Bart Leonardi is a Certified Specialist in Estate Planning, Trust and Probate Law by the Ohio State Bar Association. His practice is concentrated in the areas of estate plan...

Stephen H. Gariepy is a partner and National Co-Chair of Hahn Loeser’s Estate Planning, Wealth Transfer & Preservation Section. Steve focuses his practice on leading-edge estate planning techniques. His ability to design creative and comprehensive plans – and make them practical and understandable – has attracted clients nationwide from the ranks of Forbes 400, business owners, families and nonprofit organizations. Steve regularly counsels owners of privately held compan...

Ryan Babiuch is a lawyer recognized by Best Lawyers in the practice area of Commercial Litigation. Ryan practices law in Cleveland, Ohio Best Lawyers has recognized Ryan Babiuch since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Ryan Babiuch is held by other lawyers.

Mr. Peters counsels clients in in the power management, manufacturing, insurance, contingent staffing, financial services, transportation and logistics, building materials, construction, technology, and retail industries, among others. He advises clients on hiring, promotion, discipline, and termination decisions; negotiates executive employment agreements; drafts and reviews employee policy manuals for compliance with state and federal law; and manages multi-state employment law compliance p...

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