SIGMA DEFENSE SYSTEMS LLC

Lobbying Spend

—

Filings

Firms Hired

Active Period

2022–2026

Lobbying Spend by Year

Client-reported lobbying expenses on LDA filings

Year	Lobbying Spend	Filings	Firms
2026	—	3	1
2025	—	4	1
2024	—	4	1
2023	—	4	1
2022	—	6	1

Lobbying firms retained by this client; amounts are client-reported expenses when available

Firm Name	Reported Spend	Filings
CORNERSTONE GOVERNMENT AFFAIRS, INC.	—	21

Government entities explicitly identified as targets in LDA filings

Government Body	Filings
HOUSE OF REPRESENTATIVES	18
SENATE	18

Most frequently reported lobbying issues

Issue Code	Description	Reports
Defense	Defense	20
Budget/Appropriations	Budget/Appropriations	18

SIGMA DEFENSE SYSTEMS LLC — Lobbying Disclosure | Poliscope