Clients

1) Alliance Theatre

2) AT&T

3) Atlanta Community Food Bank

4) Atlanta Speech School

5) CareSource Mission

6) Centerstone of Tennessee

7) City of Peachtree Corners

8) Common Sense Leadership Fund

9) Council of Probate Judges of Georgia

10) DialCare, LLC

11) Georgia GOAL Scholarship Program, Inc.

12) Georgia HEART Hospital Program, LLC

13) Georgia Power Company

14) Middleton Public Affairs, LLC

15) Okefenokee Swamp Park, Inc

16) Piedmont Healthcare, Inc.

17) Scientific Games, LLC

18) SidePrize LLC d/b/a PrizePicks

19) State Bar of Georgia

20) Stride, Inc.

21) Teaching Strategies LLC

22) Trilith Studios

23) Yancey Bros. Co.

Number of Years as a Lobbyist

20+ years

Relationships

Co-Chair of the Judicial Nominating Commission
Serves on Executive Committee of Georgia Chamber
Transition Co-Chair for Governor Brian Kemp in 2018

Biography

Mark Middleton, a 1991 Graduate of the University of Georgia's School of Law, has focused his practice on governmental relations, agency procurement, legislative drafting, and regulatory law. He is a partner with Middleton Public Affairs, LLC ("MPA"), and the respected statewide law firm of Gilbert, Harrell, Sumerford & Martin, LLC.

As a former Hearing Officer at the Georgia Public Service Commission, and as the Georgia Department of Education Chief of Staff, Mark brings a broad range of experiences for the benefit of his clients.

Mark has also been politically active, primarily providing legal advice and policy direction to various campaigns and initiatives, including the successful campaign that created the City of Peachtree Corners. In the 2018 election cycle, Mark served as the Senior Policy Advisor and Transition Co-Chair to Republican Governor Brian P. Kemp.

He currently serves as the Co-Chair of the Judicial Nominating Commission.

Last Updated: May 12, 2025