• "Maine and Federal Endangered Species Act Issues," HalfMoon Education’s program on Energy and Electric Utility Regulation, April 22, 2021
  • “What Will the Offshore Wind Industry Look Like Under the Biden Administration?” American College of Environmental Lawyers, May 20, 2021
  • “Climate Change Litigation Trends and Opportunities: China, the US, and the World,” Sixth Annual Sustainability Conference of American Legal Educators, May 14, 2021
  • “Environmental and Climate Justice, and the Public Trust Doctrine,” Waterkeepers Alliance Latin American Summit, April 14, 2021
  • “What Can American Governments and Law Do In Response to the COVID-19 Pandemic?” Edward T. Gignoux Inn of Court, April 13, 2021
  • “An Overview of Offshore Wind Technology and Regulatory Issues,” Waterkeepers Alliance North Atlantic Training Summit, April 8, 2021
  • “Comparing the Impacts of Climate Change Upon Maine and Greenland,” Camden Conference Presentations, January 19 and 21, 2021
  • “Law School for Legislators: Statutory Interpretation and Administrative Procedures,” Maine Legislature and Legislative Staff, January 12, 2021
  • “So You Want to Build an Offshore Wind Project? How Much Time Do You Have?” American College of Environmental Lawyers Annual Conference, October 31, 2020
  • “Building an Offshore Wind Project? How Much Time Do We Have?” Afloat 2020 Conference, University of Maine, October 30, 2020
  • “Climate Litigation in the United States: Public Trust vs. Standing vs. Who to Sue?” Duke Kunshan University’s Global Climate Litigation Conference, October 24, 2020
  • “What Can American Governments Lawfully Do In Response to a Pandemic?” University of Southern Maine Muskie School of Public Service, October 15, 2020
  • “Hurdles, Delays, and Ways Forward for Review of Clean Energy Projects,” E2Tech Forum, October 6, 2020
  • “When the Next Surge Comes: What Can Governors Do to Prevent More COVID-19 Deaths and Cases This Fall and Winter?” Maine Law School, September 23, 2020
  • “So You Think You Know China? Impressions A-Z from a Recent Fulbright,” Maine Chinese Lunar New Year Conference, February 1, 2020
  • “How to Navigate the New Adult Recreational Marijuana Regulations and Law,” Maine State Bar Association, December 12, 2019
  • “China, the U.S., and Maine: Opportunities and Challenges A-Z,” Maine Law School & Maine State Bar Association, November 13 and 18, 2019
  • “Climate Litigation in the United States: Hurdles and Evolving Theories,” Duke Kunshan Univ. Climate Litigation Conference, September 18, 2019
  • “Back Story: The Types of Trials, Regulatory and Environmental Matters You May See in Maine, the U.S.A. and China,” Duke Kunshan University Lunch Presentation, September 17, 2019
  • “Climate Change and Energy: Legal Implications and Opportunities for Maine & New Hampshire,” Maine-N.H. Climate Change Professionals Conference, May 30, 2019
  • “Is the Predicted Death of Auer Greatly Exaggerated?" American College of Environmental Lawyers National Webinar, March 26, 2019
  • “Arctic Futures and Climate Change: The Role of Energy Usage,” Arctic Futures Institute, June 20, 2018
  • “Climate Disruptions and World Disorder: Risks and Opportunities,” Camden Conference Community Event, November 28, 2017
  • “Legislative and Administrative Issues for Compliance Professionals,” Maine Law School Certificate in Regulatory Compliance Program, November 3-4, 2017
  • “Maine’s Economic, Energy and Environmental Challenges & Opportunities in a Changing World," State and Federal Judicial Council of Maine, April 27, 2017
  • “Threats to the American Eel—An Overview,” Presentation to the International American Eel Symposium: Future Directions for Science, Law and Policy, October 23-25, 2015
  • “Renewable Energy Incentives in Maine and New England: What and Why?” Presentation at the E2Tech Forum, March 25, 2015
  • “Times Are a-Changin': Energy Use, Climate Change and Getting Paid for Your Cornell Education,” Presentation at Cornell Law School, October 2, 2014
  • “America’s Environmental Laws: Obsolete in a Climate Changed World?” Presentation at the ABA’s Natural Resources Law Teachers Institute, May 30, 2013
  • “Are Our Environmental Laws Obsolete or Unhelpful in a Carbon Stressed World?” Presentation at Univ. of Minnesota Conference on Legal & Policy Pathways for Energy Innovation, April 24, 2013
  • “How to Slow Climate Change, and Protect Local Ecosystems and Communities Without Conflict,” Presentation at Yale’s New Directions in Environmental Law Conference, March 2, 2013
  • “U.S. Renewable Law and Policy: Catch Up or The Clock Strikes Midnight,” Presentation at the World Renewable Energy Forum, May 14, 2012
  • “Regulation of Groundwater in Maine and the Public Trust Doctrine,” Presentation at the American Groundwater Trust Conference, December 7, 2011
  • “In a Carbon-Stressed World, Environmental Laws Need to Change for Renewable Clean Energy Projects,” Debate and Panel at Lex Mundi Conference, November 11, 2011
  • “Permitting of the 1:3 Scale Floating Wind Turbines at the Monhegan Test Site,” Presentation at the EnergyOcean’11 Conference, June 14, 2011
  • “Climate Change and NEPA’s Consideration of Greenhouse Gases” and “Wind Power—A Case Study of Global On and Offshore Issues,” Presentations to the Lex Mundi Annual and North American Meetings, October 1, 2010
  • “Overview of Climate Change Litigation: Federal and State NEPA Litigation,” Presentation to the Annual Conference of the American College of Environmental Lawyers, October 3, 2009
  • “Environmental and Energy Technology Overview for Ocean Energy Projects in or Near Maine Waters,” Energy Ocean 2009 International Conference, June 19, 2009
  • “Climate Change and the National Environmental Policy Act,” Lex Mundi World Association of Independent Law Firms North American Regional Conference, May 29, 2009
  • “Climate Change Issues in the 21st Century at Home and Abroad,” Presentation to the 2008 Annual Conference, American College of Environmental Lawyers, September 26, 2008
  • “Attacking and Defending a DEP Permit Decision,” Maine State Bar Association, May 1, 2008
  • “Maine’s Hot Inconvenient Truths: How Global Warming Will Impact Your Clients and Family,” Maine State Bar Association, January 26, 2007
  • “Issues in Lead Poisoning and Toxic Mold Litigation,” Maine Trial Lawyers Association, April 1, 2005

