Bradley P. "Brad" Hartman

Hughes Grehan is a partner in the Corporate Practice Group and co-lead of the firm’s finance team. He focuses his practice on commercial matters and contracts, and commercial and corporate finance transactions. Hughes has extensive experience representing borrowers and lenders in structuring, negotiating, and documenting syndicated and non-syndicated credit facilities involving public and private companies. His transactional finance practice includes a particular emphasis on maritime in...

Ryan McPhie is a top attorney recognized by Best Lawyers in the practice area of Criminal Defense: General Practice. Ryan, who practices law in Mesa, Arizona, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ryan is held by other top lawyers in the same geographic and legal practice area. Ryan McPhie is an experienced criminal defense attorney who has handled thousands of cases, from traffic offenses to serious ...

Nichole Wilk brings over a decade of business and legal expertise. She began her law career working in commercial litigation and now uses those skills and knowledge gained to better assist and protect her clients in business and real estate transactions. Her practice includes both litigation and transactional representation. Real Estate: Nichole assists clients in a wide range of real estate matters. Her experience includes assistance with the purchase and sale of real property, leasing, and ...

Quinn Williams has represented public and private corporations, entrepreneurs, and investment funds for more than 20 years. Quinn's M&A representations have included both Fortune 500 and middle market companies in technology, retail, media, manufacturing and specialty service industries throughout the United States. As a past board member and general counsel for two Arizona-based public companies, Quinn advises on board governance and compliance matters.

Jon is a partner at O'Steen & Harrison, PLC. He joined the firm in 2005 and practices in the areas of personal injury, car accidents, contaminated food, legal malpractice, insurance bad faith, defective products and commercial litigation. He graduated from Occidental College in 2002 (B.A., Economics and Political Science) and the Arizona State University College of Law in 2005 (J.D., cum laude). He served as Senior Articles Editor of the Arizona State Law Journal and was a Willard H. Pedr...

John has substantial experience representing for-profit and not-for-profit companies in a wide variety of legal and business areas, from commercial, employment, tort and insurance-related litigation to real estate, corporate management, health care and school law issues. As a trial lawyer, John has tried more than 100 cases to conclusion, including jury trials, bench trials, arbitration matters and administrative law proceedings. He currently serves as a judge pro tem for the Maricopa County ...

Joshua Fisher has tried over two hundred cases before juries in state, federal, and military court, including DUI and vehicular crimes, complex felony and fraud, homicide and second-degree murder, theft, white collar crimes, sex crimes, and various other criminal defense matters. He has also handled administrative and licensing hearings, advocating for professionals before various medical boards in Arizona. After over 15 years working as a government prosecutor, Joshua moved into private prac...

Ian Fischer is an accomplished litigator whose problem-solving and advocacy skills help his clients achieve critical outcomes. He has a strong record of success in resolving complicated legal issues that would otherwise hamper business operations. Ian represents clients with complex contract disputes, business torts, class actions, False Claims Act, or antitrust violations. Ian works closely with his clients to understand their specific goals for each dispute they face and to develop practica...

Garrick Gallagher joined the firm in 1988, and is a Shareholder, Director and Past President (2000-2006) of the firm. Mr. Gallagher earned his Juris Doctor from the University of Arizona College of Law in 1984, and his Bachelor of Arts in Economics from the University of Pennsylvania in 1981. Mr. Gallagher concentrates his practice on complex civil litigation throughout Arizona, the United States, and abroad. He has been interviewed by Dateline NBC, local news networks, the Los Angeles Times,...

Diane M. Johnsen is a lawyer recognized by Best Lawyers in the practice areas of Appellate Practice, Commercial Litigation and Environmental Law. Diane M. practices law in Phoenix, Arizona Best Lawyers has recognized Diane M. Johnsen since 2005. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Diane M. Johnsen is held by other lawyers.