From public IRS filings
GLENBROOK UNDERGROUND INC
CARSON CITY, NV · Community Improvement
Mission
DEVOTED TO SAFETY, CONNECTIVITY AND RELIABILITY OF POWER, CABLE AND COMMUNICATIONS THROUGH UNDERGROUND CABLES IN GLENBROOK, NEVADA.
Financials (IRS Form 990)
Total revenue
$3M
Total expenses
$931K
Total assets
$2.7M
Program expense ratio
99%
Source: IRS Form 990, tax year 2023.
Who funds GLENBROOK UNDERGROUND INC
$3.9M in foundation grants on record from 20 funders — matched from IRS 990 grant line items. Some matches may be approximate.
| Funder | Total given | Grants |
|---|---|---|
| Vanguard Charitable Endowment Program | $789K | 3 |
| National Philanthropic Trust | $575K | 1 |
| Donor Advised Charitable Giving | $510K | 3 |
| Bessemer Giving Fund C/O Bessemer Trust Company Trustee | $500K | 1 |
| Parasol Tahoe Community Foundation | $400K | 2 |
| Tomkat Ii Foundation | $250K | 1 |
| San Francisco Foundation | $188K | 1 |
| Fidelity Investments Charitable Gift Fund | $163K | 3 |
| Ruvo Family Foundation | $150K | 1 |
| Jewish Community Foundation of Los Angeles | $75K | 2 |
Leadership
DIANNE FELTON — PRESIDENT (Principal officer)
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