Rebecca A. Winterscheidt

Peter’s focus is protecting businesses and securing their future through risk management, litigation, and dispute resolution. Peter has extensive experience litigating in Arizona state and federal courts and has represented businesses of all sizes in the Arizona Court of Appeals and the United States Court of Appeals for the Ninth Circuit. Peter routinely handles matters involving business litigation, commercial real estate disputes, insurance coverage, employment disputes, and commerci...

Kathryn K. McCormick is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: General Practice. Kathryn K., 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 Kathryn K. is held by other top lawyers in the same geographic and legal practice area.

Ron Kilgard is a 40-year civil litigation lawyer.Over a long career, he has handled all manner of civil cases, from routine automobile accidents and two-party contract disputes of no interest to anyone but the parties, to multi-million dollar class actions covered in The New York Times and The Wall Street Journal . For the last 20 years, Ron has mostly litigated pension plan class actions. Ron helped Keller Rohrback pioneer company stock ERISA litigation in the late 1990s and early 2000s; he ...

Dan Goldfine is a business-focused litigator with a demonstrated history of resolving difficult legal challenges. With an abundance of experience handling class action and other complex litigation for his clients, including matters involving antitrust, insurance coverage, Racketeer Influenced and Corrupt Organizations Act (RICO), consumer fraud and consumer protection laws, Dan understands how litigation risks impact a business and aims to mitigate these risks to the fullest extent possible. ...

Chad Campbell, a partner in the firm's Litigation practice, focuses on patent, intellectual property and other commercial litigation for technology companies.

Karen represents health care systems, hospitals, clinics, and other providers in matters of quality management, medical staff credentialing and peer review, medical staff structures, bylaws and confidentiality, as well as National Practitioner Data Bank, state professional board, and other government reporting. She also regularly assists health care providers with state licensure and Medicare certification, survey compliance, Joint Commission accreditation, EMTALA compliance, patient consent,...

Joe Mais is an experienced trial lawyer who has tried more than 20 jury trials, bench trials and arbitrations. He also has served as lead counsel in many significant matters that were successfully resolved before trial. He has served as lead counsel in a wide range of matters including multiple securities, intellectual property, and consumer actions, as well as contract, business tort and real estate litigation. Joe is currently ranked by Chambers as an Arizona Band One litigator, and describ...

Andy is a litigator and election lawyer who assists clients in complex commercial matters, election disputes and compliance, appeals, and matters involving state and local governments. He has also helped clients throughout Arizona in matters arising under the state’s Public Records Law. In addition, Andy maintains an active pro bono practice, which has included litigating tort claims on behalf of a group of refugee farmers, successfully representing individuals appealing orders of remov...

Tim is a shareholder, member of the Gallagher & Kennedy board of directors and head of the firm’s Tax Law practice. For over 20 years, Tim has focused his practice in all areas of federal tax law, with an emphasis on partnerships, limited liability companies, C and S corporations, real estate, international taxation, and civil tax controversy. He provides tax planning, structuring and documentation for business and individual clients, including joint ventures and tax-exempt organiza...

Michael Clyde, a partner in the firm's litigation practice, has more than 30 years of experience in securities, corporate governance, professional liability, antitrust and other complex litigation. He has represented securities issuers, directors, officers and professionals in a wide variety of litigation involving securities, corporate governance and financial disclosure and accounting issues. In December 2009, Michael was lead trial counsel for craigslist, Inc. in eBay v. Craig Newmark, whe...