MERCK & CO.: all contributions

2025–2026 · Reported individual contributions grouped by employer.

These are contributions by individuals, not by their employer, industry, or location. Refunds remain negative; memo-only rows are marked and are not additional money.

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Showing the last prepared contribution list. Updated records are not ready.

#	Reported contributor / location	Reported employer / occupation	Recipient / reporting committee	Date ↕	Amount ↑	Election	Filing details / source
41	MONTGOMERY, TAMARASOUDERTON PA 18964	RESEARCH SCIENTIST MERCK	DNC SERVICES CORP / DEMOCRATIC NATIONAL COMMITTEEC00010603	2025-07-08	$6	General 2025 (G2025)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1912670FEC filing ↗
42	MONTGOMERY, TAMARASOUDERTON PA 18964	RESEARCH SCIENTIST MERCK	DNC SERVICES CORP / DEMOCRATIC NATIONAL COMMITTEEC00010603	2025-09-08	$6	General 2025 (G2025)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1923132FEC filing ↗
43	MONTGOMERY, TAMARASOUDERTON PA 18964	RESEARCH SCIENTIST MERCK	DNC SERVICES CORP / DEMOCRATIC NATIONAL COMMITTEEC00010603	2025-08-08	$6	General 2025 (G2025)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1916330FEC filing ↗
44	THOMPSON, BRUCECHESTER SPRINGS PA 19425	TECHNICIAN MERCK CO INC	TRUMP NATIONAL COMMITTEE JFC, INC.C00873893	2025-11-02	$7	Primary (P)	Filing 1943543FEC filing ↗
45	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$8	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
46	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$8	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
47	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
48	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
49	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
50	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
51	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
52	TASLIMI, PAULMEDFORD MA 02155	BIOCHEMIST MERCK & CO.	KAT FOR ILLINOISC00900449	2025-10-29	$9	Primary 2026 (P2026)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1943464FEC filing ↗
53	CYLICH, SHAMAIAMBLER PA 19002	ENGINEER MERCK	HMPC00495028	2026-08-05	$10	Primary (P)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 2014596FEC filing ↗
54	MONTGOMERY, TAMARASOUDERTON PA 18964	RESEARCH SCIENTIST MERCK	DNC SERVICES CORP / DEMOCRATIC NATIONAL COMMITTEEC00010603	2025-10-20	$10	General 2025 (G2025)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1926358FEC filing ↗
55	CYLICH, SHAMAIAMBLER PA 19002	ENGINEER MERCK	HMPC00495028	2025-10-05	$10	Primary (P)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1957698 · amendedFEC filing ↗
56	MULLINS, JENNIFERJENKINTOWN PA 19046	MARKETING MERCK & CO	CONGRESSIONAL PROGRESSIVE CAUCUS PACC00513176	2025-09-30	$10	Primary (P)	Filing 1923002FEC filing ↗
57	YUAN, JIANDAWESTBROOKVILLE NY 12785	RESEARCHER MERCK	TRUMP NATIONAL COMMITTEE JFC, INC.C00873893	2025-02-17	$10	Primary (P)	Filing 1909599FEC filing ↗
58	VOLLMER, MARTHAFORT COLLINS CO 80526	PUBLICATION SPECIALIST MERCK	ALEXANDRIA OCASIO-CORTEZ FOR CONGRESSC00639591	2025-02-07	$10	Primary 2026 (P2026)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1886852FEC filing ↗
59	YUAN, JIANDAWESTBROOKVILLE NY 12785	RESEARCHER MERCK	TRUMP NATIONAL COMMITTEE JFC, INC.C00873893	2025-01-29	$10	Primary (P)	Filing 1909599FEC filing ↗
60	YUAN, JIANDAWESTBROOKVILLE NY 12785	RESEARCHER MERCK	TRUMP NATIONAL COMMITTEE JFC, INC.C00873893	2025-01-19	$10	Primary (P)	Filing 1909599FEC filing ↗

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