Thomas M. McNamara

Thomas M. McNamara: Attorney with Johnson Gray McNamara, LLC AV stamp icon
Attorney Awards


Selected to the 2018 Louisiana Super Lawyer list in the Environmental Litigation practice area (other years recognized: 2013-2017)

2011 Baton Rouge Area Environmental Lawyer of the Year

Selected for inclusion in The Best Lawyers in America for Litigation - Environmental since 1995

Practice Concentration & Experience Summary:

Since he began practicing in 1979, Mr. McNamara has handled a wide range of civil litigation in venues throughout Louisiana. Concentrating on energy litigation and dispute resolution, he is experienced in the defense of major class action suits, including serving as lead counsel for the defense in the Combustion, Inc. class action in the United States District Court for the Western District of Louisiana.

Other Professional Experience:

Founding Member Johnson Gray McNamara LLC, 2005-Present

Attorney and Shareholder, Liskow & Lewis, 1979 - 2005

Law Clerk to the Honorable Albert Tate, Jr., Associate Justice, Louisiana State Supreme Court, 1978 – 1979

Professional, Business & Civic Affiliations:

President, 1999 – 2000, John M. Duhé, Jr. American Inn of Court, the local chapter of the American Inns of Court

American State Bar Association

Louisiana State Bar Association

Lafayette Parish Bar Association

Louisiana Bench Bar Committee

Louisiana Committee on the Profession

Articles & Speeches:

“Professionalism in Multi-Party Litigation,” Louisiana State Bar Association, December 1, 2006

McNamara, Thomas M., Patrick W. Gray, and Amy E. Allums,Current Issues in the Scope of the Obligation to Restore Property After Oil & Gas Operations, 56 Center for American and International Law, Institute on Oil and Gas Law, pub. 640 (2005)

“Environmental Damage Claims,” Liskow & Lewis Oil & Gas Law Seminar, September 19, 2001

“Exploring a World of Civil Trial Evidence in the Electronic Age,” Seminar Chair, Louisiana State Bar Association, September 15, 2000

“Witness Preparation and Selection,” Faculty, 12th Annual Trial by Masters, Tulane Law School, December 17, 1999

“Selected Topics in Ethics and Professionalism,” CLE by the Hour, Lafayette Parish Bar Association, December 2, 1999

“Witness Preparation and Selection,” Current Practice and Problems Facing Louisiana Oil and Gas Operations, Liskow & Lewis, September 23, 1999

“Ethics: Selected Issues in Multiple Party Representations,” Faculty, 1996 Environmental Law Institute, Paul M. Hebert Law Center, March 1, 1996

“Remediation to Conclude Litigation,” American Petroleum Institute/Gas Research Institute NORM Conference, October 18, 1995

“Are We Still Cancer Alley,” Panelist, Louisiana State Bar Association, Environmental Law Seminar, June 8, 1995

“Ethical Considerations of Joint Defense Representation,” Faculty, 1993 Environmental Law Institute, Paul M. Hebert Law Center, May 21, 1993

“Toxic Tort Update,” Faculty, Fifteenth Post-Graduate Summer School for Lawyers, Paul M. Hebert Law Center, July 16, 1992

“Unitized Production – Rights of Operators and Non-Operators,” 31 Institute on Mineral Law, March 29-30, 1984

Numerous other in-house/client seminars on litigation, toxic torts, environmental law.

Mediator Training:

Attorney-Mediators Institute – Basic Mediator Training For Attorneys, June 4-6, 1998

Areas of Practice (5)

  • Energy and Natural Resources Law
  • Environmental Law
  • Casualty and Toxic Tort Defense
  • Business Litigation
  • Major Case Mediation

Education & Credentials

Contact Information:
504.525.4649  Phone
504.525.4653  Fax
University Attended:
Tulane University, Louisiana State University, B.S., 1972
Law School Attended:
Louisiana State University, J.D., Order of the Coif; Associate Editor, Louisiana Law Review, 1977 – 1978, 1978
Year of First Admission:
1978, Louisiana
Payment Information:
  • Minority - Owned

Peer Reviews

5.0/5.0 (1 review)
A Martindale-Hubbell Peer Rating reflects a combination of achieving a Very High General Ethical Standards rating and a Legal Ability numerical rating.
  • Legal Knowledge

  • Analytical Capability

  • Judgment

  • Communication

  • Legal Experience


*Peer Reviews provided before April 15, 2008 are not displayed.

New Orleans, Louisiana

Contact Thomas M. McNamara

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