Joel W. Heydenburk

John J. Kappel is a lawyer recognized by Best Lawyers in the practice area of Family Law. John J. practices law in Dallas, Texas Best Lawyers has recognized John J. Kappel since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which John J. Kappel is held by other lawyers.

Marianne M. Auld is the managing partner of Kelly Hart and the chair of the firm’s Appellate section. She has briefed and argued dozens of appeals in both state and federal courts of appeals. Marianne began her career as a law clerk on the United States Court of Appeals for the Fifth Circuit. Following her clerkship, she joined Kelly Hart as an associate in the firm’s litigation section, where she worked on a wide range of civil matters for clients including governmental entities ...

Aimee Pingenot Key is Board Certified in Family Law by the Texas Board of Legal Specialization, and a partner at Goranson Bain Ausley in Dallas and Midland. With over 23 years practicing exclusively in family law, Aimee has been recognized in Best Lawyers in America for Family Law (2015–2026), Collaborative Law: Family Law (2024–2026), and Family Law Mediation (2025–2026). She has been selected to Texas Super Lawyers (2014–2025), the Top 100: Texas Super Lawyers (2017&...

Michael Saks is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Michael practices law in Dallas, Texas Best Lawyers has recognized Michael Saks since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Michael Saks is held by other lawyers.

David represents clients in complex commercial and civil litigation across a range of industries, with a particular concentration in banking and lender liability matters, consumer credit litigation, creditors' rights, energy litigation, commercial restructuring and workouts, and E&O and D&O defense. David practices in both Texas and Oklahoma state and federal courts, administrative tribunals, and arbitration proceedings. In addition to his litigation practice, David serves businesses ...

Katrina G. Eash is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation and Litigation - Intellectual Property. Katrina G. practices law in Dallas, Texas Best Lawyers has recognized Katrina G. Eash since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Katrina G. Eash is held by other lawyers.

Anthony J. Herrera is a lawyer recognized by Best Lawyers in the practice area of Banking and Finance Law. Anthony J. practices law in Dallas, Texas Best Lawyers has recognized Anthony J. Herrera since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Anthony J. Herrera is held by other lawyers.

R. Daniel Settle, Jr. has more than 40 years of experience in public finance, representing cities, counties, special districts, nonprofit corporations, investment bankers and other financial institutions in connection with structuring financings for a variety of projects including public infrastructure, economic development, affordable housing and health care. Mr. Settle is a member of the National Association of Bond Lawyers and the Texas Association of Bank Counsel.

Mr. Biermacher, a director of the Firm, is the most senior member of the Litigation Section in the Dallas office. His general broad trial and appellate practice and experience representing clients on both sides of the docket not only encompass personal and bodily injury defense provided on behalf of insureds and self-insured entities arising out of catastrophic injury, wrongful death, toxic and mass tort, sick building, false arrest, rape, defamation and professional negligence claims, but al...

In 2022, D Magazine named Randy to its inaugural Best Lawyers Hall of Fame. Randy commemorated the occasion by writing and recording a song about his legal career. That wasn’t surprising; Randy is a published poet, songwriter, and passionate guitar player. He also is the father of eight children. His wife, architect Tricy Magadini, remodeled a previous headquarters building of the JTB team. He is Board Certified in Civil Trial Law by the Texas Board of Legal Specialization and handles c...