Areas of Practice
Environmental and Land Use Law
Zachary Knox Griefen has over ten years of litigation experience in the fields of environmental and land use law. He has represented environmental organizations, citizen groups, and individuals in cases before municipal boards, state agencies, and state and federal courts. Mr. Griefen has assisted citizen groups and individual clients in halting inappropriate development and enforced federal environmental laws on behalf of environmental organizations and their members. Zak has presented on many legal education panels, on topics including citizen suit litigation, municipal separate storm sewer system regulations, and the regulation of per- and polyfluoroalkyl substances (PFAS).
Prior to joining Bricklin & Newman LLP as an associate, Mr. Griefen was a senior litigator for Conservation Law Foundation, with a focus on civil litigation under the federal Clean Water Act. Prior to joining CLF, Zak worked as a litigation attorney at Cheney, Brock & Saudek, P.C. and clerked at the Vermont Environmental Court.
Zak Griefen has a long-term passion for environmental protection. He firmly believes that we can avoid the worst effects of climate change and loss of biodiversity if we move quickly and effectively. Zak is an avid angler who ties his own flies and is an enthusiastic user of our public lands and waters.
Membership and Activities
- State of Washington
- State of Vermont
- Commonwealth of Massachusetts
- State of New Hampshire
- U.S. District Court, Western District of Washington
- U.S. District Court, District of Vermont
- U.S. District Court, District of Massachusetts
- U.S. District Court, District of Connecticut
- U.S. District Court, District of New Hampshire
- U.S. Court of Appeals for the Second Circuit
- Vermont Chapter of the Native Fish Coalition
- Member, Board of Directors, 2017–2019
- Vermont Chapter of the Sierra Club
- Chair, Wetlands and Water Quality Committee, 2011–2014
- Chair, Executive Committee, 2011
- PACEM School
- Member, Board of Directors, 2013–2015
Zachary Griefen graduated from Vermont Law School on a full merit scholarship in 2005, where he earned a J.D., cum laude, and a Master of Studies in Environmental Law, magna cum laude. He received his undergraduate degree, cum laude, from the University of New Mexico in 2002. During law school, he was the Vermont Editor of the Vermont Law Review and a student clinician at the Environmental and Natural Resources Law Clinic. Zak Griefen graduated from the National Institute of Trial Advocacy Environmental Law Trial Skills Program in 2017.