J. Sean Lemoine

John Thompson is a partner in the firm's Oil and Gas/Energy practice. He obtained his Bachelor of Science degree from Vanderbilt University in 1997 and graduated in 2000 from the University of Texas School of Law, where he was a member of the law journal, The Review of Litigation. Mr. Thompson represents clients in litigation involving a wide variety of oil and gas matters before state and federal courts at both the trial and appellate levels.

Bina Palnitkar is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Intellectual Property. Bina, 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 Bina is held by other top lawyers in the same geographic and legal practice area.

Tracey L. Williams is a Partner in Peckar & Abramson’s Dallas office. Tracey has been practicing law in the area of civil litigation since 2001, and has devoted the majority of her practice to the area of construction law since 2009. Tracey is a skilled litigator and has successfully represented contractors, developers, owners and subcontractors in Texas and Oklahoma during all phases of the construction process, and thereafter. She assists clients in managing project risk through e...

Richard B. Hankins is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Richard B., who practices law in Dallas, Texas, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Richard B. is held by other top lawyers in the same geographic and legal practice area.

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

Gregory L. Deans brings his clients over two decades of experience as a tenacious, creative trial attorney. His reputation and successes have earned the respect of his peers, as he has been recognized by Thomson Reuters Super Lawyers® (2013-2022), D Magazine, and others for his professional achievements. Deans has tried cases for plaintiffs and defendants in courtrooms and arbitrations both in and out of Texas. For over a decade, he has served as "national counsel" for a large corporation...

Andrew Melsheimer is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration, Energy Law and International Arbitration - Commercial. Andrew, 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 Andrew is held by other top lawyers in the same geographic and legal practice area.

Jordan W. Cowman focuses his law practice on transnational projects and transactions, international agreements, public international law and policy, and corporate compliance. He has a broad range of international experience representing and advising governments and international agencies on policy issues, as well as multinationals in industries including: logistics, technology, transportation, energy, defense, manufacturing, retail, banking, food, aviation, chemical, hospitality, insurance, m...

Steven Hartsell is a registered patent attorney and focuses his practice on patent infringement litigation, patent licensing, and inter partes review proceedings. He has represented clients in federal courts across the country in cases involving a variety of technologies, including semiconductors, distributed agent architectures, cellular phones, telecommunications, software anti-piracy, medical devices, DVD and television controls, and optical systems. Steven also has extensive experience re...

Ron Chapman, Jr. is a member of the firm's five-person Board of Directors, which governs all 44+ offices world-wide. He is Board Certified in labor and employment law by the Texas Board of Legal Specialization. Mr. Chapman represents employers in all areas of labor and employment law, including employment agreements and policies, discrimination, harassment, retaliation, wage and hour, non-competition and non-disclosure covenants, leaves of absence, unfair labor practices, union campaigns, col...