Skip to content


Established in 1887, Thompson & Knight today is a law firm known for our capabilities in energy finance, taxation, business transactions, and an ability to resolve our clients’ controversies in or out of court. The Firm has more than 300 attorneys with U.S. offices in Texas, New York, and California and international offices and associations in the Americas, North Africa, and Europe.


In addition to providing a wide range of traditional legal services to clients in many industries, the Firm takes pride in the depth of our experience in the energy industry. Thompson & Knight was named “Law Firm of the Year” in Natural Resources Law (2018) and in Oil & Gas Law (2011-2013, 2015, 2017) by U.S. News – Best Lawyers® “Best Law Firms”. In addition, the Firm received 27 national rankings, including tier-one designations in eight practice areas in the 2018 edition of “Best Law Firms.”


Thompson & Knight is a diverse law firm committed to equality in the workplace and to encouraging diversity and inclusion both within and outside the Firm. We promote diversity and inclusion in thought and action through the organizations we support; the companies with whom we serve and do business; and the employment, development, and advancement of a diverse body of highly valued personnel.


Our culture – the key reason for our success – emphasizes teamwork and an unparalleled commitment to excellence. The Firm was recognized in The Best Lawyers in America® 2019 among the most highly recognized law firms in the United States. Thompson & Knight ranked among the top eight law firms in the United States in Vault’s 2019 The Best Law Firms to Work For. The Firm has been recognized as a “Best Place to Work” by the Dallas Business Journal (for 14 consecutive years) and the Houston Business Journal (for three consecutive years).