Isaul Verdin

Donald E. Herrmann has over thirty-five years of trial and appellate experience in civil litigation, representing individual and commercial clients as both plaintiffs and defendants in matters as diverse as business torts, intellectual property claims, construction disputes, employment disputes, and various contract and property rights claims. He also writes and lectures frequently at state and local continuing legal education programs.

John is a lifetime member of the 82nd Airborne Association and the U.S. Army Ranger Association. He served his country as a Staff sergeant in the U.S. Army from 1990 to 1996 and was also an Airborne Ranger, a significant achievement that requires dedication, determination, exceptional mental toughness, and a commitment to excel. The selection process for becoming an Airborne Ranger is highly competitive and rigorous and includes physical fitness assessments, mental aptitude evaluations, speci...

Practice Areas Family Law Commercial Litigation Construction Litigation Collaborative Law Practice Emphasis Jessica has a diverse trial practice that focuses on family law and business litigation. She has extensive experience in handling family law cases, including divorce, child custody, asset division, property and business valuation, paternity, financial support and many other issues that arise in a family law context. Jessica has tried many family cases as well as worked with her clients ...

Larry D. Grayson is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Larry D., who practices law in Dallas, Texas, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Larry D. is held by other top lawyers in the same geographic and legal practice area.

Charlie Frazier’s successful argument before the Supreme Court of the United States is just one highlight in a distinguished appellate practice in both federal and state courts. For over 32 years, Charlie has assisted trial lawyers with legal strategy and handled appeals in variety of matters, including complex commercial disputes, insurance-related issues, and professional-malpractice claims. Charlie has argued many cases before the United States Court of Appeals for the Fifth Circuit ...

Mark Nelson is a partner in Barnes & Thornburg's Intellectual Property and Technology practice based in Dallas and Houston. He has more than 20 years of experience litigating large, multifaceted patent infringement cases in federal district courts and before the International Trade Commission. Mark also has experience in post-grant proceedings, including both inter partes and covered business method reviews (“IPRs” and “CBMs”). Mark's experience in patent litigatio...

Rachel Rizzieri Feist is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Rachel, who practices law in Dallas, Texas, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rachel is held by other top lawyers in the same geographic and legal practice area.

Harry Joe ’s clients receive the benefit of over forty years of experience in immigration and nationality law. For corporate clients, Harry provides support and advice in nonimmigrant visa matters, permanent residence filings, immigration-related corporate compliance issues, due diligence review, and immigration program development. Harry also represents employers in Worksite Enforcement proceedings under IRCA, and in litigation in the United States Immigration Courts, Board of Immigrat...

Joseph F. Coniglio has wide-ranging experience in the areas of health care law and complex business litigation. He represents hospitals, physicians, and other related health care entities in litigation and transactional matters. He also provides service on a national basis to privately held and publicly traded companies related to corporate entity issues and health care regulatory matters. Joe advises health care clients on operational matters, liability exposure of corporate entities, federa...