Walter Lohmann is a retired partner, formerly head of and currently of counsel to the Firm's Environmental Transactional Practice Group. The Group’s practice focuses on managing environmental compliance and liability issues as they arise in the context of corporate and real estate transactions, both in the U.S. and around the world including conducting or coordinating environmental due diligence assessments, retaining and supervising technical experts, counseling clients on deal-related liability and risk allocation issues, drafting and negotiating contract language and pursuing post-closing resolution of issues identified in the course of due diligence. The practice extends to managing environmental due diligence and disclosure issues in the context of financial statement preparation and public securities filings, negotiating environmental insurance transactions and managing environmental liabilities in the context of corporate insolvencies. During Walt’s leadership the Group expanded to become the largest such group in the world.

Walt was recognized in Chambers USA, America's Leading Lawyers for Business every year from 2004 to 2017 and was recognized in 2012 as "the best transactional environmental lawyer out there." He was listed as a "leading lawyer" in the 2011-2016 editions of The Legal 500, U.S. Walt was distinguished as one of The Best Lawyers in America for 2013–2019 in the field of Environmental Law. Walt was also ranked as an Environmental MVP by Law360 in 2011.

Walt is proud to have served as co-chair of Kirkland's Firmwide Diversity and Inclusion Committee for nine years. In his of counsel capacity, he continues to support Kirkland’s diversity and inclusion efforts, and those of the Leadership Council on Legal Diversity for whom he serves as a Special Projects Coordinator.


Memberships & Affiliations

Member, Firmwide Diversity Committee

Member, Firmwide LGBT Subcommittee

Member, Gender Subcommittee

Member, Racial/Ethnic Minority Subcommittee


Admissions & Qualifications

  • 1988District of Columbia


  • The George Washington University Law SchoolJ.D.1983
  • Cornell UniversityA.B.1980