LIGHTSOLVER, LTD (ON BEHALF OF GROISMAN, LLC

Lobbying Spend

—

Filings

Firms Hired

Active Period

2025–2026

Lobbying Spend by Year

Client-reported lobbying expenses on LDA filings

Year	Lobbying Spend	Filings	Firms
2026	—	3	1
2025	—	2	1

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

Firm Name	Reported Spend	Filings
EJK, LLC	—	5

Government entities explicitly identified as targets in LDA filings

Government Body	Filings
SENATE	3
Defense Advanced Research Projects Agency (DARPA)	2
Defense, Dept of (DOD)	2
Energy, Dept of	2
HOUSE OF REPRESENTATIVES	2
Homeland Security, Dept of (DHS)	1

Most frequently reported lobbying issues

LIGHTSOLVER, LTD (ON BEHALF OF GROISMAN, LLC — Lobbying Disclosure | Poliscope