Mark S. O'Connor
About Mark S. O'Connor
Mark S. O'Connor is a lawyer based in Phoenix, AZ and has been recognized in The Best Lawyers in America® since 2009. Mark S. O'Connor is recognized in the following practice area:
- Phoenix, Arizona
- Personal Injury Litigation - Plaintiffs
Current Firm: Beus O'Connor McGroder PLLC
Education: Northern Arizona University, BS, graduated 1978
Location: Phoenix, AZ
It takes just a few minutes to optimize your profile for clients looking to engage and lawyers who are ready to refer.
Activate your profile and highlight why your peers recognized in Best Lawyers today.
Nearby Lawyers
Frederick C. Miner is a top attorney recognized by Best Lawyers in the practice area(s) of Labor Law - Management. Frederick C., who practices law in Phoenix, Arizona, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Frederick C. is held by other top lawyers in the same geographic and legal practice area.
David Black has been handling civil and criminal litigation matters throughout Arizona for the past decade. He received his B.S. from Arizona State University in 2004, summa cum laude , obtained his law degree from UCLA School of Law in 2007, and worked as a prosecutor prior to going into private practice. Today, David focusses his practice in the areas of criminal defense and DUI defense. His trial and motion practice extends to all corners of the State of Arizona and now includes California...
Steven J. Gross is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law, Litigation - Insurance and Transportation Law. Steven J., who practices law in Phoenix, Arizona, 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.
James is a first-chair trial lawyer with the insight from serving as an Arizona trial judge for more than seven years. He focuses his practice on trial and appellate representation in complex commercial litigation and elections disputes. He also serves as arbitrator, mediator, and special master. Before joining the firm, James served as a judge on the Arizona Superior Court, where he presided over hundreds of jury trials, bench trials, evidentiary hearings, and oral arguments. The civil trial...
After graduating from NYU law school, I spent nine years at blue-chip law firms in Los Angeles. As a BigLaw commercial litigation partner, I represented movie studios and fortune 100 companies in document heavy cases that rarely went to trial. But I always wanted to be a real trial lawyer. So I resigned my partnership, moved to Arizona, and tried serious felony cases for a few years. As a commercial trial lawyer with nearly 30 years of courtroom experience, I am now the owner and leader of Me...
A senior partner and Best Lawyers® honoree, Jonathon Morrison’s practice is focused on tax, business and estate planning for clients with large or complex estates. He is licensed in both Arizona and California and is a Certified Specialist in Estate Planning, Trust and Probate Law in California. After a decade practicing with preeminent estate planning law firms in Silicon Valley, Jonathon gained a mastery of virtually every estate and tax planning strategy in existence. With his un...
Jake B. Smith is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Tax Law. Jake B., who practices law in Phoenix, Arizona, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jake B. is held by other top lawyers in the same geographic and legal practice area.
Rod focuses his practice in all aspects of land use and planning, including zoning approvals, development master plans, variances, use permits, design review, building permitting, subdivision approvals, general plan amendments, subdivision/platting approvals and development agreements. He represents office developers, hotel developers, master planned community developers, home builders, convenience store developers, large retailers, industrial users, mobile home park owners/operators, highway...
Rachel Frazier Johnson is an experienced, innovative powerhouse. Focusing her practice in Family Law, Personal Injury and Wills and Trusts—law is her expertise, a skill she has mastered in order to alter life paths for the better, everywhere she goes. Her skills and leadership, combined with the dedicated and passionate team she’s assembled, makes Rachel Frazier Johnson Law Arizona’s choice law firm. A POWERFUL LEADER—Each day Rachel demonstrates tenacity and leverages...
Shane Swindle, a partner in the firm's Litigation practice, focuses on commercial litigation, particularly environmental, contract and insurance coverage disputes. Most of Mr. Swindle’s time is devoted to his active litigation practice, but he also regularly advises clients on environmental, contract, and insurance coverage issues for business planning purposes.
Explore and Learn
The Family Law Loophole That Lets Sex Offenders Parent Kids
by Bryan Driscoll
Is the state's surrogacy framework putting children at risk?
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
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.
Can a Green Card Be Revoked?
by Bryan Driscoll
Revocation requires a legal basis, notice and the chance to respond before status can be taken away.
New Texas Family Laws Transform Navigating Divorce, Custody
by Bryan Driscoll
Reforms are sweeping, philosophically distinct and designed to change the way families operate.
How Far Back Can the IRS Audit You?
by Bryan Driscoll
Clear answers on IRS statutes of limitations, recordkeeping and what to do if you are under review.
US Tariff Uncertainty Throws Canada Into Legal Purgatory
by Bryan Driscoll
The message is clear: There is no returning to pre-2025 normalcy.
Can You File Bankruptcy on Credit Cards
by Bryan Driscoll
Understanding your options for relief from overwhelming debt.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.