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LEIDOS, INC.

36 federal lobbying filings, 2023 to 2026.

LEIDOS, INC. is a client on 36 federal lobbying filings, 2023 to 2026, reporting $1.4M across them. American defense, aviation, information technology, and biomedical research company. Based in District of Columbia.

An LDA filing reports one registrant’s income from one client for everything they worked that quarter, so a total here is the sum of whole filings and never a price for one issue or one bill.


Firms

3 it has hired, by filings.

RegistrantFilingsReported
535 GROUP, LLC15$420K
TEAM HALLAHAN LLC14$420K
CGCN GROUP, LLC7$510K

By year

Filings and what they reported, newest year first.

YearFilingsIncomeExpenses
20266$280K
202513$590K
20248$240K
20239$240K

Issues

The LDA issue codes the filings were filed under.

CodeIssueFilings
BUDBudget/Appropriations36
DEFDefense8
HOMHomeland Security8
ENGEnergy/Nuclear7
HCRHealth Issues7
INTIntelligence7
SCIScience/Technology7
TRATransportation7
VETVeterans7
AVIAviation/Airlines/Airports1

Bills

The bills the filings name, by how many name them.

BillTitleFilings
H.R. 8469Making appropriations for military construction, the Department of Veterans Affairs, and related agencies for…1
H.R. 8845Commerce, Justice, Science, and Related Agencies Appropriations Act, 20271
H.R. 9022Energy and Water Development and Related Agencies Appropriations Act, 20271
H.R. 9170Transportation, Housing and Urban Development, and Related Agencies Appropriations Act, 20271
H.R. 9260Departments of Labor, Health and Human Services, and Education, and Related Agencies Appropriations Act, 20271
H.R. 9310Department of Homeland Security Appropriations Act, 20271
H.R. 9495Department of Defense Appropriations Act, 20271

Lobbyists

Named on the filings.

Filings

The documents themselves, on the Senate’s Lobbying Disclosure site, newest first.

ClientRegistrantPeriodReportedPosted
LEIDOS, INC.535 GROUP, LLC2026 second_quarter$30KJul 20, 2026
LEIDOS, INC.CGCN GROUP, LLC2026 second_quarter$90KJul 19, 2026
LEIDOS, INC.TEAM HALLAHAN LLC2026 second_quarter$20KJul 17, 2026
LEIDOS, INC.CGCN GROUP, LLC2026 first_quarter$90KApr 21, 2026
LEIDOS, INC.535 GROUP, LLC2026 first_quarter$30KApr 20, 2026
LEIDOS, INC.TEAM HALLAHAN LLC2026 first_quarter$20KApr 15, 2026
LEIDOS, INC.CGCN GROUP, LLC2025 fourth_quarter$90KJan 20, 2026
LEIDOS, INC.TEAM HALLAHAN LLC2025 fourth_quarter$20KJan 16, 2026
LEIDOS, INC.535 GROUP, LLC2025 fourth_quarter$30KJan 15, 2026
LEIDOS, INC.535 GROUP, LLC2025 third_quarter$30KOct 20, 2025
LEIDOS, INC.CGCN GROUP, LLC2025 third_quarter$90KOct 17, 2025
LEIDOS, INC.TEAM HALLAHAN LLC2025 third_quarter$40KOct 15, 2025
LEIDOS, INC.CGCN GROUP, LLC2025 second_quarter$90KJul 21, 2025
LEIDOS, INC.535 GROUP, LLC2025 second_quarter$30KJul 21, 2025
LEIDOS, INC.TEAM HALLAHAN LLC2025 second_quarter$40KJul 15, 2025
LEIDOS, INC.CGCN GROUP, LLC2025 first_quarter$60KApr 21, 2025
LEIDOS, INC.TEAM HALLAHAN LLC2025 first_quarter$40KApr 17, 2025
LEIDOS, INC.535 GROUP, LLC2025 first_quarter$30KApr 14, 2025
LEIDOS, INC.CGCN GROUP, LLC2025 first_quarterFeb 28, 2025
LEIDOS, INC.535 GROUP, LLC2024 fourth_quarter$30KJan 22, 2025
LEIDOS, INC.TEAM HALLAHAN LLC2024 fourth_quarter$30KJan 20, 2025
LEIDOS, INC.535 GROUP, LLC2024 third_quarter$30KOct 21, 2024
LEIDOS, INC.TEAM HALLAHAN LLC2024 third_quarter$30KOct 18, 2024
LEIDOS, INC.535 GROUP, LLC2024 second_quarter$30KJul 20, 2024
LEIDOS, INC.TEAM HALLAHAN LLC2024 second_quarter$30KJul 18, 2024