Patrick W. Dennis is a partner in the Los Angeles office of Gibson, Dunn & Crutcher, LLP.  He Co-Chairs the Environmental Litigation and Mass Tort Practice Group for the Firm and in that capacity works with and helps lead nine other partners and approximately twenty associates who practice full time in the environmental law area in four different offices within the United States.  Mr. Dennis has extensive experience representing clients in general manufacturing, energy, banking, aerospace, real estate, construction, electronics, oil and gas, cement making, and lead recycling in a wide range of environmental matters.  Mr. Dennis has extensive experience in the following areas:

• Toxic Tort Litigation
• CERCLA Cost Recovery Litigation
• Defense of Environmental Enforcement Actions by Public & Private Parties
• Complex or Large Transactions with Environmental Issues
• Environmental Laws & Regulations Counseling

Mr. Dennis received a B.S. (Civil Engineering - 1976); M.S. (Mechanical Engineering -1978); and a J.D./MBA (1982), all from the University of California, Los Angeles.  Mr. Dennis was the 1990-91 Chair and a founding member of the Los Angeles County Bar Association Environmental Law Section.  Mr. Dennis is consistently ranked among the top environmental lawyers in California in Chambers; PLC's Which Lawyer?; The Best Lawyers in America and The Legal 500, among other publications and ranking services.  He also serves on the Board of Trustees for the California Science Center Foundation.