Michael O'Brien — Individual Donor Profile | Poliscope

Michael O'Brien

Individual

Also gave $14K to joint fundraising committees. That isn't in the totals here, because those committees pass the money on to others.

This name appears on FEC filings from 37 states, so this page may combine different people who share it.

Total Contributed

$342K

Contributions

3,178

Recipients

257

Active Period

1999–2026

Donor Profile

Party Lean

D $148KR $70KNNE $500Independent $200

Top States

DC$75K

PA$16K

NJ$15K

TX$15K

CO$11K

Giving Trend

↓ 46%

2025–2026 vs 2023–2024

Employer

EISAI INC.

Summary

O'BRIEN, MICHAEL is an individual political donor based in NY. They have contributed $342K across 3,178 contributions to 257 recipients. Their average contribution is $107.727. Top recipients include EISAI INC. PAC, DCCC, BOB CASEY FOR SENATE INC. Their political giving spans from the 2000 to the 2026 election cycle, with peak giving of $88K in 2024.

Giving Pattern by Cycle

Contribution amounts per election cycle, colored by recipient party

All Recipients

Committees and candidates receiving contributions, all cycles

#	Name	Party	State	Total	Contributions
1	EISAI INC. PAC	—	NJ	$15,448	75
2	DCCC	Democratic	DC	$15,229	129
3	BOB CASEY FOR SENATE INC	Democratic	PA	$13,222	213
4	DNC SERVICES CORP / DEMOCRATIC NATIONAL COMMITTEE	Democratic	DC	$10,220	91
5	NRSC	Republican	DC	$8,600	13
6	DSCC	Democratic	DC	$7,805	35
7	SYNIVERSE TECHNOLOGIES POLITICAL ACTION COMMITTEE (PAC)	—	FL	$7,335	20
8	VOYAGER SPACE PAC (VOYAGER PAC)	—	CO	$6,992	27
9	NRCC	Republican	DC	$6,250	37
10	BSA , THE SOFTWARE ALLIANCE PAC	—	DC	$6,108	77
11	OBAMA FOR AMERICA	Democratic	IL	$5,850	7
12	HMP	—	DC	$5,818	148
13	TED CRUZ FOR SENATE	Republican	TX	$5,705	5
14	KING & SPALDING NONPARTISAN COMMITTEE FOR GOOD GOVERNMENT	—	GA	$5,537	3
15	KAY GRANGER CAMPAIGN FUND	Republican	TX	$5,500	2
16	ZELDIN FOR CONGRESS	Republican	NY	$5,500	5
17	AMERICAN ACADEMY OF OPHTHALMOLOGY INC POLITICAL COMMITTEE (OPHTHPAC)	—	CA	$4,995	14
18	JON OSSOFF FOR SENATE	Democratic	GA	$4,683	28
19	SMP	—	DC	$4,375	27
20	MARCH ON PAC	—	CO	$4,347	235
21	NATIONAL ASSOCIATION OF MANUFACTURERS PAC (NAM-PAC)	—	DC	$3,785	14
22	ROGER WILLIAMS FOR U S CONGRESS COMMITTEE	Republican	TX	$3,600	2
23	HOYER FOR CONGRESS	Democratic	DC	$3,500	5
24	NANCY PELOSI FOR CONGRESS	Democratic	DC	$3,431	40
25	HARRIS FOR PRESIDENT	Democratic	PA	$3,250	26

1–25 of 257

1 / 11

Source: FEC bulk data