Courtney Jones Kieffer

Christine Mansour has spent the better part of her career advocating for justice and working to protect the rights of the less fortunate. In 2017 she joined Baron & Budd’s Pharmaceutical Litigation Group to bring her appellate advocacy and briefing experience to Baron & Budd’s work on behalf of clients who have been harmed by the rampant opioid epidemic that has wreaked havoc on so many communities in the United States. She is now a shareholder in our Opioid Litigation Gro...

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 ...

Abby Foster joined Mueller Family Law Group in 2013 and is now a Partner in the firm. Based in McKinney, Texas, Abby is actively involved in the local legal community. She previously served as President of the Collin County Young Lawyers Association and continues her involvement as a member of the CCYLA Board of Directors. Abby is also a member of the Collin County Women Lawyers Association and the Curt B. Henderson Inn of Courts. Abby’s legal practice is devoted exclusively to Family L...

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

Andrew Sommerman represents clients in personal injury cases. A highly experienced trial lawyer, Andrew specializes in catastrophic injuries, wrongful death, and defective product cases. Board Certified in Personal Injury Trial Law by the Texas Board of Legal Specialization , Andrew has tried numerous complex cases involving car accidents, truck wrecks, house and apartment fires, slip and falls, and workplace injuries. He is an advocate for victims of damaging pharmaceutical drugs such as Yaz...

Patrick (“Pat”) Mulry handles a broad array of matters involving construction defect litigation and arbitration. His clients include owners, architects, suppliers, and contractors throughout the State of Texas. Pat specializes in high-stakes construction defect cases with complex questions of liability, typically involving multiple parties and deeply interwoven issues of causality and responsibility. Clients appreciate Pat’s deep understanding of construction law and the rel...

John is a lifetime member of the 82nd Airborne Association and the U.S. Army Ranger Association. He served his country as a Staff sergeant in the U.S. Army from 1990 to 1996 and was also an Airborne Ranger, a significant achievement that requires dedication, determination, exceptional mental toughness, and a commitment to excel. The selection process for becoming an Airborne Ranger is highly competitive and rigorous and includes physical fitness assessments, mental aptitude evaluations, speci...

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

Mary L. O’Connor’s practice focuses on representing public companies and their officers and directors in commercial litigation and arbitration, securities litigation, internal investigations, and regulatory investigations and enforcement proceedings. Ms. O’Connor is a member of the Commercial Panel of the American Arbitration Association and is a FINRA arbitrator.

Jeffrey M. Tillotson is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Jeffrey M., who practices law in Dallas, Texas, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey M. is held by other top lawyers in the same geographic and legal practice area.