David G. Barker

With a legal career in personal injury and wrongful death that spans 30 years, Bob is tireless in his dedication and resolve to seek justice for each and every one of his clients. From the very first meeting with any prospective client, Bob’s easygoing manner engenders trust because he is naturally compassionate, sincere and possesses a unique ability to understand and communicate with clients from all walks of life. This same direct, common-sense approach has proven to be extremely eff...

Stephanie L. Chilton is a top attorney recognized by Best Lawyers in the practice area(s) of Product Liability Litigation - Defendants. Stephanie L., who practices law in Sun City, Arizona, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephanie L. is held by other top lawyers in the same geographic and legal practice area.

J Cabou is a litigator and a partner in the firm’s White Collar & Investigations practice. At both the trial and appellate level, J’s principal focus is on defending individuals and corporate entities against criminal and other government investigations, including in civil enforcement proceedings. J has particular experience in white collar matters and is a recognized authority on both state and federal civil forfeiture, seizure, and racketeering laws. As an experienced commer...

Lawrence I. Kazan is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: General Practice and DUI / DWI Defense. Lawrence I., who practices law in Phoenix, Arizona, has been recognized since 2003. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lawrence I. is held by other top lawyers in the same geographic and legal practice area.

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...

Mark Ogden has litigated more than 500 employment lawsuits to conclusion, mostly in federal court, and has litigated 23 jury trials to verdict. Among his notable litigation successes are cases involving: Discrimination on the basis of religion, age, and disability Breach of contract issues Whistleblower claims He also provides employment training to employers of all sizes and regularly speaks on a variety of topics before a wide range of professional organizations. Mark is co-chair of the fir...

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.

Roger Cohen has over 40 years’ experience as a business attorney, representing clients in both litigation and transactions. He has a deep knowledge and understanding of commercial law and the litigation process and is a forceful and effective advocate for his clients. Roger’s experience as a transactional attorney adds value in the litigation setting, as he can relate the documentation process to issues that arise in business and commercial disputes. Conversely, his knowledge and ...

Chelsea Gulinson is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Chelsea, who practices law in Phoenix, Arizona, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Chelsea is held by other top lawyers in the same geographic and legal practice area.

Steven N. Berger has focused his career on resolution of complex business disputes through effective representation of clients in bankruptcy or other reorganization proceedings, loan workouts, litigation and business transactions. He co-founded the firm in 1999 after gaining experience as an associate and partner at two of Arizona’s largest law firms. He has extensive experience in representing parties involved with troubled loans or troubled businesses, and has represented lenders, les...