Exciting News!

As of April 1, 2023, Nexsen Pruet will merge with
Maynard Cooper & Gale. 

Together we are 

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We look forward to serving our clients from 23 offices and with 550 attorneys coast-to-coast.


Mark Harmon is a Governmental Affairs Advisor based in Columbia, South Carolina and a member of the firm's South Carolina Public Policy & Governmental Affairs team.

Prior to joining the firm, Mark was the Executive Director of the South Carolina Petroleum Council where he lobbied both the legislative and executive branches of state government on behalf of the oil and natural gas industry, as well as additional advocacy at the federal level. There he also led grassroots, grasstops, and media campaigns in-state on issues critical to industry while interfacing with member companies to best determine their needs and priorities and how to achieve their goals in South Carolina. 

Mark previously worked as Vice Present of Government Affairs and Public Policy for the South Carolina Chamber of Commerce, where he developed policy initiatives and strategies to effectively lobby on behalf of the statewide business community, with a successful track record on issues pertaining to workforce development, tax, and energy. In addition, Mark has served as the Executive Director of the South Carolina Senate Republican Caucus and Majority Research Director of the Senate of South Carolina.

Before working in government affairs and politics, Mark was an Applications and Process Engineer and obtained his engineering degree from Clemson University.

Community & Professional

  • Advisory Committee, SCDHEC SUPERB 
  • Business and Industry Representative, South Carolina Emergency Management Division Emergency Support Function 24, 2015-2018; Energy, 2018-2020
  •  VP of Public Relations, Toastmasters International – 7 AM Club of Columbia, 2015-2017
  • Member, Keep the Midlands Beautiful – Board of Directors, 2013-2019
  • Sertoma Club, 2013-2018
  • Board of Directors, The Free Medical Clinic of Columbia, 2013-2017





  • The South Carolina legislature is back in session, and we needed a primer on key issues expected to be taken up. Nexsen Pruet Governmental Affairs Advisor Mark Harmon stepped in to brief us on key economic development issues, like Abandoned Buildings Tax Credit extensions, the state's Unemployment Fund, broadband accessibility, liability protections, and more. (And yes, this was filmed in advance, so these issues may have seen action since we recorded.) Listen and learn with us!

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