Firm Highlights


Dan Sonneborn to Present at Trucking Industry Defense Association 2023 Cargo Seminar

Preti Flaherty attorney Dan Sonneborn will be a speaker at the Trucking Industry Defense Association (TIDA) 2023 Cargo Seminar in Phoenix, Arizona, presenting on the topic of defending cargo claims concerning perishable goods and the Food...


What to Expect When You're Expecting: Two New Federal Laws Expand Workplace Rights and Protections for Pregnant and Nursing Employees

On December 29, 2022, President Biden signed two (2) bills into law that expand workplace protections for pregnant and nursing employees—the  Pregnant Workers Fairness Act  (the "PWFA") and the  Providing Urgent Maternal Protections for...


Committee Assignments

Committee assignments for the 131st Maine State Legislature have been made public. This article from the Bangor Daily News mentions some of the most interesting choices made by Senate President Jackson and Speaker Rachel...


Attorney Erin K. Naylon Joins Preti Flaherty’s Corporate and M&A Practice Group

Preti Flaherty is pleased to announce that attorney Erin K. Naylon has joined the firm’s Corporate and M&A Practice Group, working in the Portland, Maine office. Erin is a graduate of Brooklyn Law School...

Press Coverage

Court Rules Portland Rents Are Public Information, Not Trade Secrets

Rental information is public information and not protected from public record requests under the Maine Trade Secrets Act, according to a recent ruling by Justice Thomas R. McKeon of the Maine Business and Consumer Court. The...


FTC Proposes New Rule Impacting Legality of Non-Compete Agreements

Background Over the last several years, non-compete agreements, which prevent workers from joining a competitor or starting a competing business for a time after separating from employment, have become less common as states enact...


Dan Sonneborn to Present Webinar on Carmack Amendment Defenses for the Transportation Lawyers Association

On Tuesday, February 28, 2023, Preti Flaherty Attorney Dan Sonneborn will present the webinar "The Best Offense… Is a Good Defense? Using Exceptions to Swallow the Rule: The Nuts and Bolts of Carmack Amendment...


Preti Flaherty Announces Attorneys Kristy Abraham and Mariana Baron Promoted to Partner

Preti Flaherty is pleased to announce that the firm’s partnership has named two new partners: Kristy Abraham and Mariana Baron. Both attorneys stand out as distinguished practitioners in the field of corporate law and...


Preti Flaherty Continues Year of Remarkable Growth with Addition of Five New Attorneys

Preti Flaherty is pleased to announce the arrival of five new Associates to the firm: Scott A. DeLong, Christopher S. Knight, Kijana Plenderleith, Harper A. Weissburg, and Joshua D. Williams. In our Portland, Maine, office...


Pre-Session Legislative Update

LD 3 “An Act to Establish the Winter Energy Relief Payment Program to Aid Residents with High Heating Costs and to Finalize the COVID Pandemic Relief Payment Program” After Governor Mills’ heating and housing...