R · RepublicanSenateME

Susan M. Collins

U.S. Senator from Maine, senior senator

Term: 2021-01-03 → 2027-01-03 · Bioguide: C001035

Chair of the Senate Appropriations Committee for the 119th Congress — first woman to serve as chair. Serving since 1997. Frequently casts pivotal votes on appropriations cloture.

Committee assignments · 16

Committees

Senate Committee on Appropriations

Chair

Agriculture, Rural Development, Food and Drug Administration, and Related Agencies

Subcommittee of Senate Committee

Member

Commerce, Justice, Science, and Related Agencies

Subcommittee of Senate Committee

Member

Department of Defense

Subcommittee of Senate Committee

Member

Department of Homeland Security

Subcommittee of Senate Committee

Member

Department of Interior, Environment, and Related Agencies

Subcommittee of Senate Committee

Member

Departments of Labor, Health and Human Services, and Education, and Related Agencies

Subcommittee of Senate Committee

Member

Energy and Water Development

Subcommittee of Senate Committee

Member

Financial Services and General Government

Subcommittee of Senate Committee

Member

Legislative Branch

Subcommittee of Senate Committee

Member

Military Construction, Veterans Affairs, and Related Agencies

Subcommittee of Senate Committee

Member

Primary Health and Retirement Security

Subcommittee of Senate Committee

Member

Senate Committee on Health, Education, Labor, and Pensions

Member

Senate Select Committee on Intelligence

Member

State, Foreign Operations, and Related Programs

Subcommittee of Senate Committee

Member

Transportation, Housing and Urban Development, and Related Agencies

Subcommittee of Senate Committee

Member

Source: @unitedstates/congress-legislators, ingested via npm run ingest:committees

Editorial notes on these assignments

Senate Appropriations

Chair

Senate Intelligence

Member

Disclosed transactions · Defense, Health sector

Defense, Health-sector trades disclosed via PTRs

Because Collins sits on a defense, health-jurisdiction committee, we surface their disclosed transactions in companies within that sector. Source: U.S. House of Representatives Periodic Transaction Reports (PTRs).

No defense, health-sector trades disclosed in 2025.

Source: disclosures-clerk.house.gov, ingested via npm run ingest:house-ptrs

Roster data sourced from the public @unitedstates/congress-legislators dataset (CC0 license). Deep profile data hand-curated from Member websites, committee documents, House and Senate Appropriations CPF tables, and public bioguide records.