601-720-9862
200 North Congress Street, Suite 401, Jackson, MS, 39201, 
Subjects: All Subjects
Links:Website
Leads federal and state advocacy efforts for clients from the firm's Jackson office
Former chief of federal affairs and strategic priorities at the Mississippi Development Authority
2) C Spire
3) Canopy Children's Solutions
4) Ceres, Inc.
5) Cornerstone Government Affairs
7) DeSoto County Regional Utility Authority
8) Empower MS
10) Foundation for Mississippi History
11) Great City Mississippi Foundation
12) Horn Lake Creek Basin Interceptor Sewer District
15) Mississippi Association of Health Plans
16) Mississippi Business Alliance
17) Mississippi Destination Marketing Organization Association
18) Mississippi Early Learning Alliance
19) Mississippi Farm Bureau Casualty Insurance Company
20) Mississippi Farm Bureau Federation
21) Mississippi Railroad Association
23) Relativity Space
24) Remitly
26) Techtronic Industries North America, Inc. dba Milwaukee Tool
Manning joined Cornerstone in May of 2023 following his time at Watkins & Eager PLLC, where he served as a Government Affairs Advisor. Based in Jackson, Manning supports clients at the state and federal level, specifically with infrastructure, community development, public safety, workforce development, Corps of Engineers and other issues areas.
In his previous role, he helped secure state appropriations for projects and pursued federal earmark requests, successfully advocating for tens of millions of dollars for clients. Additionally, he worked on a variety of issues including tax policy, business regulations, and federal and state regulatory approval for complex, large scale projects.
Prior to this, Manning held different roles with the Mississippi Development Authority (MDA), his last one being the Chief of Federal Affairs and Strategic Priorities, where he worked directly with the governor and his staff to support economic development. Manning was a member of the executive committee of the state's lead economic and community development agency advancing the state's priorities on a variety of federal issues including aerospace, military spending and base/mission realignment, infrastructure and defense sector recruitment.
While at the MDA he also directed the activities of six division directors with a wide variety of responsibilities from strategic policy development, community development and federal regulatory compliance, in addition to coordinating the inter-governmental affairs of the agency, including working closely with the Office of the Governor, statewide elected officials, other state executive agencies, the state legislature and the federal Congressional delegation.
Manning holds a bachelor's degree from the University of Mississippi.
601-292-7253
200 North Congress Street, Suite 201, Jackson, MS, 39201, 
Subjects: All Subjects
Links:Website, LinkedIn
Possesses extensive knowledge of the Mississippi legislative process
Provides trusted guidance on fiscal policy to legislative leadership and statewide elected officials
Understands the challenges that state agencies face and offers solutions that align strategically with other statewide efforts
2) Canopy Children's Solutions
3) Ceres, Inc.
4) Cornerstone Government Affairs
6) DeSoto County Regional Utility Authority
7) Empower MS
8) Foundation for Mississippi History
9) Great City Mississippi Foundation
10) Horn Lake Creek Basin Interceptor Sewer District
11) Jackson County Board of Supervisors
15) Mississippi Association of Health Plans
16) Mississippi Business Alliance
17) Mississippi Destination Marketing Organization Association
18) Mississippi Farm Bureau Casualty Insurance Company
19) Mississippi Farm Bureau Federation
20) Mississippi Railroad Association
21) Mississippi State University
23) Relativity Space
24) Remitly
Drew Maddox joined the Cornerstone Mississippi team in February 2020 as a vice president with more than 10 years of experience in finance and education policy. Previously, Drew served as the chief financial officer of the Mississippi Department of Revenue, where he oversaw all administrative divisions of the department, including accounting, communications, processing, information technologies and logistics. As CFO, Drew also worked closely with state legislators and statewide elected officials to guide tax policy decisions, liquor laws, and revenue-generating activities.
Prior to his time at the Department of Revenue, Drew also worked as director of state engagement at EdBuild, where he used his knowledge of political and governmental structures to strategically place educational reform proposals in the best positions for success in state legislatures across the country. Drew has also worked at the Mississippi Legislative Budget Office as the Senate budget officer, where he worked closely with leadership to craft and pass balanced budgets.
Drew received his Bachelor of Arts in English literature and his Bachelor of Business Administration degrees from Millsaps College in Jackson, Mississippi. Drew enjoys spending time with his wife and two children (Sam and Bee), baseball, and gardening.
