Mark A. Castillo

Both public and private company clients rely on Lane Folsom’s ability to provide practical, business-minded advice on a broad range of corporate matters, including capital markets, business combination transactions, and matters of corporate governance. Lane is a partner in Alston & Bird’s Financial Services & Products Group and a member of the REITs & Real Estate Funds Team. Lane advises public and private companies on a wide variety of corporate matters, including fin...

Steve Baron, a Baron & Budd shareholder, is an accomplished litigator known for his tenacity in pursuing justice for victims of corporate misconduct. He currently heads Baron & Budd’s mesothelioma and asbestos practice. As lead of one of the nation’s most aggressive litigation teams, Mr. Baron represents clients in cases that have resulted in some of the largest verdicts and settlements for people with mesothelioma and asbestos diseases, as well as clients who have been ha...

Gary D. Eisenstat is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Employment Law - Management, Labor Law - Management, Litigation - Labor and Employment and Mediation. Gary D., who practices law in Dallas, Texas, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gary D. is held by other top lawyers in the same geographic and legal practice area.

John Leininger joined Otteson Shapiro's Dallas office in January, 2016. Mr. Leininger is a key member of the firm’s Bankruptcy & Creditors’ Rights and Litigation practice areas. He focuses on core bankruptcy matters, bankruptcy litigation, and general civil litigation. He was named to The Best Lawyers in America© 2021 for his work in Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. After graduating law school, Mr. Leininger served as a law clerk ...

Rob Friedman is board certified in labor and employment law by the Texas Board of Legal Specialization. He advises and represents employers in virtually every aspect of the employee-employer relationship. His practice includes representing employers in litigation and administrative matters brought by employees and government agencies, as well as advising employers on employment-related issues, policies and procedures. Rob regularly advises employers on employment arbitration issues and has su...

John Slates is Board Certified in Construction Law and focuses his practice on representing general contractors, owners, and developers. John is an accomplished trial lawyer who has first-chaired numerous cases to verdicts, including cases that have been recognized by the National Law Journal’s " Top 100 Verdicts" and Verdict Search’s "Top Texas Verdicts." He has also successfully argued before the Texas Supreme Court in Lennar Corporation v. Markel American Insurance Company . Jo...

Benjamin D. Halpern is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships). Benjamin D., who practices law in Plano, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Benjamin D. is held by other top lawyers in the same geographic and legal practice area.

I primarily represent physicians in corporate, business and regulatory matters but my background enables me to provide legal services in other areas, such as trademark and copyright protection. While I’m currently a solo practitioner, I have served as General Counsel for 2 public companies, Dr Pepper Company and Republic Health Corporation. In 2002, I was among the initial 29 Texas lawyers to be Board Certified in Health Law by the Texas Board of Legal Specialization. I have chaired the...

Jonathan Kidwell leads Kirkland’s Global Environmental Practice on energy and infrastructure matters. Previously honored as both an “MVP of the Year” and a “Rising Star” by Law360 , Jonathan is also recognized by The Legal 500 U.S. as “a key name,” “crucial in the growth of [Kirkland’s] environmental practice in Texas” and “among the most commercial environmental attorneys in the market.” Jonathan’s clients rely on ...

Charles Siegel leads the appellate and qui tam whistleblower practices at Waters Kraus Paul & Siegel. A veteran litigator, he has argued appeals in nine of the federal circuits, seven state supreme courts, and in numerous intermediate appellate courts around the country. In addition, he has appeared in state or federal trial courts in more than 30 states and in the Republic of the Marshall Islands. An authority on asbestos exposure and qui tam whistleblower litigation and appellate issues...