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Pamela R. Mascari


Phone: 225.382.3466
Fax: 225.388.9133

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Pam Mascari is a partner in the Baton Rouge office of Kean Miller. She is a litigator and a regulatory attorney. Pam joined the firm in 1997. Her litigation practice focuses on complex litigation, primarily in the oil and gas, pipeline, energy and environmental areas. Pam has extensive experience in the Louisiana energy, petrochemical and manufacturing industry and advises clients with regard to litigation strategy and management in Louisiana courts. Pam also has extensive experience handling complex litigation in multi-district litigation proceedings in federal district courts outside of Louisiana. 

Pam's regulatory practice includes representing clients before the Louisiana Office of Conservation in intrastate pipeline and oil and gas matters. Her regulatory practice also includes advising industrial clients in connection with water issues, solid waste issues, USTs, wetlands, release reporting, incident response, and environmental permitting and enforcement.

Pam has been listed in Louisiana Super Lawyers from 2011-2024 and from 2022-2024 was included on the Top 25 Women in Louisiana and Top 50 Attorneys in Louisiana lists. She was listed in Chambers USA from 2020-2023 in the area of Environmental Litigation. She is listed in The Best Lawyers in America for 2024 in the areas of Energy Law and Energy Regulatory Law. She was listed in both the 2023 and 2024 editions of Baton Rouge Business Report's Capital Region 500. She is AV-rated by Martindale-Hubbell.

Pam serves on the Advisory Council of the Mineral Law Institute at the LSU Law Center and has been appointed to the Mineral Law Committee of the Louisiana State Law Institute since 2018.

Representative Experience
  • Representation at jury trials of major oil companies related to claims of alleged environmental property damage from exploration and production activities (legacy lawsuits) resulting in favorable defense verdicts
  • Representation of major oil companies in connection with claims of environmental property damage related to exploration and production activities
  • Representation of major oil company in connection with claims of coastal erosion or land loss
  • Representation of pipeline companies in connection with claims of environmental damage and damage to coastal zone properties
  • Representation of pharmaceutical company in federal multi-district litigation involving allegations of injury resulting form ingestion of phenylpropanolamine (PPA), an ingredient in appetite suppressants and decongestant products
  • Representation of international cropscience company in jury trials in federal multi-district litigation (MDL) proceeding involving genetically engineered crops
  • Representation of municipal utility company in expropriation (condemnation) trial against private utility.
  • Representation of pipeline company in mass tort suit involving alleged exposure to asbestos-containing materials resulting in dismissal of plaintiffs' claims
  • Representation of intrastate pipeline companies in proceedings before the Louisiana Office of Conservation regarding construction and operation permits, interconnection agreements, transportation agreements, and abandonments of facilities
  • Representation of chemical company regarding litigation involving issues related to underground storage in depleted salt caverns
  • Representation of industrial clients in LDEQ enforcement proceedings and release reporting
  • Litigation, mediation and settlement of multiple wrongful death suits for large petrochemical and manufacturing defendants
  • Representation of the energy industry in expropriation (condemnation) actions

Pam earned her B.S., magna cum laude, from Tulane University Freeman School of Business in 1994. She earned her J.D. in 1997 from the LSU Law Center where she was a member of the Order of the Coif, the LSU Law Center Hall of Fame and the Louisiana Law Review.

  • Admitted, Louisiana, 1997
  • Baton Rouge, Louisiana State, American, and Federal ( Past President, Middle District of Louisiana Chapter) Bar Associations; Women's Energy Network, Southeast Louisiana Chapter (Program Chair, 2009-2010; Secretary, 2011-2012; Vice-Chairwoman, 2013; President, 2014)
Articles, Publications and Presentations
Community Service
  • Board of Directors, Alzheimer's Services of the Capital Area
  • Board of Directors, Women's Energy Network Foundation
  • Past President, Sacred Heart of Jesus School Advisory Board
  • Board of Directors, Louisiana Art and Science Museum
  • Member, Leadership Baton Rouge, Class of 2014
  • Member, Volunteer Panel, Baton Rouge Bar Association
  • Participant, Pro Bono Project, Baton Rouge Bar Association
  • Board of Trustees, Cabrini High School, New Orleans
  • Lector and Food Pantry Volunteer, Sacred Heart of Jesus Catholic Church, Baton Rouge
  • Volunteer Basketball Coach, Sacred Heart of Jesus School, Baton Rouge
  • Volunteer Coach, Louisiana State Bar Association Mock Trial Competition, St. Joseph's Academy, Baton Rouge
  • Past Member, Mock Trial Competition Committee, Louisiana State Bar Association
  • Firm Captain, Paul M. Hebert Law Center Annual Giving Campaign
Super Lawyers
Pamela R. Mascari
Rated by Super Lawyers

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Pamela R. Mascari
Rated by Super Lawyers

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Pamela R. Mascari
Rated by Super Lawyers

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