Greg J. Marks

Ryan C. Whitfill is a lawyer recognized by Best Lawyers in the practice area of Franchise Law. Ryan C. practices law in Dallas, Texas Best Lawyers has recognized Ryan C. Whitfill 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 Ryan C. Whitfill is held by other lawyers.

Scott Deatherage has practiced law for over 30 years in the areas of environmental, energy, water law, and business law. After spending 28 years at large law firms, he formed his own law firm. In energy, he represents developers and investors in solar, wind, other renewable energy, and energy storage projects. His environmental practice includes the representation of landowners, real estate developers, banks, and private equity firms in dealing with soil and groundwater contamination. Scott g...

Betty X. Yang is a lawyer recognized by Best Lawyers in the practice area of Antitrust Law. Betty X. practices law in Dallas, Texas Best Lawyers has recognized Betty X. Yang 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 Betty X. Yang is held by other lawyers.

Michael B. Johnson is a lawyer recognized by Best Lawyers in the practice areas of Litigation - Intellectual Property and Product Liability Litigation - Defendants. Michael B. practices law in Dallas, Texas Best Lawyers has recognized Michael B. Johnson since 2024. 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 Michael B. Johnson is held by other lawyers.

For over two decades, Kirsten M. Castañeda has briefed and argued state and federal appeals and original proceedings that raise issues critical to businesses and industries across Texas and the nation. In pursuing appellate relief, she never loses sight of the fact that every appeal involves more than just the law. Learning a client’s business and ultimate goals allows Kirsten to craft legal arguments and strategy that serve not only the case at hand, but also the client’s ...

Proven hustle. Unrivaled grit. Bold execution. Daniel has spent years on the front lines of high-stakes litigation in both federal and state courts throughout the country, coast to coast, and international arbitrations around the world. He is equally comfortable in a courtroom talking to a jury as he is in a boardroom talking to executives or on a gravel road talking to witnesses. Daniel uses a combination of experience, intellect, grit, and compassion to achieve his client’s goals. And...

Kris is board certified in the area of Family Law and Child Welfare by the Texas Board of Legal Specialization. Kris earned her law degree at St. Mary's University School of Law in San Antonio after completing her Bachelor of Business Administration at Southern Methodist University in Dallas. She continued her education by earning a Master of Business Administration at St. Mary's University School of Business. Kris has four children and lives in Dallas with her husband. Kris is a credentialed...

Scott M. Delaney is a lawyer recognized by Best Lawyers in the practice area of Corporate Law. Scott M. practices law in Dallas, Texas Best Lawyers has recognized Scott M. Delaney 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 Scott M. Delaney is held by other lawyers.

Alan Rucker is a lawyer recognized by Best Lawyers in the practice area of Product Liability Litigation - Defendants. Alan practices law in Dallas, Texas Best Lawyers has recognized Alan Rucker since 2021. 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 Alan Rucker is held by other lawyers.

John Austin Curry is a principal at Caldwell Cassady & Curry. He primarily focuses his practice on patent infringement disputes. He has worked on high-technology cases involving electrical engineering and computer science technologies. Specifically, Mr. Curry has litigated and tried cases involving technology related to the manipulation of document architecture, systems and logic designed to facilitate the creation of secure communications, algorithms for efficient usage of routing cache,...