Jeremy M. Campana

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

Jim Vail joined the Firm in 1979 and has been a Partner since 1986. He served as the Firm's Managing Partner from 1996 through 2019. Jim primarily counsels businesses, nonprofit and health care organizations in all aspects of their operations, including formations, mergers and organizations, joint ventures, contracting, and succession planning. Jim argued a case before the United States Supreme Court where he obtained a unanimous favorable decision. Spectrum Sports, Inc. v. McQuillan, 506 U.S...

James F. Koehler is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Securities. James F., who practices law in Cleveland, Ohio, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James F. is held by other top lawyers in the same geographic and legal practice area.

Deborah D. Zielinski is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Deborah D., 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 Deborah D. is held by other top lawyers in the same geographic and legal practice area.

Robert C. Petrulis is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Robert C., who practices law in Cleveland, Ohio, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert C. is held by other top lawyers in the same geographic and legal practice area.

A focused practice in the defense of various professionals including lawyers, accountants, and insurance agents and brokers for claims of malpractice, errors and omissions, as well as professional licensing issues. In addition to his professional liability practice, Joe has significant experience handling commercial trucking (long haul and short haul) as well as commercial coach carrier matters. His practice also includes litigation of insurance coverage and bad faith issues, various general ...

Tatyana is a key member of the firm’s Corporate and Business Services group, focusing her practice in the areas of mergers and acquisitions, commercial contracting, franchising , healthcare, and finance and banking. With extensive experience in corporate and transactional law, Tatyana leads mergers and acquisitions across various industries, particularly within the medical and dental sectors. Her proficiency extends to start-ups, restructuring, and reorganizations, representing both deb...

With over 30 years of experience, Jim litigates negligence, product liability, toxic tort, employer intentional tort, insurance, commercial, and construction related claims in federal and state trial courts, as well as state appellate court. His liability defense concentration includes personal injury, property damage, construction defects, product liability, and general litigation. Jim has achieved the highest ranking, AV Preeminent®, from Martindale-Hubbell® and has been listed as a...

Ashton Bizzarri is a Partner in the Firm’s Trusts & Estates Practice Group. She focuses her practice in the areas of estate planning and trust and estate administration, while also representing clients in trust and estate litigation. Prior to joining the Firm, Ashton was an Associate Attorney at two Akron law firms, focusing exclusively on estate planning and trust and estate administration. She was also a Trust Officer at Key Private Bank, where she handled trust administrations, w...

Warren Goldenberg, Senior Counsel at Hahn Loeser’s Cleveland office, is the President and Chief Operating Officer of KeborMed Inc. (www.kebormed.com), a Platform-as-a-Service for cloud connected medical devices. KeborMed is an early revenue company which has a strategic marketing alliance with Ximedica. After more than 30 years as a Partner at Hahn Loeser, Warren became Senior Counsel on September 1, 2021 in connection with closing of KeborMed’s Series Seed financing so that he co...