Danelle Gagliardi represents a wide variety of clients in complex environmental transactions, litigation and regulatory compliance, including those in the metals, mining, iron and steel, oil and chemical industries, as well as real estate developers and shipping and logistics companies. She has a strong background in the Clean Air Act (CAA), Clean Water Act (CWA), Toxics Substances Control Act (TSCA), Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) and California’s Proposition 65 (Prop 65).

    Danelle has a multistate, global practice involving all aspects of environmental law. She has represented clients in challenges related to state and federal enforcement actions and rulemakings, negotiated consent decrees and defended clients in cost recovery or contribution claims under CERCLA in multiple jurisdictions. She has also advised both US and international clients on diligence aspects of complex transactions in the areas of environmental engineering/infrastructure, chemicals, nuclear power and renewable energy.

    Danelle regularly counsels both US and international clients in a variety of industries on compliance and enforcement matters related to Proposition 65, California’s clear and reasonable warning regulations, and she has experience guiding clients in multiple states through the process of obtaining environmental covenants under state voluntary action programs for brownfield redevelopment.

    Prior to joining the firm, Danelle interned for Judge Jeffrey S. Sutton on the US Court of Appeals for the Sixth Circuit. She is heavily involved in pro bono efforts through Columbus Legal Aid’s Wills Clinic and Operation Legal Help Ohio, which assists low-income veterans for their legal needs. She serves on the Board of the Association of Women in the Metal Industries – Columbus Chapter as the Finance/Marketing Director and has a Master of Laws from the University of Queensland, T.C. Bierne School of Law in Australia.

    Award Mouse thought multimedia interface book medal screen monitor


    • The University of Queensland, LL.M., 2015
    • Washington University, J.D., Executive Articles Editor, Washington University Global Studies Law Review, 2015
    • The Ohio State University, B.A., magna cum laude, 2012


    • Ohio, 2015


    • U.S. Ct. of App., Fourth Circuit
    • U.S. Dist. Ct., S. Dist. of Ohio

    Memberships and Affiliations

    • Director of Professional Council, Network of Enlightened Women (NeW)
    • Finance/Marketing Director, Association of Women in the Metal Industries – Columbus Chapter (AWMI)
    • Member, Ohio State Bar Association
    • Member, Ohio Women’s Bar Association, Energy & Environment Subcommittee and Mentoring Program
    • Member, Ohio Chamber of Commerce Energy & Environment Committee
    • Member, Columbus Bar Association
    • Volunteer Attorney, Operation Legal Help Ohio

    {{insights.date}} {{insights.source}} {{insights.type}}
    {{blog.title}} {{blog.source}}

    • Co-author, “Warning: One Month Left Before New Prop 65 Regulations Become Operative on August 30, 2018,” frESH Law Blog, August 3, 2018.
    • Co-author, “China’s Pollution War,” China Business Law Journal, June 10, 2018.
    • Co-author, “Warning: Only 6 Months Left Before New Prop 65 Regulations Become Operative on August 30, 2018,” frESH Law Blog, March 2, 2018.
    • Author, “US EPA’s Superfund Task Force Recommendations May Expedite Cleanup and Reuse Process for Contaminated Sites,” frESH Law Blog, October 17, 2017.
    • Co-author, “Warning: Only One Year Left Before New Prop 65 Regulations Become Operative On August 30, 2018,” frESH Law Blog, August 30, 2017.
    • Author, “D.C. Court Gives US EPA 3 Years to Update National Emission Standards for Hazardous Air Pollutants,” frESH Law Blog, April 14, 2017.
    • Author, “One Year Later: The Clean Power Plan,” frESH Law Blog, October 31, 2016.
    • Co-author, “Deadline for TSCA Chemical Data Reporting Extended to October 31, 2016,” frESH Law Blog, September 29, 2016.
    • Co-author, “US Supreme Court Rules Against the Corps and in Favor of Landowners With Respect to the Reviewability of Jurisdictional Determinations, Reserving for Another Day the Full Scope of Finality under the Administrative Procedure Act,” frESH Law Blog, June 1, 2016.
    • Author, “Mediation in the Coal-Seam Gas Industry: Improvements Made for Local Stakeholders to Grant a Social Licence,” Australasian Dispute Resolution Journal, Vol. 27:2 (2016).
    • Co-author, “A Short History of Clean Power Plan Litigation as of March 2016,” frESH Law Blog, March 30, 2016.
    • Co-author, “How Challengers Obtained the Stay that Put US EPA’s Clean Carbon Plan on Hold,” frESH Law Blog, February 10, 2016.
    • Author, “US EPA’s Clean Carbon Plan Finally Published, Challengers Immediately File Suit and Motions for a Stay,” frESH Law Blog, October 23, 2015.
    • Co-author, “US EPA Finalizes Revisions to Ozone National Ambient Air Quality Standard,” frESH Law Blog, October 2, 2015.
    • Author,Made in America: Why the Shale Revolution in America is Not Replicable in China,” Washington University Global Studies Law Review, Vol. 14:1 (2015).

    Award Mouse thought multimedia interface book medal screen monitor