
Local Representation
Nationwide
The Environmental Law Network (ELN) is the first environmental law firm network that makes local representation available nationwide. Through ELN, more than 250 environmental attorneys share ideas, information, experiences, and contacts to increase the value of legal representation for their respective clients. ELN also has foreign affiliates in Argentina, Brazil, Canada, France, Italy, Mexico, the United Kingdom and Spain. Leaders in each of the member firms average more than 20 years of experience in the field.
Chambers Global, The World’s Leading Business Lawyers (2022 Edition) recognized the Environmental Law Network as a Band One Environmental Legal Network. ELN was the only environmental law network to be globally recognized in Chambers. For a complete listing of all ELN Lawyers and Firms recognized by Chambers Global, please click here.
The Environmental Law Network (ELN) is pleased to announce that twenty-one of ELN’s member law firms were recognized as The Best Lawyers in America and U.S. News Best Law Firms. For a complete listing of all ELN members recognized by The Best Lawyers in America and U.S. News Best Law Firms, please click here.
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Featured Firm
Environmental Law and Science, PLLC

Environmental Law and Science, PLLC has experience across a wide range of environmental law matters and challenges at the federal level and in many states. The firm practice areas focus on four primary areas:
1) Environmental Compliance and Advocacy – advising and supporting clients in complying with the vast network of laws addressing air, water, and waste, including permitting and auditing, as well as the defense of agency enforcement actions;
2) Contaminated Sites and Brownfields – providing legal support to clients regarding potential liability from third party and legacy waste sites, as well as the cleanup and redevelopment of contaminated property;
3) Transactional Advice – assisting clients with the environmental aspects of corporate, real estate, and other business transactions; and
4) PFAS and Chemical Regulation – providing strategic and compliance advice to clients on chemical product regulation , including PFAS and other emerging chemicals.
Beyond these core areas, the firm has experience in a broad array of environmental , health and safety law issues, at the federal level and across many states, from Minnesota to the U.S. Virgin Islands.
Lawyer Spotlight
Jeffrey Sepesi, Esq.

The firm’s principal is Jeffery Sepesi. Jeff’s professional experience began with a startup environmental testing and consulting company, where he literally climbed smokestacks, went down sewers and ran an environmental laboratory. He created his own interdisciplinary master’s program in hazardous waste management at the University of Michigan School of Public Health taking classes ranging from risk assessment and science policy to environmental engineering.
Jeff was an environmental scientist at two nationally recognized environmental consulting firms, CH2M Hill and Barr Engineering. He performed site investigations and evaluations, health risk assessments and compliance evaluations for Superfund sites, MGP sites, refineries, landfills, commercial property and manufacturing operations.
Jeff has practiced environmental law for over 25 years at AmLaw 100 and mid-size law firms and in a solo practice. During this time, he has addressed a broad range of environmental regulatory compliance, transactional and environmental litigation matters for clients ranging from oil companies to resort hotels. Before starting Environmental Law and Science, Jeff served as in-house environmental, health and safety counsel at the 3M Company, where his portfolio included facility environmental, safety and health, audits, OSHA compliance, TSCA compliance, site remediation, third party/legacy sites and PFAS. He also served on 3M’s Institutional Review Board for human subject research.
ELN Updates
Massachusetts District Court Holds that Breathing in Polluted Air Without a Concrete Injury Traceable to the Defendant Does Not Confer Standing Under the Clean Air Act – Update from Manko Gold Katcher Fox
September 29, 2023 Brielle A. Brown MGKF Litigation Blog On…
EPA and DOJ Claim eBay Unlawfully Sold Pesticides, Banned Chemical Products, and Devices That Defeat Pollution Controls on Motor Vehicles – Update from Bergeson & Campbell, P.C.
The U.S. Environmental Protection Agency (EPA) announced on September 27,…
CPSC Requests Information on PFAS in Consumer Products – Update from Bergeson & Campbell, P.C.
The U.S. Consumer Product Safety Commission (CPSC) published a request…
New Jersey Court Declines to Follow DEP Statutory Interpretation and Narrows Exemptions From Highlands Act Permitting Requirements – Update from Manko Gold Katcher Fox
September 22, 2023 Danielle N. Bagwell MGKF Litigation Blog In…
Environmental Law & Policy Alert – Update from Somach Simmons & Dunn
September 20, 2023 End of 2023 Legislative Session Highlights The…
Environmental Law & Policy Alert – Update from Somach Simmons & Dunn
September 07, 2023 Large Municipal Water Suppliers May Soon Have…