Mark A. Calhoun

Steven E. Bartz is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Steven E., 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 Steven E. is held by other top lawyers in the same geographic and legal practice area.

Henry H. Robinson counsels and represents clients in all areas of labor and employment law and healthcare law. Clients value his advice and abilities in and out of the courtroom. He is listed among the Texas Super Lawyers in Texas Monthly magazine and in The Best Lawyers in America®. Mr. Robinson has extensive labor and employment experience in diverse industries such as transportation, retail, oil and gas, banking, finance, telecommunications, health care, technology, manufacturing, and ...

With a background in civil trial work and a dedicated focus on family law since 2008, Philip Moore brings extensive litigation experience and a compassionate approach to his practice. He handles a wide range of family law matters, including divorce, custody, support issues, adoption, and prenuptial agreements. His courtroom skills, coupled with his personal experience with family dynamics, help him effectively guide clients through complex legal challenges. Philip earned his Juris Doctor from...

Constructive Solutions for Complex Family Law Matters Jonathan James on Your Family and Your Future: I represent business owners, professionals, and parents who want to resolve complex family law matters in the least destructive manner possible. While managing all aspects of family law, I offer particular strengths with cases involving complicated property and challenging real estate investments, contested custody disputes and modifications, and pre-marital and post-marital agreements. Whethe...

David C. Greenstone is an experienced trial lawyer and a founding member of Simon Greenstone Panatier, PC. Mr. Greenstone has been the Managing Shareholder of the firm since its inception in 2006. Mr. Greenstone has spent more than two decades fighting in court on behalf of those who have been harmed by the negligence and recklessness of others. Passionate about representing clients through trial work, David tried his first case within six months of getting his law license. He was trying case...

C. Matthew Terrell is a top attorney recognized by Best Lawyers in the practice area(s) of Eminent Domain and Condemnation Law. C. Matthew, who practices law in Southlake, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which C. Matthew is held by other top lawyers in the same geographic and legal practice area.

Erec R. Winandy is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. Erec R., who practices law in Dallas, Texas, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Erec R. is held by other top lawyers in the same geographic and legal practice area.

Shawn C. Helms is co-head of the Firm’s Technology Transactions & Outsourcing Practice. Shawn has broad experience in the areas of information technology, digital health, AI, telecommunications and outsourcing. He focuses his practice on complex transactions involving technology and intellectual property, including business process outsourcing (BPO) and information technology outsourcing (ITO), licensing, cloud computing arrangements (infrastructure as a service (IaaS), software as ...

A seasoned trial attorney with big firm experience, Sean McCaffity primarily represents plaintiffs in complex commercial litigation as well as matters involving business fraud, audit malpractice, fiduciary litigation, director and officer liability, fraudulent transfer and whistleblower litigation. Mr. McCaffity has previously represented Chapter 7 bankruptcy trustees, liquidating trustees post-confirmation and receivers attempting to collect and liquidate assets for the benefit of creditors....

Emily A. Parker is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax and Tax Law. Emily A., who practices law in Dallas, Texas, has been recognized since 1983. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Emily A. is held by other top lawyers in the same geographic and legal practice area.