Michael R. "Mike" O'Neill
About Michael R. O'Neill
Michael R. O'Neill is a lawyer based in Nashville, TN and has been recognized in The Best Lawyers in America® since 2024. Michael R. O'Neill is recognized in the following practice area:
-
Nashville, Tennessee
- Commercial Litigation
Current Firm: Sims Funk PLC
Education: Pepperdine University, J.D., graduated 1994
Location: Nashville, TN
Nearby Lawyers
Elizabeth A. Garrett is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law, Family Law Arbitration and Family Law Mediation. Elizabeth A., who practices law in Nashville, Tennessee, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Elizabeth A. is held by other top lawyers in the same geographic and legal practice area.
Linda Rose is the Managing Member of Rose Immigration Law Firm, PLC, in Nashville. Her firm emphasizes business immigration in music and entertainment, international transfers, and university research and teaching. The firm also handles family immigration, naturalization, humanitarian cases, and federal mandamus actions. She is an active member of the American Immigration Lawyers Association (AILA), having served as a nationally-elected Director of the AILA Board of Governors for 14 years. Sh...
Nathan Harris’s practice covers the entire business lifecycle, from assisting with entity formation and providing guidance on commercial transactions and fundraising to advising buyers and sellers in connection with complex M&A transactions. A significant area of his day-to-day work involves acting as an “outside general counsel” to small and medium sized businesses in a wide variety of industries. Additionally, Nathan has significant experience representing companies th...
Michael B. Bressman is Of Counsel with the firm. Additionally, he serves as Professor of the Practice of Law at Vanderbilt Law School, where he has taught a variety of courses such as Contracts, the Law of Cyberspace, and Art Law. Michael directs the law school’s clerkship program, which supports students and graduates applying for post-graduation judicial clerkships. With a career spanning more than 25 years in premier law firms, as in-house corporate counsel, and as a professor at one...
Aaron Bradley Flinn is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses Law and Trusts and Estates. Aaron Bradley, who practices law in Nashville, Tennessee, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aaron Bradley is held by other top lawyers in the same geographic and legal practice area.
Mark Smith’s clients include hospitals, doctors and other health care providers throughout the state of Tennessee. He handles the defense of medical negligence claims and suits involving allegations of wrongful death and catastrophic injuries with the potential for significant financial exposure. Other practice areas include general, commercial, estate and appellate litigation, as well as high-exposure plaintiff’s personal injury cases. Mark has practiced law 32 years, including m...
David Marks is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. David, who practices law in Nashville, Tennessee, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.
Brent Hannafan is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Individuals and Litigation - Labor and Employment. Brent, who practices law in Nashville, Tennessee, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brent is held by other top lawyers in the same geographic and legal practice area.
John A. Day is a founding partner of the Law Offices of John Day, PC, located in the Nashville, Tennessee, area. John graduated with honors from the University of North Carolina School of Law in 1981. He is certified as a Civil Trial Specialist and has over 30 years experience in trying lawsuits. John has served as President of the Tennessee Trial Lawyers Association and Chair of the Council of State Presidents of the American Association for Justice (formerly the Association of Trial Lawyers...
Tom Forrester’s practice is focused primarily on business bankruptcy cases under Chapter 11 of the United States Bankruptcy Code, workouts and commercial litigation. Tom represents debtors, secured and unsecured creditors, court-appointed creditor and equity committees, buyers and sellers of assets, lenders, trustees, lessors and others in the field of insolvency. Tom also has extensive experience in claims litigation and lien-enforcement litigation in the Bankruptcy Courts. He works wi...
Explore and Learn
2026 Best Lawyers Awards: Recognizing Legal Talent Across the United States
by Jamilla Tabbara
The 2026 editions highlight the top 5% of U.S. attorneys, showcase emerging practice areas and reveal trends shaping the nation’s legal profession.
Gun Rights for Convicted Felons? The DOJ Says It's Time.
by Bryan Driscoll
It's more than an administrative reopening of a long-dormant issue; it's a test of how the law reconciles the right to bear arms with protecting the public.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
The Family Law Loophole That Lets Sex Offenders Parent Kids
by Bryan Driscoll
Is the state's surrogacy framework putting children at risk?
Holiday Pay Explained: Federal Rules and Employer Policies
by Bryan Driscoll
Understand how paid holidays work, when employers must follow their policies and when legal guidance may be necessary.
How to Choose a Good Lawyer: Tips, Traits and Questions to Ask
by Laurie Villanueva
A Practical Guide for Your First-Time Hiring a Lawyer
Unenforceable HOA Rules: What Homeowners Can Do About Illegal HOA Actions
by Bryan Driscoll
Not every HOA rule is legal. Learn how to recognize and fight unenforceable HOA rules that overstep the law.