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Arthur McMahon, III
- E amcmahon@taftlaw.com
- T (513) 357-9607
- F (513) 381-0205
Summary
Art advises boards of directors and senior management of public companies on corporate governance and securities matters, including capital markets transactions, major business combinations, and compliance with SEC and stock exchange requirements, including SEC reporting and disclosure matters. His practice also involves counseling companies on sensitive matters such as proxy contests and stockholder activism, and internal and governmental investigations, primarily investigations related to possible accounting and securities fraud and FCPA violations. His work on capital markets transactions includes public and private offerings of debt, equity and equity-linked securities for domestic and foreign issuers and underwriters.
Art is the chair of the firm’s Public Company and Securities practice group. He is listed in Best Lawyers in America under the securities regulation category. Art is an Adjunct Professor at the University of Cincinnati College of Law, where he teaches Securities Regulation, Mergers & Acquisitions, and Advanced Corporations.
Art joined Taft as a partner in our Cincinnati office after 11 years of practice at Cravath, Swaine & Moore in New York. He earned his undergraduate degree in American history and literature from Harvard University in 1993. He then attended the Columbia University School of Law, where he earned a J.D. in 1997. Art was a senior editor of the Columbia Law Review and was a Harlan Fiske Stone Scholar.
Awards
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Honoree, Lawyer of the Year, Best Lawyers, Securities Regulation (2020 & 2023)
Honoree, Best Lawyers in America, Securities Regulation (2013 – present)
Leading Lawyers Honoree, Cincy Magazine, Securities
(2013 – present)
All Service Areas
Education
- Columbia Law School (1997)
- Harvard University (1993)
Admissions
- Federal - Southern District of Ohio
- State - New York
- State - Ohio
News
Three Hundred Sixty-Three Taft Attorneys Recognized in Best Lawyers in America® 2025 Law Bulletins
SEC’s Tightened Beneficial Ownership Reporting Deadlines Now in Effect News
McMahon and Brandvold Author Chapter in Federal Securities Act of 1933 Treatise News
Three Hundred Six Taft Attorneys Selected for Inclusion in Best Lawyers in America® 2024
Past Events
Community Involvement
- Taft Museum of Art
Board Member
- University of Cincinnati College of Law
Adjunct Professor