Raya Treiser is a partner in the Government, Regulatory & Internal Investigations Practice Group in the Washington, D.C., office of Kirkland & Ellis LLP. With over a decade of public and private sector experience, Raya advises clients on navigating high-stakes oversight, regulatory, permitting and strategic matters. Prior to private practice, Raya served in the Obama White House and the Department of the Interior where she helped shape the policies that govern onshore and offshore energy and infrastructure development.


Thought Leadership


Co-Author, “Biden Administration Announces Major Environmental Justice Enforcement Initiatives,” Pratt’s Energy Law Report, Volume 22, Number 8, September 2022

Co-Author, “New Lease Areas, Record-Breaking $4.37 Billion Lease Sale Showcase Big Bet on the U.S. Offshore Wind Sector. What Comes Next?,” Pratt’s Energy Law Report, Volume 22, Number 7, July–August 2022 

Speaking Engagements

Panelist, “Energy, Climate, ESG, Environmental and Tax Matters in the First 100 Days of the Biden Administration,” Kirkland Webinar, May 11, 2021

Moderator, “California Offshore Wind: The Federal and State Permitting Process,” California Offshore Wind Permitting Webinar, May 2021

Panelist, “Doing Business in the New Energy and Environmental Policy Landscape,” Women's Bar Association of the District of Columbia Webinar, April 26, 2021


Recognized in Lawdragon “500 Leaders in Environmental Law,” 2023

Recognized for Environmental Law, Best Lawyers in America, 2018–2023

Named a Washington, D.C. “Rising Star,” Super Lawyers, 2019–2020

Recognized for Energy Regulatory (Oil & Gas), The Legal 500 U.S.

Memberships & Affiliations

Vice Chair, American Bar Association, Section of Environment, Energy & Resources Public Land and Resources Committees

Leadership Team Member, American Bar Association, Endangered Species & Mining and Mineral Extraction Committees


Admissions & Qualifications

  • District of Columbia
  • New York


  • Georgetown University Law CenterJ.D.cum laude2009
  • Sciences Po & Paris I Panthéon-SorbonneMaster in Global Business Law2008
  • Georgetown University Walsh School of Foreign ServiceB.S.magna cum laude2005