William O'Reilly

Individual

Also gave $5K to joint fundraising committees. That isn't in the totals here, because those committees pass the money on to others.

Grouped by the exact name reported to the FEC, which has no ID for individual donors. Other people with this name may be included.

Total Contributed

$137K

Contributions

Recipients

Active Period

1999–2026

Donor Profile

Party Lean

D $123KR $2KIndependent $500LIB $250

Top States

DC$92K

MI$8K

NE$7K

ME$4K

MO$3K

Giving Trend

↑ 216%

2025–2026 vs 2023–2024

Employer

MONTANA CORPORATION

Summary

O'REILLY, WILLIAM is an individual political donor based in MA. They have contributed $137K across 73 contributions to 43 recipients. Their average contribution is $2K. Top recipients include DSCC, DNC SERVICES CORP / DEMOCRATIC NATIONAL COMMITTEE, NEBRASKANS FOR KERREY. Their political giving spans from the 2000 to the 2026 election cycle, with peak giving of $66K in 2008.

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	DSCC	Democratic	DC	$81,000	7
2	DNC SERVICES CORP / DEMOCRATIC NATIONAL COMMITTEE	Democratic	DC	$7,750	2
3	NEBRASKANS FOR KERREY	Democratic	NE	$5,500	3
4	FLIP THE CONGRESS PAC	—	—	$5,000	1
5	PETERS FOR MICHIGAN	Democratic	MI	$4,600	5
6	NANCY FARMER FOR U S SENATE	Democratic	MO	$3,000	2
7	OBAMA FOR AMERICA	Democratic	IL	$2,550	2
8	TOM ALLEN FOR SENATE	Democratic	ME	$2,300	1
9	TONY KNOWLES FOR US SENATE	Democratic	AK	$2,000	1
10	STABENOW FOR US SENATE	Democratic	MI	$2,000	2
11	CHELLIE PINGREE FOR US SENATE	—	ME	$1,500	2
12	NELSON 2000	Democratic	NE	$1,500	2
13	HARRIS FOR PRESIDENT	Democratic	PA	$1,400	3
14	OLIVA FOR CONGRESS	Republican	NY	$1,000	1
15	SCHAUER FOR CONGRESS	Democratic	MI	$1,000	1
16	THE MARKEY COMMITTEE	Democratic	MA	$1,000	1
17	PATRIOT PROSPERITY POLITICAL ACTION COMMITTEE	—	VA	$1,000	1
18	MOULTON FOR CONGRESS	Democratic	MA	$1,000	2
19	JOHN KERRY FOR PRESIDENT INC	Democratic	DC	$1,000	1
20	SMP	—	DC	$1,000	1
21	PRIORITIES USA ACTION	—	DC	$1,000	1
22	KAINE FOR VIRGINIA	Democratic	VA	$950	4
23	KAINE VICTORY FUND	—	VA	$750	1
24	JON OSSOFF FOR SENATE	Democratic	GA	$500	1
25	SHAHEEN FOR SENATE	Democratic	DC	$500	1

1–25 of 43

1 / 2

Source: FEC bulk data

William O'Reilly — Individual Donor Profile | Poliscope