• Defended the U.S. Fish and Wildlife Service's permitting actions under the Endangered Species Act in the U.S. Court of Appeals for the D.C. Circuit.
• Defended the U.S. Department of the Interior against accounting claims arising from alleged tribal trust relationship in the U.S. Court of Appeals for the D.C. Circuit.
• Defended the United States against Fifth Amendment takings claims associated with natural resource management practices in the U.S. Court of Appeals for the Federal Circuit.
• Defended United States against tribal trust claims in the U.S. Court of Appeals for the Federal Circuit.
• Defended the U.S. Environmental Protection Agency in suit alleging violations of the Clean Air Act in the U.S. Court of Appeals for the First Circuit.
• Defended the Federal Aviation Administration's approval and authorization of a transportation infrastructure project against National Environmental Policy Act claims in the U.S. Court of Appeals for the Second Circuit.
• Defended the U.S. Army Corps of Engineers' operation of a flood control project against Marine Mammal Protection Act claims in the U.S. Court of Appeals for the Fifth Circuit.
• Defended the United States' participation in a management decree governing fisheries subject to reserved tribal treaty rights in the Great Lakes in a series of appeals before the U.S. Court of Appeals for the Sixth Circuit. 
• Defended multiple federal agencies' approvals and authorizations for an electric transmission line against Clean Water Act, National Environmental Policy Act and National Wildlife Refuge Act claims before the U.S. Court of Appeals for the Seventh Circuit.
• Defended the U.S. Department of the Interior's rule regulating waste from oil and gas facilities on public lands before the U.S. Court of Appeals for the Eighth Circuit.
• Defended the Council on Environmental Quality in a suit involving a challenge to implementing National Environmental Policy Act regulations before the U.S. Court of Appeals for the Eighth Circuit.
• Defended the Fish and Wildlife Service's species recovery plan issued under the Endangered Species Act from a rulemaking petition before the U.S. Court of Appeals for the Ninth Circuit.
• Defended the U.S. Department of the Interior's approvals and authorizations for mining project against claims under the National Historic Preservation Act and Federal Land Policy and Management Act before the U.S. Court of Appeals for the Ninth Circuit.
• Defended the U.S. Nuclear Regulatory Commission and United States' approvals and authorizations for a nuclear power facility before the U.S. Court of Appeals for the Ninth Circuit.
• Defended Federal Aviation Administration and National Park Service issuing an Air Tour Management for commercial helicopter flights before the U.S. Court of Appeals for the Ninth Circuit.
• Defended the U.S. Forest Service's approval of a forestry management project against claims under the National Environmental Policy Act and National Forest Management Act before the U.S. Court of Appeals for the Ninth Circuit.
• Defended the U.S. Forest Service's approval of livestock grazing against claims under the National Environmental Policy Act and National Forest Management Act before the U.S. Court of Appeals for the Ninth Circuit.
• Defended the U.S. Department of the Interior's approval of oil and gas leases before the U.S. Court of Appeals for the Tenth Circuit.
• Defended favorable trial court ruling concerning hazardous waste permit issued for client's industrial facility before the California Court of Appeal.
• Defended client in lawsuit challenging Habitat Conservation Plan under the Endangered Species Act in U.S. District Court.
• Defended client in mass action suit alleging tort claims arising from client's provision of on-base military housing in U.S. District Court.
• Defended client in mass action suit alleging tort claims related to the operation of an industrial facility in California Superior Court.

Matters may have been handled prior to joining Paul Hastings.

• Speaker, "NEPA in Flux: a New Landscape for Federal Environmental Review," Los Angeles County Bar Association Environmental Fall Symposium (2025)
• Author, "Beyond the Exceptional Events Rule: How the Local Implementation of Air Quality Regulations Affects Wildfire Air Policy," 46 Ecology L.Q. 343 (2019)