Bill Wick and Jon Wactor both served as enforcement counsel handling dozens of Superfund cases for the United States Environmental Protection Agency, Region 9 in San Francisco, California; Bill Wick also served 6 years supervising the Region 9 Superfund lawyers.  After their government service they have represented individuals and companies in Superfund cases, both as plaintiffs and defendants.  They also routinely counsel clients about their potential Superfund liabilities, and both have been retained as expert witnesses in Superfund cases.