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	KOLOSICK, PAULDOYLESTOWN PA 18902	ENGINEER MERCK & CO., INC.	WARNOCK FOR GEORGIAC00736876	2026-04-21	$5	Primary 2028 (P2028)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1997231FEC filing ↗
42	HAAS, BRIAN R.O FALLON IL 62269	DIRECTOR MERCK	TALARICO FOR TEXASC00919084	2026-06-12	$5	General 2026 (G2026)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1997887FEC filing ↗
43	KOLOSICK, PAULDOYLESTOWN PA 18902	ENGINEER MERCK & CO., INC.	WARNOCK FOR GEORGIAC00736876	2026-05-21	$5	Primary 2028 (P2028)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1997231FEC filing ↗
44	HAAS, BRIAN R.O FALLON IL 62269	DIRECTOR MERCK	TALARICO FOR TEXASC00919084	2026-04-12	$5	General 2026 (G2026)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1997887FEC filing ↗
45	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$5	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
46	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$5	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
47	MONTGOMERY, TAMARASOUDERTON PA 18964	RESEARCH SCIENTIST MERCK	DNC SERVICES CORP / DEMOCRATIC NATIONAL COMMITTEEC00010603	2025-10-08	$6	General 2025 (G2025)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1926358FEC filing ↗
48	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 ↗
49	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 ↗
50	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 ↗
51	THOMPSON, BRUCECHESTER SPRINGS PA 19425	TECHNICIAN MERCK CO INC	TRUMP NATIONAL COMMITTEE JFC, INC.C00873893	2025-11-02	$7	Primary (P)	Filing 1943543FEC filing ↗
52	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$8	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
53	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$8	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
54	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
55	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
56	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
57	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
58	STEVENS, WILLIAMNORTH PLAINFIELD NJ 07063	SCIENTIST MERCK CO INC	REPUBLICAN NATIONAL COMMITTEEC00003418	2026-02-25	$9	Primary (P)	EARMARKED FROM WINREDFiling 1955664FEC filing ↗
59	TASLIMI, PAULMEDFORD MA 02155	BIOCHEMIST MERCK & CO.	KAT FOR ILLINOISC00900449	2025-10-29	$9	Primary 2026 (P2026)	* EARMARKED CONTRIBUTION: SEE BELOWFiling 1943464FEC filing ↗
60	MARCIANO, MARCELLOAtco NJ 08004	MANAGER MERCK	WINREDC00694323	2026-08-06	$10	Not reported	Filing 2026143FEC filing ↗

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