Michael K. Kelly

Erin F. Dunlap is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law. Erin F., who practices law in Phoenix, Arizona, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Erin F. is held by other top lawyers in the same geographic and legal practice area.

Known for his extensive work in corporate and business law, Michael Aguirre excels at helping organizations of all sizes and maturities address complex legal and business challenges. Michael has wide-ranging experience in corporate finance, mergers and acquisitions, and general business transactions, as well as counseling executive teams and boards on corporate governance and various corporate matters. He has also advised clients in complex state, federal, and local regulatory environments, i...

Theresa’s practice has been spent in fast-paced jury trials, employment and fair housing litigation, and appellate work. In her criminal practice, Theresa handled cases involving fraudulent schemes, tax fraud, real estate fraud, and racketeering. Theresa is a regular presenter to lawyers and the community on topics including Civil Rights, Harassment Free Work Environments, and the Rules of Evidence. Before joining Osborn Maledon, Theresa served as Section Chief Counsel for the Arizona A...

Marcia Busching’s legal practice is primarily devoted to arbitration, real estate, construction, and complex business matters, with significant experience in construction and commercial arbitration. With service on American Arbitration Association (AAA) panels spanning three decades, including international arbitration, Marcia is in demand for a wide variety of very significant construction and business disputes as well as consumer and smaller disputes. Presently, she is a member of the...

Gary Gotto's diverse experience helps him meet his clients' diverse needs. Gary is a member of Keller Rohrback's nationally recognized Complex Litigation Group. He has a broad range of practice experience and interests, including all aspects of corporate and real estate transactional work, securities issuance and compliance, Chapter 11 bankruptcy and workout matters, and general commercial and ERISA litigation. Gary speaks and teaches regularly on a number of topics, including an annual real ...

Nate’s practice focuses on insurance bad faith and coverage litigation, commercial litigation, general liability litigation, and professional liability litigation. He represents insurance companies, insurance adjusters, global corporations, contractors, business owners, insurance agents, and professionals. He handles all aspects of insurance-related litigation, including advising and defending insurers in bad faith litigation, drafting coverage opinions, advising and defending insurers ...

Jordan Green, a partner in the firm's Litigation practice, focuses his practice on white collar criminal defense, corporate compliance, internal investigations and commercial litigation. Jordan has represented individuals and businesses in governmental investigations relating to tax, the environment, OSHA , MSHA , securities , mail and wire fraud, antitrust, the Foreign Corrupt Practices Act, government contracting, immigration and political contributions. He has authored corporate compliance...

Ashley L. Case is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Ashley L., who practices law in Phoenix, Arizona, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ashley L. is held by other top lawyers in the same geographic and legal practice area.

Ms. Villanueva is an attorney in the firm’s Intellectual Property Department. She practices in the areas of domestic and international trademark and copyright prosecution, licensing and enforcement. Ms. Villanueva assists clients with brand development and with identifying various protectable aspects of the clients’ products, services and concepts. She also helps clients with clearing all aspects of advertising, promotional and marketing materials and products, including trademark...

Mr. Ambrose is an accomplished trial attorney, having litigated hundreds of complex personal injury and commercial matters in State and Federal Court. His practice focuses primarily on Medical Malpractice, Personal Injury, Insurance Bad Faith, Civil Rights, and Wrongful Death matters. Scott has obtained many multi-million dollar settlements on behalf of his clients. For thirty years his practice has emphasized the litigation and resolution of matters involving catastrophic injury, wrongful de...