John M. Kantner

William Nesbitt is a top attorney recognized by Best Lawyers in the practice area(s) of DUI / DWI Defense. William, who practices law in Columbus, Ohio, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William is held by other top lawyers in the same geographic and legal practice area.

Kevin E. Hess is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Workers' Compensation Law - Employers. Kevin E., who practices law in Columbus, Ohio, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin E. is held by other top lawyers in the same geographic and legal practice area.

Dino Tsibouris is the founding principal at Tsibouris & Associates, LLC. His practice concentrates on information privacy and security, technology acquisition, and financial services regulation. His experience includes implementation of artificial intelligence (AI), drafting Software-as-a-Service (SaaS) agreements, website terms of use, company privacy policies, and software licenses . He was previously an attorney with Thompson Hine LLP and served as Vice President and Counsel for eComme...

Caryn A. Boyer is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Health Care Law and Mergers and Acquisitions Law. Caryn A., who practices law in Columbus, Ohio, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Caryn A. is held by other top lawyers in the same geographic and legal practice area.

Jeremiah Heck is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs. Jeremiah, who practices law in Dublin, Ohio, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeremiah is held by other top lawyers in the same geographic and legal practice area.

Tom Metzger is a nationally recognized employment law advisor, litigator, and trainer. With a career spanning over 20 years, he has developed expertise representing employers and executives in connection with covenants-not-to-compete, Occupational Safety and Health Administration (OSHA) and Mine Safety and Health Administration (MSHA) regulatory and litigation matters, discrimination and retaliation claims, contract disputes, and related workplace matters. Tom represents employers and executi...

David B. Barnhart is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. David B., who practices law in Columbus, Ohio, has been recognized since 1995. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David B. is held by other top lawyers in the same geographic and legal practice area.

Eric Estadt joined Carlile Patchen & Murphy LLP in 2022 and is a member of the firm’s Business Law Practice Group. He has experience supporting a wide range of clients, from Fortune 500 companies to individuals, protecting and enforcing their trademarks in a wide array of industries. Eric specializes in utility and design patents in the mechanical, medical device, pharmaceutical, and electronics industries.

Barbara Letcher is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Individuals, Employment Law - Management and Litigation - Labor and Employment. Barbara, who practices law in Dublin, Ohio, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Barbara is held by other top lawyers in the same geographic and legal practice area.

Marc J. Kessler is an experienced trial lawyer who is widely regarded as one of the nation’s preeminent business litigators. He has extensive experience with large scale, “bet-the-company” matters and is widely recognized for his ability to handle the most complex and critical litigation issues . Marc’s expertise includes complex commercial transactions, procurement, healthcare, trade secrets and non-competition, product liability, business torts, real estate, intellec...