Arthur F. "Art" McMahon III

4.5 (6 reviews )

Cincinnati Ohio United States

Securities Regulation

Recognized Since Recognized in Best Lawyers since 2013

513-381-2838 Website

About Arthur

Arthur F. McMahon III is a top attorney recognized by Best Lawyers in the practice area(s) of Securities Regulation.Arthur F., who practices law in Cincinnati, Ohio, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Arthur F. is held by other top lawyers in the same geographic and legal practice area.

Arthur F. McMahon III is a top attorney recognized by Best Lawyers in the practice area(s) of Securities Regulation.Arthur F., who practices law in Cincinnati, Ohio, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Arthur F. is held by other top lawyers in the same geographic and legal practice area.

Arthur F. McMahon III is a top attorney recognized by Best Lawyers in the practice area(s) of Securities Regulation.

Arthur F., who practices law in Cincinnati, Ohio, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Arthur F. is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Securities Regulation

Education

Columbia University

Harvard University

Awards & Recognition

Reviews

4.5 / 5

0 Reviews

1,005 Profile Views

Yuki Nakamura

Jan 04, 2026

Always Available and Kept Me Fully Informed

When I faced an SEC investigation into my investment advisory firm, I was overwhelmed. Arthur McMahon III was recommended to me, and his communication was exceptional. He responded to my emails within...

Henrik Johansson

Jan 04, 2026

Unmatched Knowledge of Securities Regulations

As a startup founder in Cincinnati, I needed legal advice for our Series B funding round. Arthur's expertise in securities regulation was immediately apparent. He explained complex SEC rules with clar...

Fatima Al-Rashid

Jan 04, 2026

Secured a Multi-Million Dollar Settlement for Us

Our company was defrauded in a securities offering, losing significant funds. Arthur McMahon III took our case and delivered outstanding results. Through meticulous investigation and strategic negotia...

Amara Okonkwo

Jan 04, 2026

Compassionate Guidance During a Difficult Time

After my husband passed away, I inherited his investment portfolio and faced an SEC inquiry into some transactions. I was emotionally drained and confused. Arthur showed incredible compassion, patient...

Diego Alvarez

Jan 04, 2026

The Epitome of Professionalism and Integrity

In a high-stakes merger involving securities compliance, we needed a lawyer with an impeccable reputation. Arthur McMahon III was the perfect choice. His professionalism was evident from our first mee...