Mission
THE PURPOSE FOR WHICH THIS BOOSTER CLUB IS FORMED IS TO SUPPORT AND PROMOTE, FOR COMMON, NON-PROFIT PURPOSE, A GENERAL PUBLIC SCHOOL INTEREST IN ALL ATHLETIC ENDEAVORS OF THE UNION GROVE UNION HIGH SCHOOL.
Small Public Charity
BRONCO BOOSTER CLUB INC
BRONCO BOOSTER CLUB INC is a Small Public Charity headquartered in UNION GROVE, WI. Financial data from the 2025 filing: $70K revenue, $43K expenses, $64K total assets.
EIN: 205288478
UNION GROVE, WI
Fund Raising & Fund Distribution
NTEE: O12
Latest filing: 2025
Total Revenue$70K
Total Expenses$43K
Total Assets$64K
Grant Records0
Filing Years2024–2025
Officers & Directors
PRESIDENT
Brian Sack
VICE PRESIDE
Cary Madrigal
TREASURER
Nikolaus Sendelbach
SECRETARY
Rebecca Eichner
Officer compensation and complete director data available with membership.
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $70K | $43K | $64K |
| 2024 | $84K | $67K | $37K |
Between 2024 and 2025, reported annual revenue declined from $84K to $70K (-17%), with total assets most recently reported at $64K.
Interactive year-over-year charts and full filing details available with membership.