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
Last updated . These are the last published financial totals; newer source data is not included yet.
A current recipient-party breakdown has not been published. Financial totals remain available; older party percentages are not shown.
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These immutable labels appeared in FEC filings and are grouped under Calendar Services, Inc..
Showing the last published contribution snapshot. Newer source data is not included yet.
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
Where the contributions went · 10 per page
Showing 1–10 of 43 · largest absolute amount first
PAC (not qualified) · RALEIGH, NC · 5 transaction rows
PAC (not qualified) · WASHINGTON, DC · 2 transaction rows
Senate campaign committee · ATLANTA, GA · OSSOFF, T. JONATHAN · U.S. Senate GA 00 · 3 transaction rows
Senate campaign committee · AUSTIN, TX · TALARICO, JAMES · U.S. Senate TX 00 · 3 transaction rows
PAC (not qualified) · WASHINGTON, DC · 1 transaction rows
Senate campaign committee · MINNEAPOLIS, MN · CRAIG, ANGIE · U.S. Senate MN 00 · 2 transaction rows
PAC (not qualified) · PHOENIX, AZ · 1 transaction rows
House campaign committee · BRIGHTON, MI · MAASDAM, MATTHEW · U.S. House MI 07 · 2 transaction rows
PAC (not qualified) · COLUMBUS, OH · 2 transaction rows
Senate campaign committee · CRANSTON, RI · REED, JOHN F. · U.S. Senate RI 00 · 2 transaction rows
Individual 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.
Showing the last published contribution records; newer source data is not included yet.
Smallest contribution amounts first. Select Date of contribution or Amount to reverse the order.
| Date of contribution ↕ | Amount ↑ | Reported contributor / location | Recipient / filing |
|---|---|---|---|
| 2025-06-09FEC filing ↗ | $500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES INC | HALEY STEVENS FOR SENATEC00903039Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1903328 |
| 2026-03-03FEC filing ↗ | $500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES INC. | EVAN MUNSING FOR CONGRESSC00912279Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1964265 |
| 2026-03-03FEC filing ↗ | $500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR EVAN MUNSING FOR CONGRESS (C00912279)Filing 1970198 |
| 2025-11-03FEC filing ↗ | $500 | WINKELMAN, MARC T.AUSTINTX78744EXECUTIVECALENDAR SERVICES INC. | ECKHARDT FOR CONGRESSC00923441Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1943915 |
| 2025-10-28FEC filing ↗ | $500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES INC. | FIGHT LIKE HELL PACC00842104Primary (P)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1952210 · amended |
| 2025-10-28FEC filing ↗ | $500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | GABE AMO FOR CONGRESSC00838060Primary 2026 (P2026)Filing 1940218 |
| 2026-07-31FEC filing ↗ | $500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR BOBBY PULIDO FOR TEXAS (C00919985)Filing 2009053 |
| 2026-07-23FEC filing ↗ | $500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR ADAM SMITH FOR CONGRESS (C00304709)Filing 2009053 |
| 2026-03-04FEC filing ↗ | $1,000 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | TALARICO FOR TEXASC00919084General 2026 (G2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 2011132 · amended |
| 2026-01-14FEC filing ↗ | $1,000 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES INC. | MATT MAASDAM FOR CONGRESSC00909549Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1966918 |
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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