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With more than four decades of public and private sector experience, Bob provides insightful guidance on tariff, transportation and mining issues, particularly to international clients.

Bob helps clients advance their public policy and regulatory interests in the areas of health and safety, energy, environmental and economic development. He represents foreign sovereigns in energy development projects, both domestically and overseas, frequently in matters before the Mine Safety and Health Administration (MSHA). He also focuses on tariff issues, often dealing with the Departments of Transportation and Commerce. Most recently, Bob led a team from Husch Blackwell that successfully hosted a joint delegation from Nigeria that met with U.S. officials to increase trade and investment opportunities. In 2019, Bob was appointed by Alex Azar, the U.S. Secretary of the Department of Health and Human Services, to serve on the Mine Safety and Health Research Advisory Committee (MSHRAC). 

Before entering private practice, Bob served as a corporate officer for the Detroit Edison Co. and led the company in regulatory and legislative matters before Congress, the executive branch and administrative agencies. He also served in the White House as Executive Secretary of the Presidential Clemency Board under President Gerald Ford and as Special Assistant to the Secretary at the U.S. Department of Housing and Urban Development. Additionally, Bob served on the transition teams of Presidents Ronald Reagan, George W. Bush and Donald Trump.

After his White House tenure, Bob served as Director of the State of Michigan’s Washington office, Special Assistant to Gov. William G. Milligan and a member of the governor’s subcabinet responsible for advocating on behalf of the State of Michigan before Congress, the executive branch and the administrative agencies.




  • Capital Pro Bono Honor Roll, 2014 and 2018
  • Marquis Who’s Who
  • Who’s Who in American Law


  • J.D., Fordham University School of Law
  • B.B.A.,


  • District of Columbia
  • New York
  • U.S. Court of Federal Claims


  • German, Fluent
Outside the Office

Bob says he is a “nerd” when it comes to researching postal history related to the transport of intercontinental mail via zeppelins.

In an article accepted for publication in the Airpost Journal, Bob writes about an envelope, recently discovered, that was intended to fly from Germany to the United States on the ill-fated Hindenburg zeppelin, which crashed at Lakehurst, New Jersey, on May 6, 1937.

Bob also serves as the pro bono legal counsel to the American Air Mail Society, a nonprofit 501(c)3 educational organization organized in 1923 to enable researchers and collectors to obtain information about the history and development of airmail delivery services around the world.

Community Leadership

Bob is founding chairman and a current member of the Republican National Lawyers Association (RNLA).

Its mission is to advance professionalism; open, fair and honest elections; career opportunity; and Republican ideals. The organization has renamed its Chairman’s Award to the Robert J. Horn Chairman’s Award, given annually for dedication to the RNLA, and established the Bob Horn Fund for Law Students to encourage law students to be more active in the organization.

Bob also served on the U.S. Holocaust Memorial Council under Presidents Reagan, George H. W. Bush and Clinton. As a member of the U.S. Holocaust Memorial Museum Executive Committee, he was responsible for drafting the organizational documents required to create the museum.

Bob’s additional civic leadership includes:

  • Border Patrol Foundation, Board Member and General Counsel
  • The Friends of the Law Library of Congress, Board of Governors
  • American Air Mail Society, Pro Bono Counsel to the Board
  • National Council on Crime and Delinquency, Former Board Member and Washington, DC, Counsel
  • Washington Representatives of the Governors, Chairman
  • Michigan Energy and Resources Association, Board Member
  • Republican National Convention, Counsel and/or Parliamentarian, 1980-2012. Helped organize and manage program for foreign dignitaries attending 2016 convention
Foreign Sovereigns

Bob works with foreign governments looking to increase trade and investment opportunities in the United States. He recently led a team from Husch Blackwell that successfully hosted a joint delegation headed by the president of the Nigerian Senate. They met with officials from the U.S. Chamber of Commerce, Council on Foreign Relations, U.S. Institute of Peace and members of Congress with the goal of diversifying imports and exports between the two countries.

Bob frequently provides updates from a public policy perspective on mining law and energy policies. He has spoken worldwide on behalf of the U.S. Agency for International Development (USAID) and Konrad Adenauer Foundation on energy policy, trade and politics.