John W. Johnson

David E. Warden is an internationally recognized expert in business litigation and arbitration, including patents and other intellectual property. He is a lawyer, arbitrator, engineer, adjunct professor, published author, and businessman. Mr. Warden has tried many healthcare, energy, securities, and intellectual property business lawsuits for individual clients and entities, as well as mass actions and class actions, and is licensed as a patent attorney before the U.S. Patent & Trademark ...

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...

Elizabeth Y. Ryan is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Elizabeth Y., 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 Elizabeth Y. is held by other top lawyers in the same geographic and legal practice area.

Elizabeth Pringle Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Elizabeth Pringle, 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 Elizabeth Pringle is held by other top lawyers in the same geographic and legal practice area.

Angela Connor is a Partner in the Houston, Texas office of Peckar & Abramson PC . She is board-certified in construction law by the Texas Board of Legal Specialization and concentrates her practice on business litigation , construction dispute resolution , and contract negotiation . Her work is focused on providing practical, business-oriented legal guidance to clients navigating complex construction and commercial matters. Angela represents participants across the construction industry, ...

Ryan aggressively seeks justice and accountability for people and institutions that have been harmed. He has 20 years’ experience successfully litigating complex disputes from the East Coast to the Gulf Coast. Ryan represents both plaintiffs and defendants in matters including breach of contract, partnership disputes, breach of fiduciary duty, antitrust, RICO, civil theft, theft of trade secrets, fraud, fraudulent transfer claims and securities, and antitrust class actions. His clients ...

R. Daniel Witschey, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Securities / Capital Markets Law. R. Daniel, who practices law in Houston, Texas, has been recognized since 1987. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which R. Daniel is held by other top lawyers in the same geographic and legal practice area.

Travis Hopper is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Travis, 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 Travis is held by other top lawyers in the same geographic and legal practice area.

Evangeline O. Lalangas is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Evangeline O., who practices law in Dallas, Texas, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Evangeline O. is held by other top lawyers in the same geographic and legal practice area.

Dan Cogdell is a partner in the Litigation Practice Group and a member of the corporate compliance and white collar defense team. He defends corporations and individuals in high-profile white collar criminal defense jury trials and related disputes. Dan has nearly 40 years of experience representing individuals and corporations in a broad range of high-profile, bet-the-company white collar and criminal defense matters. Dan is a Fellow of the American College of Trial Lawyers, an invitation-on...