James E. Tancula: Lawyer with Mayer Brown LLP

James E. Tancula

Chicago,  IL  U.S.A.
Phone+1 312 701 7900

Peer Rating
AV® Preeminent

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Practice Areas

  • Banking & Finance
  • Emerging Markets
  • Construction & Engineering
  • Energy
  • Sectors
  • Oil & Gas
  • Power
  • Services
  • Toxic Tort
  • Energy Disputes
  • Energy Regulation and Government Affairs
  • Latin America
  • Litigation & Dispute Resolution
  • Commercial Litigation
  • Consumer Litigation & Class Actions
  • International Arbitration
  • Product Liability & Mass Torts
Contact InfoTelephone: +1 312 701 7900
Fax: +1 312 706 8500
University Marquette University, A.B., magna cum laude, 1979
Law SchoolThe University of Chicago Law School, J.D., 1982
Admitted1982, Illinois; 1982, US District Court for the Northern District of Illinois; 1992, Texas; 1993, US District Court for the Southern District of Texas; 1995, US Court of Appeals for the Fifth Circuit; 1999, US District Court for the Northern District of Texas; 2000, US District Court for the Eastern District of Texas; 2002, US District Court for the Western District of Texas


American Bar Association

Texas Bar Association


James Tancula is a litigation partner and the co-chair of the Firm's international arbitration practice. During his nearly 30 years of practice he has focused especially on energy and construction-related matters along with varied commercial litigation matters. Mr. Tancula has represented clients engaged in domestic and international arbitrations and litigation dealing with oil and gas exploration and production, refineries, pipelines, electrical generating facilities, cogeneration plants, coal mines, phosphate mines, pulp and paper mills, steel mills, water tunnels, highways, sports stadiums and other infrastructure projects and with fuel and feedstock supply agreements. He has extensive experience representing clients in U.S. courts and in domestic and international arbitrations ad hoc and under the auspices of the AAA/ICDR, ICC, ICISD, and SIAC.

James also has a varied commercial and commercial litigation practice focusing on contractual issues. He represents clients in concerns and disputes involving stock or asset transfer contracts, partnership agreements, limited partnership control issues, professional services contracts, franchise contracts, employment contracts, utility fuel contracts, and pipeline agreements. James defends clients involved in civil RICO, bank fraud and other fraud cases. Jim also has represented clients in product liability cases ranging from petrochemicals to heavy equipment.

James began his practice with Mayer Brown in the firm's Chicago office in 1987. He subsequently relocated to Mayer Brown's offices in Houston (1991-2009) and Los Angeles (2006-2009) where he was the Partner-in-Charge of that office, and in 2009, returned home to the Chicago office. Prior to joining the firm, James held a senior position with another prominent law firm in Chicago.


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Office Information

James E. Tancula

71 S. Wacker Drive
ChicagoIL 60606


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