"The Phoenix-based Gallagher & Kennedy environmental team has remarkable depth and expertise across the full environmental spectrum- remediation, reclamation, air, water, waste and contribution/cost recovery. Dave Wallis is an outstanding, client-focused and solution driven environmental lawyer."
Anonymous client
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David L. Wallis


David practices in the area of environmental and natural resources law, focusing on environmental compliance auditing, Superfund, solid and hazardous waste, asbestos, water quality, underground storage tank, environmental management systems, environmental remediation and environmental due diligence matters. He has conducted over 120 comprehensive environmental audits throughout the United States and internationally over the past eight years. He was recently named among the 2019 Best Lawyers in America, and also a BTI Client Service All-Star for 2013 by the Wellesley, Mass. based firm, BTI Consulting Group, Inc.

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  • Brigham Young University
    J.D., magna cum laude, 1988
    Order of the Coif
    Editor, Law Journal
  • Brigham Young University
    B.A., 1985