601 13th Street, NW, 11th Floor South, Washington, DC, 20005, 
1) AAR GOVERNMENT SERVICES, INC.
3) AEGILYS
4) AIRBASE INTELLIGENCE INC. (FKA SPECTRA)
7) APPLIED AEROSPACE & DEFENSE, INC.
10) COMBINED ARMS
12) CONVERGENT SOLUTIONS LLC D/B/A EXIGER GOVERNMENT SOLUTIONS
13) DATABRICKS, INC.
15) ECS
16) ENSCO
17) EOS DEFENSE SYSTEMS USA, INC.
18) EUTELSAT NETWORK SOLUTIONS (F/K/A EACOWT)
23) IMPULSE SPACE
24) INVERIS TRAINING SOLUTIONS
26) NEW AMERICAN INDUSTRIAL ALLIANCE
29) ORBIT FAB
30) QUALTRICS LLC
32) RELATIVITY SPACE
33) SABEL SYSTEMS TECHNOLOGY SOLUTIONS LLC
34) SEMPRE, INC.
35) STEPHEN SILLER TUNNEL TO TOWERS FOUNDATION
36) STRIDER TECHNOLOGIES, INC.
37) SUSTAINMENT
38) THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
40) TYR TACTICAL
41) U.S. MANUFACTURING INNOVATION COUNCIL
42) UIPATH
200 Massachusetts Avenue, Suite 510, Washington, DC, 20001, 
601 13th Street, NW, 11th Floor South, Washington, DC, 20005, 
1) AAR GOVERNMENT SERVICES, INC.
2) ADVANCING MENTAL HEALTH FOR MILITARY FAMILIES, LLC
5) APPLIED AEROSPACE & DEFENSE, INC.
7) BIOTECHNOLOGY INNOVATION ORGANIZATION
11) CONVERGENT SOLUTIONS LLC D/B/A EXIGER GOVERNMENT SOLUTIONS
12) DAY & ZIMMERMANN GROUP, INC.
14) ECS
15) EOS DEFENSE SYSTEMS USA, INC.
16) EUTELSAT NETWORK SOLUTIONS (F/K/A EACOWT)
18) FUSE ENERGY TECHNOLOGIES CORP.
20) GLENCORE, LTD
21) HUNTINGTON INGALLS INDUSTRIES, INC. (FKA HUNTINGTON INGALLS INCORPORATED)
22) IMPULSE SPACE
25) NEW AMERICAN INDUSTRIAL ALLIANCE
26) NOBLE
29) ORBIT FAB
30) OVERSEAS SHIPHOLDING GROUP, INC.
32) QUALTRICS LLC
34) RELATIVITY SPACE
36) SABEL SYSTEMS TECHNOLOGY SOLUTIONS LLC
37) STRIDER TECHNOLOGIES, INC.
38) SUSTAINMENT
39) TEXTRON, INC.
41) TYR TACTICAL
42) UIPATH
43) VOYAGER TECHNOLOGIES, INC. (FKA VOYAGER SPACE HOLDINGS, INC.)
44) WORLDQUANT, LLC
202-997-2400
507 Webb Street, Oxford, MS, 38655, 
1100 G ST NW, Ste 620, Washington, DC, 20005, 
200 Massachusetts Avenue, Suite 510, Washington, DC, 20001, 
1100 G ST NW, Ste 620, Washington, DC, 20005, 
601 13th Street, NW, 11th Floor South, Washington, DC, 20005, 
1) AAR GOVERNMENT SERVICES, INC.
2) AMERICAN BEVERAGE ASSOCIATION
3) ANCORA
4) BECTON, DICKINSON AND COMPANY
6) CIRCLE
11) EUTELSAT NETWORK SOLUTIONS (F/K/A EACOWT)
14) HONEYWELL INTERNATIONAL, INC.
15) HRP GROUP, LLC
16) IM TELECOM, LLC
17) LEVINSON FAMILY
18) MILWAUKEE TOOL
19) NATIONAL RURAL ELECTRIC COOPERATIVE ASSOCIATION
22) RELATIVITY SPACE
24) SIDLEY AUSTIN LLP ON BEHALF OF HEWLETT PACKARD ENTERPRISE
25) SKADDEN, ARPS, SLATE, MEAGHER & FLOM LLP ON BEHALF OF CANPACK GROUP, INC.
