Marc T. Winkelman

Individual

Also gave $16K 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

$75K

Contributions

Recipients

Active Period

2005–2026

Donor Profile

Party Lean

D $59K

Top States

TX$39K

DC$29K

Giving Trend

↓ 24%

2025–2026 vs 2023–2024

Employer

CALENDAR SERVICES INC.

Summary

WINKELMAN, MARC T. is an individual political donor based in TX. They have contributed $75K across 84 contributions to 19 recipients. Their average contribution is $892.857. Top recipients include DSCC, CASTRO FOR CONGRESS, DOGGETT FOR CONGRESS. Their political giving spans from the 2006 to the 2026 election cycle, with peak giving of $24K in 2020.

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	$17,500	23
2	CASTRO FOR CONGRESS	Democratic	TX	$10,500	10
3	DOGGETT FOR CONGRESS	Democratic	TX	$9,500	10
4	COOPER VICTORY FUND	—	—	$6,000	3
5	POWERED BY PEOPLE	—	DC	$5,350	3
6	COLIN ALLRED FOR CONGRESS	Democratic	TX	$3,250	5
7	TEXANS FOR PETE	Democratic	TX	$3,200	5
8	MANDELA BARNES VICTORY FUND	—	DC	$2,900	1
9	PEOPLE POWERED ACTION	Democratic	DC	$2,800	1
10	PEOPLE FIRST FUTURE	Democratic	TX	$2,800	1
11	CIRO D. RODRIGUEZ FOR CONGRESS	Democratic	TX	$2,500	5
12	MJ FOR TEXAS	Democratic	TX	$2,000	2
13	FRIENDS OF PETE GALLEGO	Democratic	TX	$2,000	3
14	MARK WARNER VICTORY FUND	—	—	$1,000	1
15	SIMA FOR TEXAS	Democratic	TX	$1,000	3
16	WENDY DAVIS FOR CONGRESS	Democratic	TX	$950	3
17	MIKE SIEGEL FOR CONGRESS	Democratic	TX	$750	3
18	ECKHARDT FOR CONGRESS	—	—	$500	1
19	TOWARD TOMORROW PAC	—	TX	$500	1

Source: FEC bulk data

Marc T. Winkelman — Individual Donor Profile | Poliscope