William H. Knull: Lawyer with Mayer Brown LLP

William H. Knull

Houston,  TX  U.S.A.
Phone+1 713 238 2636

Peer Rating
AV® Preeminent

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Practice Areas

  • Africa
  • Banking & Finance
  • Emerging Markets
  • Energy
  • Sectors
  • Oil & Gas
  • Services
  • Mexico Energy Reform
  • Energy Disputes
  • India
  • Latin America
  • Litigation & Dispute Resolution
  • Banking & Finance Litigation
  • International Arbitration
  • Professional Liability
Contact InfoTelephone: +1 713 238 2636
Fax: +1 713 238 4636
University Yale University, B.A., magna cum laude, with Departmental Honors in Political Science, 1970
Law SchoolUniversity of Virginia School of Law, J.D., 1977
Admitted1978, New York; 1978, US District Court for the Eastern District of New York; 1978, US District Court for the Southern District of New York; 1983, US District Court for the Northern District of New York; 1987, Texas; 1987, US District Court for the Southern District of Texas; 1988, US District Court for the Northern District of Texas; 1988, US District Court for the Western District of Texas; 1988, US Court of Appeals for the Fifth Circuit; 1989, US District Court for the Eastern District of Texas


Institute of Transnational Arbitration, Member, Advisory Board

Institute for Energy Law, Member, Advisory Board

AAA Panel of Arbitrators

Chartered Institute of Arbitrators, Fellow

London Court of International Arbitration

Center for International Legal Studies, Fellow

International Bar Association

American Bar Association

State Bar of Texas

Houston Bar Association

LanguagesEnglish; Spanish; French

One of the best cross-examiners ever witnessed

Chambers USA 2012

William Knull co-chairs Mayer Brown's International Arbitration group and wins praise as a fantastically erudite and accomplished advocate Chambers USA 2011. He has been engaged for more than 35 years in resolving complex business disputes through arbitration and litigation. Many of the disputes have involved cross-border transactions in the oil and gas industry, encompassing such issues as mergers and acquisitions, arbitral jurisdiction, interpretation and operation of joint venture agreements, reserve engineering and valuation, transportation, marketing, supply agreements, enterprise risk, complex choice of law, multiplicity of parties and proceedings, enterprise and oil field operational matters, and similar concerns.

Bill has been involved as lead counsel and counsel in all varieties of complex corporate, commercial, and financial litigation in state and federal courts and in international and domestic arbitration. He has extensive experience in transnational and domestic disputes involving oil and gas related matters, mergers and acquisitions, contracts, corporate and securities fraud, accounting malpractice, lending practices, automotive products and franchising matters, litigation and investigation of problems of corporate management and governance, fiduciary obligations, and employee fraud.

Bill also has extensive experience as counsel and lead counsel in arbitrations under the auspices of the AAA, ICSID, ICC, ICDR and NASD, and ad hoc proceedings pursuant to UNCITRAL Rules, primarily involving international disputes in the oil and gas industry. He has been lead counsel in multi-billion dollar disputes involving contractual, operational, accounting, governance, jurisdictional, and related issues arising from Latin American, Middle Eastern, Central Asian, and Chinese oil and gas projects.

Bill has been called an extremely intelligent, diligent and diplomatic lawyer who just knows how to win (Chambers USA 2007), as well as profoundly experienced in commercial arbitration (Who's Who Legal Texas 2007), a talented, reliable and effective litigator with a great profile in the market (Chambers USA 2005), and part of a terrific team that enjoys a high reputation for advocacy among its clients (Chambers USA 2006). Recently, Bill was named one of Benchmark's 2013 Texas General Commercial Litigation Stars. He has a working knowledge of Spanish and French.


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Office Information

William H. Knull

700 Louisiana Street, Suite 3400
HoustonTX 77002-2730


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