Christopher L. "Chris" Callahan
About Christopher L. Callahan
Christopher L. Callahan is a lawyer based in Phoenix, AZ and has been recognized in The Best Lawyers in America® since 2011. Christopher L. Callahan is recognized in the following practice areas:
- Phoenix, Arizona
- Commercial Litigation
- Litigation - Environmental
- Mass Tort Litigation / Class Actions - Defendants
- Product Liability Litigation - Defendants
Current Firm: Fennemore PC
Education: University of California Los Angeles, J.D., graduated 1984
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
Colin was appointed a Judge of the Maricopa County Superior Court in 1990 after twelve years of practicing both civil and criminal trial law. During his 17 years as a Judge, he sat on assignments related to nearly every area of law including civil, criminal, juvenile, and family matters. He was Presiding Judge from 2000 to 2005. After his retirement from the Bench, Colin returned to Osborn Maledon in 2007 where he maintains an active personal injury tort, commercial litigation, and public law...
Benjamin Wright is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Benjamin, who practices law in Phoenix, Arizona, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Benjamin is held by other top lawyers in the same geographic and legal practice area.
About Nicholas Boca: Board-Certified Family Law Specialist, State Bar of Arizona Former Assistant Attorney General for the Department of Child Safety 2020 recipient of the James Waite Mahoney Award for meritorious service to the Arizona Juvenile Law Section 2019-2020, Judge Pro Tempore 2019, 2022, and 2023 Top 100 Lawyers in Arizona AV Preeminent Rating by Martindale Hubbell Super Lawyers Rising Star Extensive Trial Experience Interviewed and quoted by the Arizona Republic Interviewed by Insi...
Shareholder Susanne ("Susie") Ingold practices in employment law and litigation and regularly advises clients regarding issues of workplace discrimination, employer policies, employee discipline and termination, and compliance with state and federal labor and employment laws. She regularly represents clients before the Equal Employment Opportunity Commission and in complex litigation matters in state and federal court. As an experienced litigator and trial lawyer, Susie has successfully defen...
Since the beginning of his career, Geoff has built his reputation as a lawyer’s lawyer. He serves as Osborn Maledon’s General Counsel and represents fellow attorneys in all aspects of the practice of law. For the last 30 years, his practice has split between both litigation and preventative counsel, advising on a regular basis to clients about risk management, professional liability issues, legal malpractice, bar discipline, ethics, and law practice management issues. Geoff has be...
Chris Welker is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Personal Injury Litigation - Defendants. Chris, 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 Chris is held by other top lawyers in the same geographic and legal practice area.
Steven T. Lawrence is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Health Care Law and Mergers and Acquisitions Law. Steven T., who practices law in Phoenix, Arizona, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven T. is held by other top lawyers in the same geographic and legal practice area.
Dale Schian represents businesses and individuals in commercial creditor and debtor matters, emphasizing out-of-court workouts, restructurings, and Chapter 11 reorganizations. Over the years, Mr. Schian has represented clients in a wide variety of businesses, including manufacturing, retail, high-tech, agribusiness, commercial real estate, multi-family housing, and real estate development. He is a member of the American Bar Association's Business Law Section and serves on the ABA Law Practice...
William H. Anger provides his clients with the benefit of more than 37 years of experience in structuring loan, business, real estate, and water rights transactions, as well as in representing business and public clients as an advocate in litigation and appeals related to similar transactions. Bill’s perspective is enhanced by his experience on both sides of deals, and he benefits clients by structuring transactions that stand up in the long run. CLIENTS Cities, Commercial Real Estate L...
John Micheaels began practicing law in 1979. His practice focuses on medical malpractice and catastrophic injury and wrongful death cases. John has taken over 75 trials to a jury in the state and federal courts in Arizona. He has a Martindale-Hubbell “AV” attorney rating and is a State Bar Certified Specialist in Injury, and Wrongful Death Litigation. He has been listed in The Best Lawyers in America and has been for over 15 years, as well as a Fellow in two of the most prestigiou...
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.
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.
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.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
Can You File Bankruptcy on Credit Cards
by Bryan Driscoll
Understanding your options for relief from overwhelming debt.
US Tariff Uncertainty Throws Canada Into Legal Purgatory
by Bryan Driscoll
The message is clear: There is no returning to pre-2025 normalcy.
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.
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.