Margaret Peloso > Vinson & Elkins LLP > Washington DC, United States > Lawyer Profile

Vinson & Elkins LLP
WASHINGTON, DC 20037-1701
United States
Margaret Peloso photo

Work Department

Environmental & Natural Resources




Margaret’s areas of practice are environmental law and climate change. With respect to climate change, she handles a variety of matters, including advising on climate change risk management, with a particular emphasis on the changing regulatory environment, and climate change adaptation issues. Margaret works on a variety of complex environmental litigation matters, with a particular focus on issues related to expert witnesses and the use of scientific evidence in litigation. She also deals extensively with the notice and comment process on a wide range of federal environmental regulations.

Prior to joining Vinson & Elkins, Margaret completed her Ph.D. in environment at Duke University, where she wrote her doctoral dissertation on legal and policy issues associated with sea-level rise adaptation. Margaret has authored several articles on climate change and environmental law, and presented papers on a variety of climate change topics at academic and industry conferences, as well as before various federal agency groups exploring climate change adaptation.

Lawyer Rankings

United States > Industry focus > Environment: transactional

Drawing on the firm’s vast internal network of experienced lawyers, Vinson & Elkins LLP‘s sizeable environmental and natural resources department acts for a number of clients in relation to the management of environmental risks in large business transactions. The team, whose experience spans an array of environmentally sensitive industries, stands out for its credentials in the permitting space, and is seen with great regularity securing and defending permits for the development of conventional and renewable energy projects and industrial establishments. The practice has a strong base in Texas, with Houston-based Larry Nettles  taking the lead in multifaceted environmental issues in connection with major transactional mandates. He jointly heads up the practice with Ron Tenpas in Washington DC. Sitting in the Houston office, Matthew Dobbins  is seasoned in every major environmental statute, and offers legal support to financial institutions, corporations and private equity clients on a regular basis. Casey Hopkins  is a contact for allocations of liability in M&A deals, while Margaret Peloso  is noted for her climate change risk management experience. Both practitioners are based in DC.

United States > Industry focus > Environment: litigation

Vinson & Elkins LLP is skilled at handling a huge variety of environmental mandates, ranging from regulatory and permitting matters to federal environmental litigation. The team is well-versed in contentious and historical contamination cases across the country, and in litigating EPA’s regulations of national importance. Larry Nettles in Houston jointly heads up the environmental group with Washington DC-based Ronald Tenpas, who stands out for his strong track record in civil and criminal matters related to alleged environmental violations. In the Houston office, George Wilkinson is experienced in litigation before state and federal courts involving a range of environmental issues, including RCRA and CERCLA. Clean Air Act expert Eric Groten is a name to note in Austin for enforcement action defense. Clients engaged in environmental litigation and regulatory matters which involve complex scientific and technical issues regularly seek Margaret Peloso‘s advice. She is based in Washington DC.