David A. Johnson

Jera L. Bradshaw is a top attorney recognized by Best Lawyers in the practice area(s) of Financial Services Regulation Law. Jera L., who practices law in Dallas, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jera L. is held by other top lawyers in the same geographic and legal practice area.

Bill is a first-chair trial lawyer whose practice focuses on high-stakes disputes involving antitrust, class action, and other complex commercial litigation issues. Clients have described Bill as an "A+ litigator who would be on anyone's list of lawyers if you had a problem" and have praised him for his "good reputation, which is well deserved." Bill is regularly listed in Chambers USA "Leaders in Their Field," The Best Lawyers in America®, and Texas Super Lawyers®.

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

Chris Panatier is a shareholder of Simon Greenstone Panatier, PC. Mr. Panatier was admitted to practice law in Texas after graduating from The University of Texas School of Law in 2001. His practice is focused entirely upon the representation of victims of toxic exposures at trial. Chris has obtained verdicts throughout the country exceeding $950,000,000.00. His verdicts have been named as top verdicts in both Texas and California. Together with his fellow shareholder David Greenstone, Chris ...

John Podvin Jr. is a partner in the firm with more than 25 years of regulatory agency, law firm, and corporate experience. He is based in Dallas, Texas, where he works nationally with the firm’s clients. His practice areas include banking and financial services, litigation, corporate governance, finance, financial crisis advisory and litigation, financial regulatory, government relations strategy, and mergers and acquisitions. As outside counsel, Mr. Podvin works closely with the firm&r...

Michael Baum is a seasoned trial lawyer and respected courtroom advocate specializing in employment and commercial litigation, with a particular emphasis on disputes involving non‐competition and employment agreements, theft of trade secrets, tortious interference with contracts, and breach of fiduciary duties. Mr. Baum is frequently consulted by employers and executives on a wide range of matters, including employee discipline, employment investigations, and strategic employment decisions. H...

Clark H. Rucker is a partner in the Oil & Gas/Energy division of the firm, where he focuses on litigation and transactions related to the oil, gas, and energy industries. His clientele includes a variety of entities such as oil and gas exploration firms, midstream companies, propane and liquefiable fuel companies, mineral funds and companies, and large landowners. Additionally, Mr. Rucker extends his legal expertise to non-energy litigation, real estate transactions, intellectual property...

Michael McKinley focuses his practice on project development and real estate, with an emphasis on data centers. Michael has experience representing landlords and tenants in a variety of short and long term build to suit leases, co-location leases, master services agreements and service level agreements, focusing on hyperscale tenants. Michael also has expertise representing buyers and sellers in connection with the site selection, acquisition and development of data center facilities, and sec...

Alicia Sienne Voltmer is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Alicia Sienne, who practices law in Dallas, Texas, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alicia Sienne is held by other top lawyers in the same geographic and legal practice area.

Scott Griffith is President and Founding Shareholder at Griffith Davison. His practice focuses on complex litigation and dispute resolution for contractors, owners, and developers. Scott is recognized and valued among peers and clients for his professional approach, expansive knowledge in construction and real estate, and exceptional skills in the courtroom. His experience and understanding of the construction industry position him to advise clients through complex, high-stakes disputes. Scot...