Rep. Jack Bergman (R-MI) serves on the House Committee on Armed Services, which has jurisdiction over the Defense & Aerospace sector. Defense & Aerospace is his largest donor sector at 16.8% of contributions ($0.60M), ranking him 13th among 268 Republicans in his party.

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◈ Ask the Analyst about Jack Bergman →How we built this: a statistical pattern surfaced from public records — FEC campaign finance, Senate/House Lobbying Disclosure Act filings, and Congress.gov. The donor concentration and the legislative action are concurrent facts; this does not imply contributions caused the action, that the member acted improperly, or that the bill specifically benefits the named sector. Generated July 6, 2026 · internal signal score 70/100.