Working with clients from a variety of industries, Sheppard represents clients before judicial tribunals in a breadth of environmental matters, including soil and groundwater contamination, hazardous waste, and air quality issues. The team is spearheaded from Los Angeles by business litigation expert Whitney Roy and Jeffrey Parker, who has a demonstrable track record in commercial, products liability, and environmental litigation. In San Francisco, Nicholas Van Aelstyn covers a breadth of environmental litigation, spanning cost recovery actions, regulatory actions, and representation of potentially responsible parties at Superfund sites.
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Key clients

  • ESCO Group LLC
  • Yosemite Slough PRP Group
  • Soco West, Inc.
  • Moog, Inc.
  • Occidental Chemical Corporation

Work highlights

Representing ESCO Group LLC in managing liability and negotiations at the Portland Harbor Superfund site, securing key settlement agreements and active roles in ongoing ADR and remedial action negotiations.
Leading negotiations and coordination for a nine-entity PRP group at the Yosemite Slough Superfund Site, securing advances in cleanup strategy and settlement agreements with other PRPs.
Defended Soco West in a complex groundwater contamination suit by the Orange County Water District, achieving a substantially reduced liability judgment and securing key declaratory relief that clarifies regulatory obligations. Manage all trial, post-trial, and bankruptcy proceedings.
Practice head

Jeffrey Parker; Whitney Roy

Other key lawyers

Nicholas Van Aelstyn