Kathleen "Katie" Callaway

Mark practices commercial litigation and co-chairs the firm’s appellate practice section, handling civil appeals in the state and federal courts. For 25 years, he has represented clients in a wide variety of areas, including business torts and contracts, securities fraud, trade secrets, employment, professional malpractice, officer and director liability, and real estate litigation. Mark has been named a Best Lawyer by the Best Lawyers in America since 2009 , and is also recognized by A...

Thom Slack is a partner with the Phoenix firm of Beale, Micheaels, Slack & Shughart where he represents plaintiffs in catastrophic injury and wrongful death cases with an emphasis on railroad grade crossing collision, trucking and construction accidents. He has tried numerous catastrophic injury and wrongful death cases, including automobile, motorcycle and trucking accidents, railroad grade crossing collisions, and construction and premises liability injuries. Mr. Slack has obtained sign...

Lee practices environmental law relating to water quality, water rights, environmental compliance auditing, solid and hazardous waste, mining and mined land reclamation and remediation, toxic substances and Superfund matters. With nearly 25 years experience, Lee has a nationally-recognized water quality practice and works closely with his clients on the federal, state and local levels to develop workable strategies to promote development and expansion of both industrial and mining operations....

Matt Boatman joined Gallagher & Kennedy’s Personal Injury & Wrongful Death group in 2013. Since coming to the firm, he has been a member of multiple trial teams in several high profile cases. He has been recognized by the National Trial Lawyers as a top 40 civil attorney under the age of 40 in Arizona. Matt was part of the team in the Yarnell, Arizona Hotshot Firefighters’ survivors’ cases, complex medical malpractice cases that have reached multi-million dollar sett...

Since 2002, Brian has entitled, designed and developed a variety of different types of real estate assets, including master-planned communities, infill single family, multi-family, mixed-use, commercial, industrial, and municipal facilities. Brian is sought after by Property Owners and Real Estate Professionals to help develop challenging properties and solve problems. He solves problems for his Clients by understanding their needs and utilizes his real estate experience and relationships wit...

Patrick Clisham has extensive experience representing clients in complex corporate transactions, including loan documentation and restructurings, asset acquisitions and sales, lease negotiations and enforcement, and business transactions. Patrick’s experience primarily derives from representing secured and unsecured creditors, corporate debtors, trustees and examiners in corporate bankruptcy proceedings and out of court workouts.Patrick joined Engelman Berger in 2009 after relocating fr...

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.

David focuses his practice in family law. He assists clients with divorces, child custody issues, post-decree modifications, and pre- and post-nuptial agreements. David is experienced with high conflict family law matters and has tried numerous cases. He has particular expertise when dealing with issues relative to children both during dissolution and issues that arise after a client’s divorce or establishment matter. David passionately advocates for what matters most to his clients and...

Matthew Joy is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law, Litigation - Environmental and Natural Resources Law. Matthew, 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 Matthew is held by other top lawyers in the same geographic and legal practice area.

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...