Michael Dennis O’Brien Biography
Michael O’Brien is an experienced legal professional with a focus on appellate legal writing. Admitted to the New York State Bar in 1991, he served as a Principal Law Clerk in the Supreme Court for over three decades, working with Justices David S. Ritter, Robert A. Onofry, and David J. Squirrell in both the Appellate Division and Orange County courts.
In 2023, Michael transitioned to freelance work, providing legal writing services to Mischel & Horn, P.C. They hold an A.B. in Music from Bard College (1982) and were honored as a Lloyd McMahon Fellow at the United States Attorney’s Office for the Southern District of New York. With deep expertise in appellate law, Michael offers high-quality legal analysis and writing to Horn Appellate Group.
Work Experience:
- 1991-1995- Principal Law Clerk, Supreme Court, Appellate Division, Second Department
- 1995-2013- Principal Law Clerk to Justice David S. Ritter, Supreme Court, Appellate Division, Second Department and Supreme Court, Orange County, New York
- 2013 to March 2022- Principal Law Clerk to Justice Robert A. Onofry, Supreme Court, Orange County, New York
- March 2022 to January 2023- Principal Law Clerk to Justice David J. Squirrell, Supreme Court, Orange County, New York
- February 2023 to December 2023- Freelance- Mischel & Horn, P.C., One Whitehall Street, New York, New York 10004
Bar Admissions:
- Admitted to New York Bar- 1991
Education:
- 1982- Graduated from Bard College- A.B. in Music
Honors and Awards:
- Lloyd McMahon Fellow, United States Attorney’s Office for the Southern District, New York, New York
