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Thompson & Knight LLP

Law Firm of the Year

Oil & Gas Law

Rankings National & 74 Metro Areas
Practice Areas 50
No. of Best Lawyers® 121
Client Comments 157
Fee Practices See Details

About the Firm


Select Clients

  • BHP Billiton
  • BNSF Railway Company
  • Chief Oil & Gas
  • Dresser-Rand
  • EnCap Investments L.P.
  • Hunt Oil Company
  • Johnson & Johnson
  • Lafarge
  • Lockheed Martin Corporation
  • Natural Gas Partners
  • Petróleo Brasileiro S.A. – Petrobras
  • Royal Bank of Canada
  • Samsung
  • The Dow Chemical Company
  • Wells Fargo Bank

Selected Client Comments

Employment Law - Management

The Employment Law portion of Thompson & Knight's practice is extraordinary. The response is always quick and prompt, and you can feel confident in the advice provided. Additionally, they build relationships with their clients; their relationship management skills demonstrate they really care about your business and foster loyalty. I have recommended Thompson & Knight to my colleagues and will continue to do so."

Tax Law

Very responsive to client needs. Thompson & Knight attorneys do not come across as arrogant and are interested in the clients thoughts and perspective."

Health Care Law

The lawyers whom I have worked with in the Thompson & Knight health law group, specifically Wilson G. Jones and Patrick Bredehoft, have done a superb job on their assigned projects."

Litigation - Banking & Finance

Stu Glick of Thompson & Knight is a fighter. He has vast experience and no one will continually fight for his clients’ rights better than Stu!"

Technology Law

I love working with Thompson & Knight. They are always responsive and understand the business needs of my company on top of the legal issues. "

Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law

Thompson & Knight has an excellent practice with very capable bankruptcy and reorganization professionals in Dallas and New York. "

Energy Law

Thompson & Knight continues to provide a deep bench with the most knowledgeable, responsive and cost effective legal advice in oil and gas driven transactions. I have used this firm continually, from multiple investment platforms, since the early 1990s with outstanding results. If a conflict prevents Thompson & Knight from working for my firm, I try to place them on the other side of the table because I know that they bring only relevant expertise and efficiency, as well as thoughtfulness and stability, to discussions."

- Tom Kalb, Freepoint Commodities LLC

Oil & Gas Law

Mr. Derman at Thompson & Knight has helped us out in so many ways through the years. I especially appreciate the delicate matter he handled for us in a contract dispute that saved us from potential litigation. We have always had great experiences with him and his associates in many previous engagements. I still cannot thank him enough for the brilliant navigation through a very complex issue to save everyone from a disastrous situation."

- Tim Brittan, Infinity Oil & Gas, Inc.

Corporate Law

Thompson & Knight has the best combination of expertise, responsiveness and industry knowledge that I have found. "

Commercial Litigation

Thompson & Knight is always available with practical solutions to our business problems. They understand how to deliver good value for the dollar."

Technology Law

I have consistent confidence in the practical command of the law demonstrated by the individual Thompson & Knight attorney who provides professional services to our organization as it pertains to IP law, both domestically and internationally. She holds me to task, is patient with my inquiries and our deadlines, anticipates and recommends what is in our best interests, respects our budget and clearly is an advocate for our operations. She also possesses an appealing sense of humor that brings life to what, at times, can be rather sterile content. In speaking about her with her fellow attorneys and staff at her law firm, each of them easily affirms her expertise and the caliber of quality client service she provides. And that truly matters. I know that we are in good hands."

- Jim Jenkins, Ad Giants LL

Litigation - Intellectual Property

I've always found the team we work with incredibly responsive and knowledgeable. Our Thompson & Knight team certainly helps us sleep better at night knowing they are supporting us along the way!"

Tax Law

Thomson & Knight has a first rate tax practice, especially in the area of energy transactions."

Oil & Gas Law

We have been dealing in a country that is very new to Oil & Gas exploration and to have Thompson &Knight's team sitting at the table with us through all aspects of this opportunity has been priceless. Their experience is unmatched and I for one know we wouldn't have been able to accomplish what we have without them."

- Stan Ross, Infinity Energy Resources, Inc.

Litigation - Patent

Max Ciccarelli and his team at Thompson & Knight have been instrumental in helping us create an effective litigation strategy to combat the claims brought by non-practicing entities. Thompson & Knight's patent litigators' keen knowledge of the intersection between law and technology as well as their appreciation for what is important to a business make them exceptional counsel for patent litigation."

- Stacey Cozad, Southwest Airlines

Oil & Gas Law

Thompson & Knight's Jolisa Dobbs is my go-to counsel for oil and gas law, every time. She is smart, fast, cost-effective, and a pleasure to work with."

