Mrs. Diffenderfer assists landowners, businesses and governments with local, state and federal, environmental, natural resource and land development legal requirements. Michelle helps clients navigate these laws and regulations in the permitting of their land development and infrastructure projects.

Areas of Practice

• Represents the Seminole Tribe of Florida as special environmental counsel, including land development, water rights and cultural resource issues.

• Gains permitting and approvals for private development and public infrastructure projects involving complex issues related to wetlands, mitigation, threatened and endangered species, water quality, and drainage.

• Represents landowners and governments in the review, preparation and comment on Environmental Assessments and Environmental Impact Statements pursuant to the National Environmental Policy Act.

• Represents landowners and governments in the development, implementation and interpretation of Water Supply Policy, Plans, and Regulations.

• Represents clients in due diligence, permitting and compliance issues with the South Florida Water Management District, Department of Environmental Protection, U.S. Army Corps of Engineers, Environmental Protection Agency (EPA), the U.S. Fish and Wildlife Service (FWS) and the National Marine Fisheries Service (NMFS).

• Represents clients in the development of Biological Opinions, Habitat Conservation Plans and in the issuance of Incidental Take Permits and related consultation with the United States Fish and Wildlife Service (FWS), the National Marine Fisheries Service (NMFS) and the Florida Fish and Wildlife Conservation Commission (FWC).

Publications and Presentations

• Hot Topics in Wetlands and Water, presented at the Local Government Law in Florida Conference, May 2017

• Lake Okeechobee and the Estuaries, presented at the Florida Chamber Environmental Permitting Summer School, July 2016 and 2017

• EPA Clean Water Rule, presented at the American Bar Association Spring Conference, April 2016

• Clearer or More Confusing? Final Waters of the U.S. Rule Change Remains Murky, presented at the Florida Bar Environmental and Land Use Section Conference, January 2016

• Looking Out to Sea: Resurging Interest in Seawater Desalination Projects Face the Twin Specters of Technical Challenges and Permitting Complexity, American Bar Association, May 2015

• New USEPA Report on Connectivity of Streams and Wetlands May Affect CWA Jurisdiction, Journal of American Water Works Association, March 2014

• Florida's New Crop: Is Water Farming For You?, Journal of the American Water Works Association, December 2013

• Secondary and Cumulative Impacts Analysis and the Clean Water Act, Journal American Water Works Association, July 2012

• Secondary and Cumulative Impacts Analysis in the Environmental Context for Assessing Environmental Damage, WestLaw Journal: Environmental, June 2012

• Who Gets the Water? A Competition for a Limited Resource, Journal American Water Works Association, March 2012

• Greenwashing: What Your Client Should Know to Avoid Costly Litigation and Consumer Backlash, American Bar Association's Natural Resources & Environment Publication, Winter 2011

• Cumulative Impacts Analysis and Global Threats, presented at the ABA Section of Environment, Energy and Resources Law Summit, October 2010

• Greenwashing: A Guide to the Ethical Advertising of Green Products, Manatee Chamber of Commerce Current Magazine, December 2009

• Two Tribes Embrace Green Development Practices for Off-Reservation Projects, Natural Resources & Environment, Fall 2009

• Florida Water Law: Limited Availability in the Land of Abundance, presented at the Water Sustainability Plenary AIChE Spring National Meeting, April 2009

• Overview of Federal and State Wetlands Protection Regulations, Florida Water Law & Policy, CLE International, October 2007

• The Winds of Change…Storming into the Future, presented at the Florida Association of Special Districts Annual Conference, June 2006

• What is an ARNI and Why Should You Care?, American Bar Association's Natural Resources & Environment Publication, March 2003

• Endangered Species Conservation Banking, March 2002

• Evolving Issues in Eastern Water Law

Professional, Civic and Community Involvement

• American Bar Association, Section of Environment, Energy and Resources, Budget Officer

• American College of Environmental Lawyers, Fellow

• Leadership Florida, Class of XXXIII

• The Episcopal Church of Bethesda by the Sea, Clerk

• American Bar Foundation, Fellow

• United Way, Women's Leadership Council

• Girls II Women, Inc., Past Chair

• Chamber of Commerce of the Palm Beaches, Past Chair

• The Florida Bar, Environmental and Land Use Law Section, Past Chair

• Leadership Palm Beach County, Class of 2000

• Legal Aid Society of Palm Beach County

• Executive Women of the Palm Beaches

• Florida Association of Environmental Professionals

• Palm Beach County Bar Association

• Caribbean Bar Association

Awards and Recognitions

• Martindale Hubbell AV® Preeminent™ Peer Review Rated

• Florida Super Lawyer, 2010-present

• South Florida Legal Guide, Top Lawyer in Environmental Law, 2017-2018

• The Florida Commission on the Status of Women, Florida Achievement Award, 2016

• Families First of Palm Beach County, Harriet Goldstein Award, 2015

• EmpowHER of the Palm Beaches, Palm Beach County’s Woman of Corporate Power, 2015

• The University of Miami School of Law Alumni Achievement Award, 2014

• The Palm Beacher Magazine, Women in Power, 2014

• The Caribbean-American Democratic Club of Palm Beach County, Community Change Maker Award for Environmental Advocacy, 2013

• Business Leader Magazine’s Women Extraordinaire Award, 2011

• The International Who’s Who of Environmental Lawyers, 2009-2015

• Florida Trend Magazine’s Legal Elite, Environmental and Land Use Law, 2011

• The Chamber of Commerce of the Palm Beaches ATHENA® Award, 2008