1st Quarter - Report · 2026

Filing UUID: 08de3d99-974b-4266-992a-518c52693243
Type: Q1 — 1st Quarter - Report
Period: first_quarter
Year: 2026
Posted: 2026-04-14 15:34:48
Income (reported): $50,000
Expenses (reported): —
Filing document: Open on lda.senate.gov

Registrant (lobbying firm)

CORNERSTONE GOVERNMENT AFFAIRS, INC.

Government relations and consulting.

Contact: STACEY SCHOLL
Phone: +1 202-370-1015
Address: zip:20024, city:Washington, state:DC, street:800 Maine Ave. SW Floor 7

Client

SIGMA DEFENSE SYSTEMS LLC

Network and satellite communications and engineering

State: GA
Country: US
Effective date: 2022-03-01

Issues lobbied + lobbyists

`BUD` — Budget/Appropriations

Appropriations and policy support for DoD software factory capabilities and advocacy for development of Joint All-Domain Command and Control capabilities.

Lobbyists: WILLIAM SMITH (covered position: Staff Director, House Approps Cmte; Deputy Staff Director, House Approps Cmte; Chief of Staff, Legislative Director, Senior Legislative Assist, House Member Office (Rogers); Staff Assistant, Senate Approps Cmte); WILLIAM PENNINGTON; RICK ZAMPELLI

Government entities lobbied: HOUSE OF REPRESENTATIVES; SENATE

`DEF` — Defense