Calendar Services, Inc.
2025–2026 federal contribution records · FEC Schedule A
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Contribution summary
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2025–2026 federal contribution records · FEC Schedule A
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Reading the shared contribution publication for this cycle.
Federal contribution records grouped across normalized variants of this reported employer. Contributions are made by individuals, not by the employer.
Current-version rows · memo entries excluded from net amount
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These immutable labels appeared in FEC filings and are grouped under Calendar Services, Inc..
Top 10 contributors and top 10 recipients · independent of list pagination
Explore the reported connections for Calendar Services, Inc.. Contributor and recipient lists are available below.
Data: GovMoneyGraph, based on FEC records. Groupings and recipient-party allocations are derived analysis, not FEC-verified identities or party registrations. Read our contribution and classification methodology.
Reported contributor groups, with evidence-based name-variant matching; not verified unique people · 10 per page
Showing 1–1 of 1 · largest absolute amount first
Evidence-based cluster of 5 reported identities; not a verified identity merge · AUSTIN, TX, 78744 · CALENDAR SERVICES, INC. · Finance, Insurance & Real Estate · EXECUTIVE · Reported as WINKELMAN, MARC / WINKELMAN, MARC T. / WINKELMAN, MARC T · 84 transaction rows
100% Democratic · 0% unclassifiedDerived from contributionsWhere the contributions went · 10 per page
Showing 1–10 of 43 · largest absolute amount first
PAC (not qualified) · RALEIGH, NC · 5 transaction rows
DemocraticDerived from contributionsPAC (not qualified) · WASHINGTON, DC · 2 transaction rows
DemocraticDerived from contributionsSenate campaign committee · ATLANTA, GA · OSSOFF, T. JONATHAN · U.S. Senate GA 00 · 3 transaction rows
DemocraticDerived from contributionsSenate campaign committee · AUSTIN, TX · TALARICO, JAMES · U.S. Senate TX 00 · 3 transaction rows
DemocraticDerived from contributionsPAC (not qualified) · WASHINGTON, DC · 1 transaction rows
DemocraticDerived from contributionsSenate campaign committee · MINNEAPOLIS, MN · CRAIG, ANGIE · U.S. Senate MN 00 · 2 transaction rows
DemocraticDerived from contributionsPAC (not qualified) · PHOENIX, AZ · 1 transaction rows
DemocraticDerived from contributionsHouse campaign committee · BRIGHTON, MI · MAASDAM, MATTHEW · U.S. House MI 07 · 2 transaction rows
DemocraticDerived from contributionsPAC (not qualified) · COLUMBUS, OH · 2 transaction rows
DemocraticDerived from contributionsSenate campaign committee · CRANSTON, RI · REED, JOHN F. · U.S. Senate RI 00 · 2 transaction rows
DemocraticDerived from contributionsIndividual transactions · 10 per page
Dates below are the FEC-reported contribution dates, not filing or import dates. These are individual contributions grouped by the reported employer field, not contributions by a company.
Smallest contribution amounts first. Select Date of contribution or Amount to reverse the order.
| Date of contribution ↕ | Amount ↑ | Reported contributor / location | Recipient / filing |
|---|---|---|---|
| 2026-03-19FEC filing ↗ | $250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR JANELLE BYNUM FOR CONGRESS (C00843425)Filing 1970198 |
| 2026-03-19FEC filing ↗ | $250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES INC. | JANELLE BYNUM FOR CONGRESSC00843425Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1967005 |
| 2026-03-06FEC filing ↗ | $250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR NANCY LACORE FOR CONGRESS (C00935379)Filing 1970198 |
| 2026-03-06FEC filing ↗ | $250 | WINKELMAN, MARCAUSTINTX78744CEOCALENDAR SERVICES INC. | NANCY LACORE FOR CONGRESSC00935379Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1964544 |
| 2026-03-05FEC filing ↗ | $250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVE MANAGERCALENDAR SERVICES INC. | SQUARE ONE POLITICSC00641555Primary (P)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1968466 |
| 2026-03-05FEC filing ↗ | $250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR SQUARE ONE POLITICS (C00641555)Filing 1970198 |
| 2026-02-26FEC filing ↗ | $250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES INC. | ALEX VINDMAN FOR FLORIDAC00936559Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1990199 · amended |
| 2026-02-26FEC filing ↗ | $250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR ALEX VINDMAN FOR FLORIDA (C00936559)Filing 1955709 |
| 2026-02-19FEC filing ↗ | $250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES INC. | JOE KERR FOR CALIFORNIAC00896134Primary 2026 (P2026)Filing 1962549 |
| 2026-02-19FEC filing ↗ | $250 | WINKELMAN, MARC T.AUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | POWERED BY PEOPLEC00731042Primary (P)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1954927 |
Refunds remain negative. Memo-only rows are marked and are not additional money. Rows come from the latest available contribution publication.
Open full contribution table →Industry classification summary
Research identifies Calendar Services, Inc. as an Austin-based firm associated with Marc Winkelman, described as being engaged in business management and investment services. No official website exists. The industry classification is based on reported executive and investment functions. The source URL confirms the employer and professional association.
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