Brian Heiserman

Bruce S. Griffen is an attorney with Griffen & Stevens Law Firm PLLC, serving clients in Flagstaff, Arizona. His practice focuses on Criminal Defense: White-Collar and Criminal Defense: General Practice, representing individuals facing a wide range of state and federal criminal matters. Bruce S. has been recognized by Best Lawyers since 2010 for his work in Criminal Defense: White-Collar and Criminal Defense: General Practice. This recognition is based on a peer-review process that reflec...

For nearly 30 years, Chris has focused his practice on high-profile civil and criminal environmental investigations and enforcement actions throughout the United States. A nationally-recognized Resource Conservation and Recovery Act (RCRA) practitioner, Chris represents national trade associations, oil and gas companies, manufacturers, and mine operators on issues involving the identification and management of solid and hazardous wastes, financial assurance, corrective action, permitting, boi...

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.

Monica M. Ryden is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Monica M., who practices law in Phoenix, Arizona, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Monica M. is held by other top lawyers in the same geographic and legal practice area.

Valued by clients for his ability to analyze and respond to complicated commercial litigation, David has built a strong practice representing Fortune 50 companies in state and federal courts. He focuses on a wide range of complex litigation, including securities and intellectual property litigation, class action claims, as well as other large commercial disputes. He has provided regular counsel to large public companies facing lawsuits in Arizona who value his ability to advocate both in oral...

Greg Davis is a top attorney recognized by Best Lawyers in the practice area(s) of Collaborative Law: Family Law and Family Law. Greg, 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 Greg is held by other top lawyers in the same geographic and legal practice area.

Dev Sethi litigates and tries a wide-range of complex injury and death cases throughout Arizona. He has Martindale Hubbell's highest rating, AV, and he is listed in "Best Lawyers." Dev is also recognized as an Arizona Super Lawyer in the areas of plaintiff's products liability litigation and personal injury. Dev has been at the forefront of auto product defect litigation. He played a key role in uncovering the Goodyear Load Range E tire scandal and worked to hold Ford Motor Company responsibl...

Ms. Acken focuses her practice in labor and employment law. She has defended numerous companies in gender, race and disability discrimination cases in state and federal court. Ms. Acken also has wide-ranging experience representing both public and private entities in EEOC claims, wage payment/overtime, wrongful termination, Davis-Bacon, and state and federal leave issues. She also currently serves as the Chair of the Diversity and Inclusion Committee. Prior to joining the firm, Ms. Acken was ...

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.

E. Jeffrey Walsh, who has practiced law for more than 30 years, is an AV ® peer review rated litigator who has been recognized in the 2005 to 2014 editions of The Best Lawyers in America , in Southwest Super Lawyers , including, in 2009, among the "Top 50 in Arizona," in Arizona Business Magazine 's "Top Attorneys of Arizona," and in the Business Journal 's "Best of the Bar in Phoenix Metropolitan Area." His practice focuses on business litigation and trials, real estate litigation, and c...