Leslie T. Tan

David M. Medina is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice and Commercial Litigation. David M., who practices law in Houston, Texas, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David M. is held by other top lawyers in the same geographic and legal practice area.

Co-founder of Houston-based Heim, Payne & Chorush, Les has helped build a nationally respected team of lawyers and has led litigation resulting in numerous 8- and 9- figure verdicts and settlements. As patent law has evolved with inter partes review validity challenges at the U.S. Patent Trial and Appeal Board, Les has become particularly effective representing both patent owners and accused infringers in this rapidly changing landscape. Heim, Payne & Chorush staffs its litigation for...

Renesha N. Fountain is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax. Renesha N., who practices law in Houston, Texas, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Renesha N. is held by other top lawyers in the same geographic and legal practice area.

Kent has served as a justice on the Texas Court of Appeals, a judge for the 80th District Court in Harris County, Texas, and as First Assistant Attorney General, the second-highest-ranking official of the Texas Office of the Attorney General. In 2017, he was appointed by Governor Greg Abbott to serve as the Texas Commissioner of Insurance, the state’s top insurance regulatory position, responsible for the policies, operations, and enforcement activities of the Texas Department of Insura...

Jason is one of the nation's top trial lawyers for one reason: when he represents a client, he's all in. No matter how tough the fight. No matter how big the challenge. When it matters most, he's there for people who have been wronged. He takes every case personally, treating each client like family while he fights to rebuild their lives. When people need to win, they call Jason. He's won several verdicts and settlements worth more than $100 million, dozens of results worth more than $10 mill...

With more than three decades of experience and the recipient of numerous honors by prominent publications and ranking agencies, Dennis Duffy concentrates exclusively on representing management in all aspects of labor and employment law matters. Viewing prompt responsiveness and thorough preparation as the hallmarks of his practice, Dennis ensures that he is always available to provide salient approaches to clients’ workplace challenges. Dennis provides strategic advice and advocates for...

Wills Collier is a Partner at Houston's Heim, Payne & Choursh, focusing on patent infringement litigation covering a wide range of technologies, including computer and electrical engineering, oil and gas technologies, and mechanical systems. With experience in all phases of district court litigation, Mr. Collier provides a technical and engineering background that helps him effectively communicate key issues to judges and juries. Mr. Collier began his career practicing patent litigation a...

Allen H. Rustay is a partner at Hicks Thomas LLP and has over 20 years of experience in litigation in Texas State and Federal courts. He has extensive experience in commercial litigation including matters involving commercial disputes, energy, oil and gas, and maritime disputes on behalf of plaintiffs and defendants. He has also litigated theft of trade secrets, breaches of fiduciary duty, and business torts. Formerly affiliated with a large international law firm, Mr. Rustay has been with Hi...

Demetri Economou is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Demetri, who practices law in Houston, Texas, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Demetri is held by other top lawyers in the same geographic and legal practice area.

James Prappas has over 30 years’ experience representing businesses, families and individuals concerning employment-based immigration, family-based immigration and naturalization matters. He regularly assists corporate clients secure the best talent from around the globe to achieve business goals. As a Board-Certified specialist, James advises Fortune 500, middle market and emerging companies in U.S. immigration matters relating to the energy, manufacturing and service industries. Clien...