27) SUSTAINMENT
28) THE CHILDREN'S HOSPITAL OF PHILADELPHIA
29) THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
31) VOYAGER TECHNOLOGIES, INC. (FKA VOYAGER SPACE HOLDINGS, INC.)
601 13th Street, NW, 11th Floor South, Washington, DC, 20005, 
2) AAR GOVERNMENT SERVICES, INC.
3) ADVANCING MENTAL HEALTH FOR MILITARY FAMILIES, LLC
5) AEGILYS
6) AIRBASE INTELLIGENCE INC. (FKA SPECTRA)
7) ANCERA
8) ARMIS
9) BENTLEY SYSTEMS, INCORPORATED
10) BLACKROCK FUND SERVICES GROUP, LLC
11) BLINKLY, INC.
12) BRIGHTLINE HOLDINGS LLC (FORMERLY VIRGIN TRAINS USA)
13) CENTRAL OHIO TRANSIT AUTHORITY
14) CHILDREN'S HOSPITAL AND HEALTH SYSTEM, INC.
18) CJ AMERICA, INC.
19) COACH USA
22) ENSCO
23) ENSTRUCTURE, LLC
24) FORS MARSH GROUP
25) GLOBALSTAR
26) GREATER ORLANDO AVIATION AUTHORITY
28) HNTB CORPORATION
29) HRP GROUP, LLC
30) IAG CAPITAL MANAGEMENT, LLC
31) ICF CONSULTING GROUP, INC.
32) KARSUN SOLUTIONS
33) KING'S DAUGHTERS MEDICAL CENTER
34) MAJOR CITIES CHIEFS ASSOCIATION
35) METHODIST CHILDREN'S HOME SOCIETY FAMILY OF SERVICES
36) MISSISSIPPI HOSPITAL ASSOCIATION
37) NATIONAL SCHOOL BOARDS ASSOCIATION
41) OREGON INLET FISHING CENTER
44) RELATIVITY SPACE
46) RXO
47) SELECT MEDICAL CORPORATION
48) SH 130 CONCESSION COMPANY, LLC
49) STAN PATE
50) THE METROPOLITAN GOVERNMENT OF NASHVILLE AND DAVIDSON COUNTY
51) THE REGENTS OF THE UNIVERSITY OF MICHIGAN
52) TRUST FOR THE NATIONAL MALL
53) U.S. HIGH SPEED RAIL ASSOCIATION
54) U.S. MANUFACTURING INNOVATION COUNCIL
55) UNDIAGNOSED DISEASE NETWORK FOUNDATION
56) UNIVERSITY OF WISCONSIN-MADISON
57) UNIVERSITY OF WISCONSIN-MILWAUKEE
58) UPCODES
59) UTAH CITY
60) VERSITI
61) WATER UTILITY CITY OF WAUKESHA
62) WE ENERGIES
601 13th Street, NW, 11th Floor South, Washington, DC, 20005, 
1) AAR GOVERNMENT SERVICES, INC.
2) ADVANCING MENTAL HEALTH FOR MILITARY FAMILIES, LLC
4) AEGILYS
6) APPLIED AEROSPACE & DEFENSE, INC.
10) CONVERGENT SOLUTIONS LLC D/B/A EXIGER GOVERNMENT SOLUTIONS
11) DATABRICKS, INC.
13) ECS
14) EOS DEFENSE SYSTEMS USA, INC.
15) EUTELSAT NETWORK SOLUTIONS (F/K/A EACOWT)
19) INVERIS TRAINING SOLUTIONS
20) NEW AMERICAN INDUSTRIAL ALLIANCE
22) ORBIT FAB
23) QUALTRICS LLC
25) RELATIVITY SPACE
27) SABEL SYSTEMS TECHNOLOGY SOLUTIONS LLC
28) STEPHEN SILLER TUNNEL TO TOWERS FOUNDATION
29) STRIDER TECHNOLOGIES, INC.
30) SUSTAINMENT
32) TYR TACTICAL
33) UIPATH
34) VOYAGER TECHNOLOGIES, INC. (FKA VOYAGER SPACE HOLDINGS, INC.)
562-751-3565
1100 G ST NW, Ste 620, Washington, DC, 20005, 
1100 G ST NW, Ste 620, Washington, DC, 20005,