James O'Connor

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...

Steven J. Miller is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Steven J., who practices law in Cleveland, Ohio, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven J. is held by other top lawyers in the same geographic and legal practice area.

Jeffrey W. Van Wagner is the Managing Shareholder of BSPH. His career as a litigator and trial attorney has now spanned three decades. He is a 1979 graduate of Case Western Reserve School of Law and has extensive litigation and trial experience in the areas of nursing home liability, medical malpractice defense of physicians and institutions, and product liability. He has extensive experience in defending physicians and institutions where opioid prescription practices are at issue and is well...

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...

Mark F. Fazio is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Business Organizations (including LLCs and Partnerships), Corporate Law and Mergers and Acquisitions Law. Mark F., 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 Mark F. is held by other top lawyers in the same geographic and legal practice area.

As a nationally-ranked master swimmer, Harry knows the importance of setting goals and the preparation and tenacity necessary to meet those goals. Harry approaches each matter with zeal and a fresh perspective. He can mastermind a plan and follow it through to success. On behalf of both corporate debtors and creditors, including commercial lessors, financial institutions, financially-distressed businesses, financing companies, lessees, Official Creditors' Committees, secured lenders, and Trus...

With over 40 years of legal experience, Patricia Ritzert focuses on governmental law, public finance, and business law as a member of the firm’s Corporate and Business Law group. Her extensive background includes serving as an assistant law director for the cities of Akron and Cuyahoga Falls, as well as various Ohio port authorities. Ms. Ritzert’s experience spans a wide range of local government issues, including employment, land use, taxation, finance, claims for and against tow...

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.

David Lenz joined the Firm in 2006, became a Partner in 2013, and was elected to serve as Managing Partner in 2020. His practice focuses primarily on planning for and administering wealth transfer for individuals and families, in addition to counseling charitable organizations. David considers each client’s unique estate planning needs, creating comprehensive plans and helping families communicate their purpose and goals to the next generation. This often includes complex charitable, re...

Chuck Adler joined the Firm in 1993 and became a Partner in 1995. He has a special interest in planning for individuals, families, and closely held businesses. Chuck counsels individuals and families on complex estate, charitable, financial, and retirement planning matters; on estate, gift, and generation-skipping taxes; and on the organization and operation of private foundations. He also works with owners of closely held and family businesses on succession planning. Before joining the Firm,...