Katherine M. Plachta


Katherine M. Plachta


Katie Plachta assists clients with compliance and transactional matters as a member of Foley & Lardner’s Environmental Practice Group. She has experience working on permitting issues, endangered species issues, Superfund sites, solar project transactions, and business transactions.

Prior to joining Foley, Katie worked as a law clerk at the Wisconsin Department of Justice’s Environmental Protection Unit and Midwest Environmental Advocates. She also served as a law fellow for the UW System’s Office of General Counsel where she prepared memoranda on constitutional issues in higher education and employment matters.

26 March 2024 Deals and Wins

Foley Advises Silicon Valley Bank on Renewable Energy Investment

Foley & Lardner LLP served as legal advisor to Silicon Valley Bank in its capacity as Administrative Agent, Collateral Agent, Sole Bookrunner, Coordinating Lead Arranger, and lender with respect to the financing for the Eldorado Project.
27 February 2024 Legal News: Environmental

EPA Seeks to Regulate Nine PFAS as Hazardous Constituents

On February 8, 2024, the U.S. Environmental Protection Agency published two proposed rules in the Federal Register that, if adopted, would list nine per- and polyfluoroalkyl substances as “hazardous constituents” under the Resource Conservation and Recovery Act and expand the agency’s ability to address these PFAS in RCRA corrective actions.
14 November 2023 Article

EPA Seeks Comment on Its Sweeping Proposal to Ban Manufacture and Commercial and Industrial Use of Trichloroethylene (TCE)

On October 31, 2023, the EPA published a proposed rule in the Federal Register pursuant to its authority under the Toxic Substances Control Act that would effectively ban trichloroethylene for all commercial and industrial uses.
21 September 2023 Deals and Wins

Foley Advises Knowles Corporation in Acquisition of Cornell Dubilier

Foley & Lardner LLP served as legal adviser to Knowles Corporation, a leading global supplier of high performance components and solutions, including ceramic capacitors and radio frequency filters, advanced medtech microphones, balanced armature speakers, and audio solutions, in entering a definitive agreement to acquire Cornell Dubilier.