After leaving the Interior Department, Marc joined the law firm, Beveridge & Diamond. He also practiced litigation with the firm of Jackson, Tufts, Cole & Black in San Francisco from 1990-93.
Marc served as a law clerk to Chief Judge Thomas Lambros of the U.S. District Court for the Northern District of Ohio.
Marc received his legal degree from the University of Wisconsin (JD, cum laude, 1988) and served as an articles editor for the Wisconsin Law Review. He graduated from Hamilton College in 1983. Marc is a member of the State Bars of California and Wisconsin.
Marc has been named by Law & Politics, Inc. as a “Super Lawyer”, an honor bestowed on the top 5% of attorneys in Northern California following a nomination, peer voting, internal research and blue ribbon review process. The results are published by San Francisco magazine. He is a frequent lecturer on endangered species and wetland issues, and has written several published articles on these subjects. He currently serves on the board of directors for the United Kingdom-based conservation organization, Fauna & Flora International.