PTThe Paper Trail Project
Sourced institutional rolesLDA lobbying records

KATE HALLAHAN

KATE HALLAHAN appears as a registered lobbyist in federal Lobbying Disclosure Act records connected to organizations tracked by Paper Trail.

Data updated Aug 31, 2026

Source-backed chronology

Career Timeline

Federal LDA filings

Lobbying Activity

LEIDOS, INC.1st Quarter (Jan 1 - Mar 31) 2022

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA, HHS andNSF

LDA filing ↗
LEIDOS, INC.2nd Quarter (Apr 1 - June 30) 2024

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 25 Funding for client services and products in the federal budget and congressional appropriations for DOD (HR 8774), DOT , DHS (HR 8752), VA (HR 8580) , DOE (HR 8997) , NASA/NSF (HR 9026), HHS ; Matters related to the Indian Health Service. FAA Reauthorization bill (HR 3935) related to TFDM (Section 619), FAA capital funding authorization.

LDA filing ↗
LEIDOS, INC.2nd Quarter (Apr 1 - June 30) 2022

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 23 funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA, HHS and NSF

LDA filing ↗
LEIDOS, INC.3rd Quarter (July 1 - Sep 30) 2022

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

DOD HR 8236, S. 4663; THUD HR 8294, S. 4670;. DHs HR 8256, S 4678; Milcon HR 8294, S. 4759; EWD HR 8294, S. 4660; CJS HR 8256, S. 4664; LHHS Hr 8295, S 4659. Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA, HHS and NSF; Matters related to the Indian Health Service.

LDA filing ↗
LEIDOS, INC.4th Quarter (Oct 1 - Dec 31) 2022

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

DOD HR 8236, S. 4663; THUD HR 8294, S. 4670;. DHs HR 8256, S 4678; Milcon HR 8294, S. 4759; EWD HR 8294, S. 4660; CJS HR 8256, S. 4664; LHHS Hr 8295, S 4659. Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA, HHS and NSF; Matters related to the Indian Health Service. FY2023 Consolidated Appropriations Act (HR 2617).

LDA filing ↗
LEIDOS, INC.1st Quarter (Jan 1 - Mar 31) 2024

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 24 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT (HR 4820 and S. 2437), DHS (HR 4367 and S. 2437), VA (HR 4366 and S. 2127) , DOE (HR 4394 and S 2443) , NASA/NSF (HR 5893 and S. 2321), HHS (HR 5894 and S. 2624); Matters related to the Indian Health Service. FAA Reauthorization bill (HR 3935) related to TFDM, FAA capital funding authorization. Similar provisions in FY 25 appropriations as above, but no bills have been introduced yet.

LDA filing ↗
LEIDOS, INC.3rd Quarter (July 1 - Sep 30) 2023

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 24 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA, HHS and NSF; Matters related to the Indian Health Service. FAA Reauthorization bill (HR 3935) related to TFDM, FAA capital funding authorization

LDA filing ↗
LEIDOS, INC.4th Quarter (Oct 1 - Dec 31) 2023

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 24 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT (HR 4820 and S. 2437), DHS (HR 4367 and S. 2437), VA (HR 4366 and S. 2127) , DOE (HR 4394 and S 2443) , NASA/NSF (HR 5893 and S. 2321), HHS (HR 5894 and S. 2624); Matters related to the Indian Health Service. FAA Reauthorization bill (HR 3935) related to TFDM, FAA capital funding authorization

LDA filing ↗
LEIDOS, INC.1st Quarter (Jan 1 - Mar 31) 2025

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

"FY 26 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA/NSF, HHS. Matters related to the Indian Health Service. FAA Reauthorization bill related to TFDM (Section 619). FAA capital funding authorization."

LDA filing ↗
LEIDOS, INC.2nd Quarter (Apr 1 - June 30) 2025

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 26 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA/NSF, HHS. Matters related to the Indian Health Service. FAA Reauthorization bill related to TFDM (Section 619). FAA capital funding authorization, implementation of aviation provisions in P.L. 119-21

LDA filing ↗
LEIDOS, INC.3rd Quarter (July 1 - Sep 30) 2025

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 26 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA/NSF, HHS. Matters related to the Indian Health Service. FAA Reauthorization bill related to TFDM (Section 619). FAA capital funding authorization, implementation of aviation provisions in P.L. 119-21

LDA filing ↗
LEIDOS, INC.1st Quarter (Jan 1 - Mar 31) 2026

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 26 and FY 27 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA/NSF, HHS. Matters related to the Indian Health Service. FAA Reauthorization bill related to TFDM (Section 619). FAA capital funding authorization, implementation of aviation provisions in P.L. 119-21

LDA filing ↗
LEIDOS, INC.2nd Quarter (Apr 1 - June 30) 2026

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 27 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA/NSF, HHS (HR 9495, HR 9170, HR 9310, HR 8469, HR 9022, HR 8845, HR 9260). Matters related to the Indian Health Service. Matters related to FAA's common automation program, TFDM, ERAM. FAA Reauthorization bill related to TFDM (Section 619). FAA capital funding authorization, implementation of aviation provisions in P.L. 119-21

LDA filing ↗
LEIDOS, INC.1st Quarter (Jan 1 - Mar 31) 2023

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

DOD HR 8236, S. 4663; THUD HR 8294, S. 4670;. DHs HR 8256, S 4678; Milcon HR 8294, S. 4759; EWD HR 8294, S. 4660; CJS HR 8256, S. 4664; LHHS Hr 8295, S 4659. Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA, HHS and NSF; Matters related to the Indian Health Service. FY2023 Consolidated Appropriations Act (HR 2617).

LDA filing ↗
LEIDOS, INC.2nd Quarter (Apr 1 - June 30) 2023

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 24 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA, HHS and NSF; Matters related to the Indian Health Service. FAA Reauthorization bill (HR 3935) related to TFDM, FAA capital funding authorization

LDA filing ↗
LEIDOS, INC.3rd Quarter (July 1 - Sep 30) 2024

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 25 Funding for client services and products in the federal budget and congressional appropriations for DOD (HR 8774, S 4921), DOT (HR 9028, S 4796) , DHS (HR 8752), VA (HR 8580, S 4678) , DOE (HR 8997, S 4927) , NASA/NSF (HR 9026, S 4795), HHS ; Matters related to the Indian Health Service. FAA Reauthorization bill (P.L. 118-63) related to TFDM (Section 619), FAA capital funding authorization.

LDA filing ↗
LEIDOS, INC.4th Quarter (Oct 1 - Dec 31) 2024

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 25 Funding for client services and products in the federal budget and congressional appropriations for DOD (HR 8774, S 4921), DOT (HR 9028, S 4796) , DHS (HR 8752), VA (HR 8580, S 4678) , DOE (HR 8997, S 4927) , NASA/NSF (HR 9026, S 4795), HHS ; Matters related to the Indian Health Service. FAA Reauthorization bill (P.L. 118-63) related to TFDM (Section 619), FAA capital funding authorization.

LDA filing ↗
LEIDOS, INC.4th Quarter (Oct 1 - Dec 31) 2025

Registrant: TEAM HALLAHAN LLC · Budget/Appropriations

FY 26 Funding for client services and products in the federal budget and congressional appropriations for DOD, DOT, DHS, VA, DOE, NASA/NSF, HHS. Matters related to the Indian Health Service. FAA Reauthorization bill related to TFDM (Section 619). FAA capital funding authorization, implementation of aviation provisions in P.L. 119-21

LDA filing ↗