David A. Shorr

David Shorr serves as partner in charge of Lathrop GPM's Jefferson City and Columbia, Mo. offices. He is a past director of the Missouri Department of Natural Resources, the State of Missouri’s environmental protection, state parks, and natural resources agency. He served on the cabinet of Missouri’s late Governor Mel Carnahan as well as Missouri Director of Environmental Quality for former Attorney General John Ashcroft when he was the governor of Missouri.

Currently, David represents clients in regulatory matters in the environmental, energy, and utilities arenas and handles complex cases involving the scope of legal authority and government public policy. He is a noted authority on water, including ecological impacts of the Missouri River basin, wastewater, air and solid, hazardous and infectious waste issues, the National Environmental Policy Act (NEPA), the Clean Water Act, the Clean Air Act, the Resource Conservation and Recovery Act and the Endangered Species Act. He is noted for his regulatory prowess particularly in matters pertaining to water, renewable energy and conservation. He frequently represents clients, often from the infrastructure and manufacturing industries, in obtaining water and air permits and other compliance matters.

David is an appointed stakeholder representing Waterway Industries on the Missouri River Recovery Implementation Committee (MRRIC), a committee established by Congress to address environmental and endangered species issues on the Missouri River. He has worked on issues relating to the Missouri and Mississippi Rivers for over two decades. 

He is a registered Missouri lobbyist and assists clients with legislative strategies.

Before his tenure with the Department of Natural Resources, David served as assistant general counsel for the Northeast Ohio Regional Sewer District which is the wastewater treatment agency for the greater Cleveland, Ohio region. He provided representation in all areas of the law, including environmental, labor, real estate, public law, administrative and collection matters. He also has experience as an environmental consultant with engineer firms, where he designed regional water and wastewater programs for municipal corporations and environmental strategies for developing subdivisions.


  • Presenter, "What is the Role of Science in the New Administration?" Midwest Environmental Compliance Conference, October 26, 2021
  • Presenter, Beyond the Great Hiatus, Regulatory Environmental Group for Missouri, 14th Annual Missouri Water Seminar, September 4, 2019
  • Presenter, Commercial Sand Dredging on the Missouri River, Missouri River Relief, Big Muddy Speaker Series, May 13, 2019
  • Panelist, The Year in Review and What's on the Horizon?, Midwest Environmental Compliance Conference, April 24, 2019
  • Moderator, Environmental Issues Facing Municipalities, Midwest Environmental Compliance Conference, April 23, 2019
  • Speaker, The Shaping of Environmental Policy, Advancing Renewables in the Midwest Conference, April 3, 2019
  • Keynote Speaker, Life Following the Great Hiatus, Missouri Chamber's Energy & Environmental Conference, Columbia, MO, August 2018
  • Moderator, Government/Higher Education Panel of Experts, 2018 Midwest Environmental Compliance Conference, Kansas City, MO, April 2018
  • Presenter, REGFORM 2017 Missouri Water Seminar, Columbia, MO, September 2017
  • Moderator, A Discussion in Transition – What to Expect from the Trump Administration and US EPA Administrator Scott Pruitt, 2017 Midwest Environmental Compliance Conference, Overland Park, KS, May 2017
  • Co-Presenter, Political Transitions at MDNR and U.S. EPA and What to Expect, REGFORM 10th Annual 2017 Missouri Air Compliance Seminar, Columbia, MO, March 2017
  • Speaker, Environmental Trends, Missouri Municipal Attorneys Association, Lake of the Ozarks, MO, July 2014
  • Speaker, Understanding Missouri Storm Water Permit Requirements for Land Disturbance Activities, Missouri Storm Water Permits and Pollution Prevention Plans seminar, Clayton, MO, May 19, 2011
  • Faculty, The Interplay of the Ecology and the Economy of the Missouri River/Mississippi River System, Impact of Water Adjudication Along America’s Longest River Annual Conference, St. Louis, November 2010
  • Speaker, Wetlands - Identification of Jurisdictional Wetlands, 16th Annual Environmental Conference at the Lake, July 31 – Aug. 1, 2008


  • Author, Missouri Environmental Law, 2007 Cumulative Supplement, Chapter 1, Introduction, published by The Missouri Bar
  • Author, Achieving Positive Results for Everyone, Understanding the Laws Behind Environmental Issues, Aspatore Books, 2006

News Releases

Professional Affiliations

  • American Bar Association
  • The Missouri Bar
  • Ohio Bar Association

Community Involvement

  • Boone County Fire Protection District, Board of Directors, 2016 – Present
  • Boone County Regional Sewer District, Vice Chair, 2004 – Present
  • Citizens to Protect the Missouri River, Treasurer
  • Columbia Chamber of Commerce, Executive Committee, 2004-2005; Board of Directors, 2004 – Present
  • Jefferson City Area Chamber of Commerce
  • Missouri Chamber of Commerce and Industry, Environmental Policy Council
  • Regional Economic Development Inc. (REDI), Board of Directors, 2014 – Present
  • Louis Regional Commerce and Growth Association
  • University of Missouri Flagship Council, Founding Member; Board of Directors, Past Vice Chair; PAC, Chair


  • American College of Environmental Lawyers, fellow
  • Selected among The Best Lawyers in America®, 2003-2022
  • Chambers USA: America’s Leading Lawyers for Business, Missouri Environmental, 2007 - 2022
  • Selected as Missouri/Kansas Super Lawyers, 2007-2020
  • Selected for Best Attorneys Network Directory, 2005
  • Communicator of the Year, Missouri Public Relations Society
Photo of David A. Shorr
F: 573.893.5398


Kimberley Bruns


Court Memberships

  • Missouri
  • Ohio
  • U.S. District Court for the Western District of Missouri
  • U.S. District Court for the Northern District of Ohio


Cleveland-Marshall College of Law, Cleveland State University, J.D., 1983

Cleveland State University, M.S., Urban Studies and Planning, 1979

Kent State University, B.S., Conservation/Environmental Sciences, 1977