Thomas G. Brandt

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...

Robert Dubose graduated from Rice University magna cum laude in 1990 and Harvard Law School cum laude in 1993. He is Board Certified by the Texas Board of Legal Specialization in Civil Appellate Law. He is a past-chair of the Appellate Section of the Houston Bar Association. Robert handles appeals, with particular emphasis on insurance coverage, corporate governance, and commercial and contract disputes. He also works with clients and other lawyers on legal strategy before and during trial, f...

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...

David D. Disiere is a lawyer recognized by Best Lawyers in the practice area of Insurance Law. David D. practices law in Houston, Texas Best Lawyers has recognized David D. Disiere since 2008. 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 David D. Disiere is held by other lawyers.

Brian M. Moss is a lawyer recognized by Best Lawyers in the practice area of Banking and Finance Law. Brian M. practices law in Houston, Texas Best Lawyers has recognized Brian M. Moss since 2015. 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 Brian M. Moss is held by other lawyers.

Gregg Laswell has been a trial lawyer for nearly four decades. He began with a large national firm, where he practiced for 13 years, moved to a large international firm, where he practiced for 7 years, and then joined some of his former partners in 2004 at Hicks Thomas, where he has practiced for the last 18 years. His practice has focused almost exclusively on business and commercial litigation and while he has significant experience in various industries and practice areas, a primary emphas...

David N. Calvillo is a lawyer recognized by Best Lawyers in the practice area of Personal Injury Litigation - Defendants. David N. practices law in Houston, Texas Best Lawyers has recognized David N. Calvillo since 2025. 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 David N. Calvillo is held by other lawyers.

Douglas C. Atnipp is the Texas Co-Regional Managing Shareholder, Co-Managing Shareholder of the Houston office and Co-Chair of the firm's national Energy and Natural Resources Practice. Doug has more than 25 years of experience representing clients engaged in all facets of the energy business. He is involved in a wide range of energy-related transactions including energy finance, joint ventures and strategic alliances, and acquisitions and dispositions of energy-related assets. In addition to...

Eric Rhine is a lawyer recognized by Best Lawyers in the practice area of Admiralty and Maritime Law. Eric practices law in Houston, Texas Best Lawyers has recognized Eric Rhine 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 Eric Rhine is held by other lawyers.

As a board-certified civil appellate attorney, Whitney Brieck is uniquely qualified to assist trial teams in seeking dispositive rulings, exploring procedural nuances, and preserving the record from the outset of litigation through post-judgment proceedings, and to pursue and defend relief sought in interlocutory and final appeals and emergency mandamus proceedings. Whitney studies the tenor of recent judicial decision-making to comprehensively counsel her clients about complex legal issues a...