CALENDAR SERVICES LLC
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 LLC.
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.
Largest contribution amounts first. Select Date of contribution or Amount to reverse the order.
| Date of contribution ↕ | Amount ↓ | Reported contributor / location | Recipient / filing |
|---|---|---|---|
| 2026-03-17FEC filing ↗ | $4,000 | WINKELMAN, MARC T.WEST LAKE HILLSTX78746EXECUTIVECALENDAR SERVICES INC | COOPER VICTORY FUNDC00913574Primary (P)* EARMARKED CONTRIBUTION THROUGH ACTBLUE ON 03/17/2026Filing 1965833 |
| 2026-03-17FEC filing ↗ | $4,000 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR COOPER VICTORY FUND (C00913574)Filing 1970198 |
| 2026-03-09FEC filing ↗ | $2,500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | OSSOFF VICTORY FUNDC00750919Primary (P)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1989777 · amended |
| 2026-03-09FEC filing ↗ | $2,500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR OSSOFF VICTORY FUND (C00750919)Filing 1970198 |
| 2026-05-31FEC filing ↗ | $2,500 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | TALARICO VICTORY FUNDC00948497Primary (P)Filing 1997962 |
| 2026-07-16FEC filing ↗ | $2,000 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | ACTBLUEC00401224Primary (P)EARMARKED FOR KATIE HOBBS VICTORY FUND (C00921353)Filing 2009053 |
| 2025-08-18FEC filing ↗ | $1,250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES INC | FRIENDS OF SHERROD BROWNC00916288Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1921538 |
| 2025-06-29FEC filing ↗ | $1,250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES INC. | HICKENLOOPER FOR COLORADOC00716720Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1902606 |
| 2025-09-09FEC filing ↗ | $1,250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | TALARICO FOR TEXASC00919084Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1921319 |
| 2025-06-30FEC filing ↗ | $1,250 | WINKELMAN, MARCAUSTINTX78744EXECUTIVECALENDAR SERVICES, INC. | JON OSSOFF FOR SENATEC00718866Primary 2026 (P2026)* EARMARKED CONTRIBUTION: SEE BELOWFiling 1902829 |
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 →Reported as CALENDAR SERVICES LLC
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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