J. Matthew "Matt" Lyons

Derrick Price is a top attorney recognized by Best Lawyers in the practice area(s) of Oil and Gas Law. Derrick, who practices law in Austin, Texas, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Derrick is held by other top lawyers in the same geographic and legal practice area.

Dane McKaughan is an energy attorney who focuses on energy-related regulatory and litigation matters, with clients from both the regulated sector, such as gas utilities and pipelines, electric utilities and transmission providers, and the unregulated sector, such as generators and large-scale load. Dane has extensive experience representing clients before state regulators, including the Public Utility Commission of Texas (PUCT), the Electricity Reliability Council of Texas (ERCOT) and the Rai...

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

Tim J. Deithloff is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Public Finance Law. Tim J., who practices law in Austin, Texas, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tim J. is held by other top lawyers in the same geographic and legal practice area.

Kevin represents a diverse clientele in virtually all aspects of the energy industry. With a background in petroleum geology, he has operated and participated in oil and gas exploration and development projects across North America. As a transactional lawyer, he has represented owners and operators with documentation, due diligence, and business counseling for acquisitions and divestitures and for exploration and operation. As a trial lawyer, he has represented plaintiffs and defendants, both...

Carolyn Shellman is a highly skilled attorney, an excellent communicator, and an effective leader. She is experienced at developing regulatory and legislative policy strategies for renewable and disruptive technologies in the energy industry and provides advice on complex energy transactions. Carolyn is also experienced with governance and compliance issues and possesses deep subject matter expertise in the electric utility industry and in navigating energy market issues. She helps market par...

Elana S. Einhorn is a board-certified civil appellate lawyer with extensive experience working with judges in chambers and in using her deep understanding of Texas appellate courts on behalf of her clients. She knows what judges look for, the kinds of arguments they find most persuasive, and how to organize and frame legal issues for maximum impact. Elana has taught appellate advocacy to students at the University of Texas School of Law and appellate opinion writing to new Texas judges. With ...

Andrew Weber, who previously served as Texas First Assistant Attorney General under now-Governor Greg Abbott, is currently a partner at Kelly Hart & Hallman LLP. At the firm, he heads the Austin office and Co-Chairs the Public Law practice group, which provides legal guidance to clients on matters at the intersection of law, policy, and politics before state agencies and the Legislature. Governor Abbott, when he was the Texas Attorney General, appointed Mr. Weber as his First Assistant in...

Sue Brooks Littlefield is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law and Utilities Law. Sue Brooks, who practices law in Austin, Texas, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sue Brooks is held by other top lawyers in the same geographic and legal practice area.

Derek practices administrative and regulatory law with a focus on environmental permitting and enforcement. With more than 30 years of regulatory and legislative experience, Derek assists clients with a wide range of matters, including Texas Commission on Environmental Quality (TCEQ) contested case hearings and regulatory compliance, water supply and water rights, air, water, waste, and wastewater discharge permitting.Derek previously held roles as General Counsel of the TCEQ, Counsel to form...