Munck Wilson Mandala

Jenny Martinez

Co-Chair, Litigation
(972) 628-3623

Top-Rated Trial Lawyer and Firm Leader

Recognized as a Lawdragon 500 Leading Lawyer in America, a Best Lawyer in America©, and a Texas Super Lawyer, Jenny co-chairs the litigation group and she is a member of the executive committee.

Trailblazer in Women’s Empowerment Initiatives

Since joining MWM, Jenny has helped triple the number of female partners and she is an advocate for DEI initiatives to benefit minorities and women in the legal industry.

Frequent Presenter on Leadership Initiatives

Jenny is a frequent presenter at bar functions, women’s empowerment conferences, and podcasts, often discussing the need for more supportive cultures for primary caregivers in the legal industry.

Jenny Martinez is a member of MWM’s executive committee and she co-chairs the litigation group. Jenny represents both plaintiffs and defendants in business disputes involving trade secrets, intellectual property, employment disputes, contracts, and collections. She works alongside MWM’s patent, copyright, privacy, data protection, employment, antitrust, and trademark lawyers to provide clients with extremely specialized advice in new tech development.

Jenny was a key member of the legal team defending Halliburton in connection with all civil litigation and investigations arising out of BP’s Macondo well (Deepwater Horizon) blowout in the Gulf of Mexico — the largest environmental lawsuit in the history of the United States. She is annually listed among the Lawdragon 500 Leading Lawyers in America, Texas Super Lawyers, and Best Lawyers in America.

Representative Matters

  • Representing international pharmaceutical company in complex lawsuit asserting claims for patent infringement, breach of contract, misappropriation of trade secrets, trade dress infringement, and unfair competition. The case has involved two separate cases filed in California and Texas against over 20 defendants. Obtained dismissal of several key causes of action based on personal jurisdiction, preemption, and other grounds under FRCP 12(b(6) and repeatedly obtained favorable discovery rulings that have put the case in a strong position to obtain summary judgment in the coming months. The plaintiff seeks over $200 million and is set for trial in November 2023;
  • Represented Halliburton in all civil investigations and litigation arising out of BP’s Macondo well blowout (Deepwater Horizon) in the Gulf of Mexico;
  • Represented financial institutions in litigation involving breach of promissory notes, breach of guaranty agreements, fraud investigations and recoveries under financial institution bonds;
  • Represented financial institution in arbitration involving software developer’s breach of contract to develop and customize loan origination software;
  • Represented international manufacturing and technology company in class action litigation involving allegations of breach of warranty and consumer fraud;
  • Represented international life insurance and pension company in class action litigation involving allegations of consumer fraud.


Southern Methodist University Dedman School of Law, 1999
Juris Doctorate
Cum Laude
Chief Counsel, SMU Legal Clinic
Research assistant for Professor Ellen Smith Pryor
Law school director for Texas Women Lawyers
Treasurer, SMU Women in Law
Southern Methodist University, 1995
B.A. Political Science
Magna Cum Laude
Phi Betta Kappa
Chairman, Political Science Symposium

Associations & Memberships

American Bar Association

Dallas Association of Young Lawyers

Dallas Bar Association

State Bar of Texas, 1999

Honors & Awards

Best Lawyers in America, Woodward White, Inc.

Lawdragon 500 Leading Lawyers in America

Texas Super Lawyers, Thomson Reuters

Women, Influence, & Power Awards, DEI Champion,

The Best Lawyers in Dallas, D Magazine
2012, 2014, 2017, 2019-2021

Bar Admissions

Texas, 1999

U.S. Court of Appeals, Fifth Circuit

U.S. District Court, Northern District of Texas

U.S. District Court, Western District of Texas

U.S. District Court, Eastern District of Texas


Focus Areas

Commercial Litigation

Consumer Litigation

Employment Litigation

Government Investigations

Patent Litigation

Trade Secret Litigation