David O'Brien

Sarah A. Nicolas is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Sarah A., who practices law in Austin, Texas, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sarah A. is held by other top lawyers in the same geographic and legal practice area.

Rick Nemer is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law. Rick, who practices law in Austin, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rick is held by other top lawyers in the same geographic and legal practice area.

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.

Keith Maples has represented individuals and families in family law matters for more than 30 years. Based in Austin, Texas, Keith practices with Noelke Maples St. Leger Bryant LLP, where his work centers on complex divorce and family law cases. His experience includes matters involving significant property divisions, business valuations, tracing of separate property, trusts, and custody and parenting issues, including cases involving children with special needs. In addition to litigation, Kei...

Kenneth N. Jones is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Kenneth N., who practices law in Austin, Texas, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kenneth N. is held by other top lawyers in the same geographic and legal practice area.

Kelly practices business and securities law with a focus on: acquisitions and dispositions of companies and their corporate assets, structuring of partnerships, buy-sell and succession arrangements for closely held businesses, representing both issuers and investors (including institutional investors, family offices and individual investors) in connection with equity financings of privately held companies, representation of start-up and emerging growth companies, structure and formation of ne...

Mark Mueller is a nationally recognized trial attorney honored for his impactful work in birth injury litigation and product liability cases involving unsafe medical devices, chemicals, and pharmaceuticals. His dedication to justice extends beyond individual cases—Mueller has championed environmental and cultural rights, most notably representing the Brave Dog Society of the Blackfoot tribe to prevent oil and gas development in a protected wilderness area of Montana. He has also served ...

Christopher Sayers is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Christopher, 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 Christopher is held by other top lawyers in the same geographic and legal practice area.

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

Lou Pirkey is a founding partner of trademark specialty firm Pirkey Barber. Lou Pirkey has specialized in trademark law, primarily trademark infringement litigation and counseling, for well over 40 years, and is one of America’s most highly recognized authorities in the field. He was heralded as "legend of the field" in the 2014 World Trademark Review 1000 ind in 2012 as a "a groundbreaking trademark lawyer undoubtedly practicing at the highest level.” Chambers USA guide to Americ...