Michael J. "Mike" O'Callaghan
About Michael J. O'Callaghan
Michael J. O'Callaghan is a lawyer based in Columbus, OH and has been recognized in The Best Lawyers in America® since 2013. Michael J. O'Callaghan is recognized in the following practice area:
- Columbus, Ohio
- Environmental Law
Current Firm: Shumaker, Loop & Kendrick LLP
Education: University of Detroit Mercy, J.D., graduated 1989
Location: Columbus, OH
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
Pamela S. Krivda is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management, Labor Law - Management and Litigation - Labor and Employment. Pamela S., who practices law in Columbus, Ohio, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Pamela S. is held by other top lawyers in the same geographic and legal practice area.
In October 2015, Grier joined the ATWF team, bringing with him many years of experience in all areas of medical litigation, including cardiovascular, neurologic, neursurgical, radiology, oncology, obstetric-gynecologic and hospital administration issues. Grier’s litigation immersion began with his employment as a staff attorney at the Franklin County Court of Common Pleas in Columbus. His next position with Earl Warburton & Adams lasted over 25 years. Starting as an associate and wo...
Peter W. Hahn is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Litigation - Construction. Peter W., who practices law in Columbus, Ohio, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter W. is held by other top lawyers in the same geographic and legal practice area.
Attorney Soroka concentrates his practice on catastrophic accidents involving commercial motor vehicles. He frequently litigates tractor-trailer accidents, bus accidents, non-emergency medical transport cases, and commercial vehicle cases occurring in construction zones. He routinely takes on disputed liability matters, and has vast experience litigating cases involving tractor-trailers and commercial vehicles, representation of victims of sexual assault, negligent security claims, constructi...
Douglas J. Schockman is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Litigation - Insurance. Douglas J., who practices law in New Albany, Ohio, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Douglas J. is held by other top lawyers in the same geographic and legal practice area.
Thomas J. Riley focuses his practice on business and corporate law as well as wealth transfer planning. He counsels small to midsize closely held manufacturing and distribution enterprises and professional practices on matters including tax planning, contract negotiations, and mergers and acquisitions. T.J. has experience handling multi-employee union plans, master and prototype plans for sponsoring organizations, and Employee Stock Ownership Plans (ESOPs). He also advises owners on successio...
Brandon Borgmann joined Carlile Patchen & Murphy LLP in September of 2008 and practices in the areas of estate planning, business succession planning, probate, special needs law and tax. Brandon represents individuals, business owners and families concerning estate planning, tax planning and business succession planning. He also represents executors and trustees with respect to administration of estates and trusts, probate litigation and taxation.
Mr. Schneider has defended individuals, businesses and public officials in a myriad of criminal matters that include public corruption and matters involving tax, health care, securities and mortgage fraud. In addition, he has defended individuals and businesses before licensing boards, regulators and in professional liability litigation. He has: defended against federal and state prosecutions involving charges of bribery, public corruption, money laundering and fraud. defended business profes...
David J. Butler is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Mass Tort Litigation / Class Actions - Plaintiffs. David J., who practices law in Columbus, Ohio, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David J. is held by other top lawyers in the same geographic and legal practice area.
Angelique Paul Newcomb is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Angelique Paul, who practices law in Columbus, Ohio, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Angelique Paul is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
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.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
Can You Go to Jail at an Arraignment?
by Bryan Driscoll
Understanding What Happens at Your First Court Appearance.
When Is It Too Late to Stop Foreclosure?
by Bryan Driscoll
Understanding the foreclosure timeline, critical deadlines and the legal options that may still protect your home.
How AI Is Changing the Way Clients Find Lawyers
by Jamilla Tabbara
Best Lawyers CEO Phil Greer explains how AI-driven search tools are reshaping legal marketing and why credibility markers matter.
When to Get a Lawyer for Work Injury
by Bryan Driscoll
Understanding your rights and navigating the complexity of workers’ compensation claims.