Dan is a recognized authority on CERCLA/Superfund and State cleanups.  His 30 years of practice in this area and representation of clients big and small on removal and response actions of every variety gives him a perspective on the practice shared by very few.  His expertise has allowed him to efficiently analyze each case and provide sound strategic advice to assist his clients at hundreds of Superfund sites across the country.

Practice Expertise

Dan has a national Superfund and natural resource damages practice and handles litigation associated with CERCLA sites.  He serves as common counsel for a number of PRP Groups.

Dan has represented clients in hundreds of these matters for 30 years – first as in-house counsel for a major oil company,then as outside counsel – in every EPA Region.  He has also been lead counsel in more than 30 CERCLA cases in jurisdictions from coast to coast.

In addition, Dan has litigated pipeline and construction cases and mediated several energy cases.

  • Dan has developed particular expertise in the following areas:
  • CERCLA and its state analogs
  • Natural Resource Damages
  • Pipelines

Career Highlights


Dan has been involved in precedent-setting CERCLA litigation relating to municipal solid wastes and cost recovery.

  • Recently represented client in successful cost recovery action involving 1200 PRPs.
  • Represented PRP Group in converting Unilateral Order to Consent Decree with forgiveness of substantial past costs.


  • Texas Bar Foundation, Life Fellow
  • The Woodlands Bar Association, Former Vice President
  • American Bar Association
  • State Bar of Texas
  • State Bar of California
  • Houston Bar Association


News & Events

  • News & Publications
  • Speeches
  • Client Results

    Jackson Walker Represents Multiple Clients in Superfund Case Resolution

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  • Press release

    Jackson Walker Congratulates Its 51 “Texas Super Lawyers”

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  • Press release

    Jackson Walker Congratulates Its 55 “Texas Super Lawyers”

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  • Press release

    Jackson Walker Congratulates Its 2013 Chambers-Ranked Partners and Practice Groups

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  • Spotlight

    Jackson Walker Congratulates its 2012 Chambers-Ranked Partners and Practice Groups

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“I Need to Hire an Expert: Now What?!,” August 2012, Chevron Law Department, Lunch and Learn Series

“How To Handle Agency Inspections,” February 2009, TransCanada USA Services, Inc. In-house Environmental Group

“The Ethics of Negotiations,” January 2009, The Woodlands Bar Association CLE Luncheon Series

“Conflicts of Interest,” June 2009, Chevron U.S.A. Law Department

“CERCLA Cost Recovery and Allocation,” April 2005, Mealey’s Environmental Litigation Conference

“Managing CERCLA Litigation,” June 1994, Executive Enterprises, Inc. Southwest Environmental Regulations Seminar

“CERCLA 101,” May 1991, National Association of Manufacturers

“The CERCLA Petroleum Exclusion and E&P Exception,” November 1990, American Petroleum Institute