Oil & Gas Law

Alan Baden at Thompson & Knight is a great consiglieri in the old sense of the word. He provides not only execution and legal expertise, but also real world advice that helps the General Counsel navigate risk appropriately and profitably."

- Saema Somalya, Warren Resources, Inc.

Real Estate Law

The attorneys at Thompson & Knight are responsive, knowledgeable and diligent. This is what I look for when choosing attorneys to represent my interests. As a bonus, they are cost-effective so we are able and happy to use them often."

Employee Benefits (ERISA) Law

Thompson & Knight has high quality, responsive lawyers. Sharon Fountain is wonderful."

Energy Law

I would like to emphasize the importance of Andy Derman to his law firm Thompson & Knight and also to Perenco. He is universally known throughout the oil industry as an expert on legal and commercial issues affecting the oil business. His involvement in drafting standard terms and conditions for the industry has given him an insight into the thinking of both the majors and the independent oil companies. His workaholic nature means that he is always responsive and his answers are always practical as well as legally astute."

- Roland Fox, Perenco Holdings

Natural Resources Law

Jim Morriss and the regulatory and environmental team at Thompson & Knight have great depth and experience in this area. They provide excellent guidance and support."

- John Warren, Petrobras Americas, Inc.

Oil & Gas Law

Andrew Derman and the team at Thompson & Knight have a tremendous depth of knowledge and experience in oil & gas. They are extremely responsive and assist with management of the project, as well as responding to legal matters."

- John Warren, Petrobras Americas, Inc.

Energy Law

All of the Thompson & Knight offices in Texas provide unparalleled knowledge and experience in Energy Law. They are extremely responsive and stay with estimated costs."

- John Warren, Petrobras Americas, Inc.

Technology Law

Herbert Hammond and Vishal Patel, from Thompson & Knight's Dallas Office Technology Law section, have been invaluable to me in matters relating to IP. As in-house counsel, my partnerships with outside counsel are important to the overall success of the company I represent. Herb and Vishal work efficiently and effectively, and are highly responsive. I believe they are an accurate reflection of the quality of work that Thompson & Knight puts out."

- Leah Turlington, North Texas Specialty Physicians

Technology Law

Thompson & Knight's Holt Foster is an exceptional negotiator and dealmaker who will always get you the best possible contractual conditions. I'm glad he's on our side of the deal. Attorney Stephen Stein is also one of my most trusted advisors. For my toughest questions and issues, I go to him."

Real Estate Law

The New York City office of Thompson & Knight, and especially office leader Bill O'Connor, are the absolute best in the business and have been for a very long time. Mr. O'Connor has total command of what his client needs, even if his client does not. He handles very complex situations calmly and in an orderly fashion, and he achieves success like no other attorney has over my 30-year real estate career and several billions of real estate transactions. I have never worked with a legal mind as talented and willing to do the right thing at all times."

- Bryan Dorsey, BDRC 4 Site, LLC

Oil & Gas Law

Thompson & Knight has deep oil and gas expertise that they bring to every engagement. They understand how to get a deal done and where the risks lie. I have always been happy with their results."

Corporate Law

Thompson & Knight is a cost effective option for Texas companies looking for BIGTEX quality legal advice/work at a slightly lower price point. Geoff Long is an exceptional attorney to work with; he is extremely thorough in identifying potential legal issues and also very responsive to the client in focusing on which of those legal issues the client has identified as most important to its business needs. "

Natural Resources Law

Thompson & Knight has a great network, expertise, and is an efficient firm."

- Eduardo Pereira, SRT Holding

Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law

Tye Hancock is always responsive, interested and able to assist. We appreciate continuing our partnership with Tye and Thompson & Knight."

- David Downing, Midwestern Services Inc.

Litigation - Environmental

Thompson & Knight's lawyers are responsive to our environmental litigation questions and needs. They are great thinkers and understand the business and legal aspects of the litigation process for our company. We are very pleased with their performance."

Environmental Law

Thompson & Knight's lawyers are subject-matter experts in environmental law and extremely helpful and responsive in assisting our business needs. They have experience to back up their expertise, and it has been a very collaborative and easy relationship to maintain."

Employee Benefits (ERISA) Law

Thompson & Knight is very responsive; they make efforts to understand your business so that their advice is on point, easy to understand, and timely. They propose practical solutions to implement and make life easier."

- Diane Pettie, Canexus Corporation

Antitrust Law

One of the top qualities I see is that Thompson & Knight is business oriented, cost conscious and gets the right results for the client. All law firms know how to give legal advice, but Thompson & Knight goes beyond advice in getting involved in knowing the business and markets the client is in to get the right result. "

- Salvador Elias, Gruma Corporation

Tax Law

Thompson & Knight is very professional. Their expertise, experience, and availability give us very good confidence in any matter we need to consult with them."

- Francisco Alanis Barbosa, FEMSA


Firm Leadership

Mark M. Sloan Managing Partner

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