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Marisa Del Turco focuses her practice on environmental and energy litigation and regulatory compliance. She represents businesses in the traditional and renewable energy sectors, along with companies across the manufacturing, infrastructure, and industrial development industries that encounter environmental and natural resource challenges, such as regulatory compliance, environmental liability, litigation, enforcement actions, permitting, and environmental due diligence. Her work includes counseling industrial and manufacturing clients on environmental matters in both federal and state courts and representing them before government agencies, including the U.S. Environmental Protection Agency.

Marisa handles matters involving federal environmental laws and rulemakings including the Administrative Procedure Act, Clean Air Act, Clean Water Act, Comprehensive Environmental Response, Compensation, and Liability Act, and Endangered Species Act. She serves on trial teams representing companies in mass joinder actions and has experience with class action-related matters, including analyzing certification prerequisites and litigation strategy. Additionally, she conducts environmental due diligence and contract analyses for corporate transactions and advises clients on compliance obligations arising from complex regulatory frameworks.

Marisa has experience in both civil law and common law systems, providing a valuable perspective for navigating codified regulatory frameworks and supporting cross-border environmental and energy matters for global clients.

Concentrations

  • Environmental litigation and defense under the Clean Air Act, Administrative Procedure Act, and state contamination laws
  • Defense of multi-jurisdictional mass tort and complex environmental contamination claims
  • Trial preparation and advocacy, including dispositive motions, motions in limine, and expert witness coordination
  • Environmental regulatory compliance, permitting, and rulemaking matters
  • Environmental enforcement defense and response to agency investigations
  • Environmental risk assessment and mitigation in business transactions

Capacidades

Experiencia

  • Defended against groundwater contamination and vapor intrusion claims tied to a historic valve manufacturing site for a major company, including drafting and arguing a series of exceptions (12(b)(6) equivalent) and securing a ruling on a directed verdict and motion in limine excluding an expert geologist’s testimony.°
  • Served as a primary member of the counsel team defending against an unprecedented preliminary injunction and “imminent and substantial endangerment” enforcement action under Section 303 of the Clean Air Act by the Environmental Protection Agency on claims arising from a chemical plant acquisition.°
  • Took a lead role in a three-week trial involving claims of worker injuries allegedly caused by exposure to toxic substances leaking from barrels stored in their workplace basement for a major corporation.°

°The above representations were handled by Ms. Del Turco prior to her joining Greenberg Traurig, LLP.

  • Judicial Extern, Hon. Chief Judge Shelly D. Dick, U.S. District Court for the Middle District of Louisiana, 2020

Reconocimientos y Liderazgo

  • Member, Institute for Energy Law (IEL)
    • 8th Leadership Class, 2025-2026
  • Member, Colorado Bar Association
    • Member, Environmental Law Section
    • Member, Natural Resources & Energy Law Section
  • Member, Louisiana State Bar Association
  • Member, American Bar Association
  • Member, The Foundation for Natural Resources and Energy Law (FNREL)
  • Member, Western Energy Alliance

Credenciales

Educación
  • J.D., magna cum laude, Louisiana State University, Paul M. Hebert Law Center
    • Graduate Diploma in Comparative Law (D.C.L.), magna cum laude
    • Graduate Certificate in Energy Law and Policy, magna cum laude
    • Senior Articles Editor, Journal of Energy Law and Resources
  • B.A., University of Nevada, Reno
Con licencia para ejercer en
  • U.S. District Court for the Eastern District of Louisiana
  • U.S. District Court for the Middle District of Louisiana
  • U.S. District Court for the Western District of Louisiana
  • U.S. Court of Appeals for the Fifth Circuit
  • Colorado
  • Louisiana
  • U.S. District Court for the District of Colorado

Related Capabilities

Ambiental Energía y Recursos Naturales Federal Regulatory & Administrative Law Environmental & Toxic Tort Litigation Complex Torts Energy Litigation Water Law Renewable Energy Carbon Capture & Sequestration