Clients

1) AAA - The Auto Club Group

2) Ajax Building Company

3) Alliance Theatre

4) Amazon Web Services

5) AT&T of Georgia

6) Atlanta Community Food Bank

7) Atlanta Speech School

8) CareSource Mission

9) Centegix

10) Centerstone of Tennessee

11) City of Peachtree Corners

12) Council of Probate Judges of Georgia

13) Data Recognition Corporation

14) DialCare, LLC

15) Discovery Education

16) Georgia GOAL Scholarship Program, Inc.

17) Georgia HEART Hospital Program, LLC

18) Georgia Power Company

19) Global Medical Response

20) Junior Achievement of Georgia

21) Middleton Public Affairs

22) National Waste & Recycling Association

23) Niskanen Center, Inc.

24) Okefenokee Swamp Park, Inc

25) Piedmont Healthcare, Inc.

26) Primecare

27) Regional Business Coalition of Metropolitan Atlanta

28) Samsara

29) Scientific Games, LLC

30) SidePrize LLC d/b/a PrizePicks

31) State Bar of Georgia

32) Stride, Inc.

33) Teach For America Metro Atlanta

34) Teaching Strategies LLC

35) Tourism Leadership Council

36) Trilith Studios

37) 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: February 19, 2026