Officer
ALEXANDER KOPROSKI
2 organizations • 11 returns • Latest tax year 2025
Trustee
Name Match Caveat
This page groups activity by normalized name only. It may combine different people who share the same name.
Organizations
2
Returns
11
Total Compensation
$0
Total Benefits
$0
Organizations
| Organization | EIN | Returns | Latest Year | Latest Title | Compensation |
|---|---|---|---|---|---|
| Koproski Family Foundation C/O Alexander Koproski Trustee | 22-6561293 | 6 | 2025 | Trustee | $0 |
| The Kosciuszko Foundation Inc | 13-1628179 | 5 | 2023 | Trustee | $0 |
Returns
| Tax Year | Organization | Type | Title | Hours / Week | Compensation | Benefits | Return |
|---|---|---|---|---|---|---|---|
| 2025 | Koproski Family Foundation C/O Alexander Koproski Trustee | 990PF | Trustee | 24 | $0 | $0 | View return |
| 2024 | Koproski Family Foundation C/O Alexander Koproski Trustee | 990PF | Trustee | 24 | $0 | $0 | View return |
| 2023 | Koproski Family Foundation C/O Alexander Koproski Trustee | 990PF | Trustee | 24 | $0 | $0 | View return |
| 2023 | The Kosciuszko Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Koproski Family Foundation C/O Alexander Koproski Trustee | 990PF | Trustee | 24 | $0 | $0 | View return |
| 2022 | The Kosciuszko Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Koproski Family Foundation C/O Alexander Koproski Trustee | 990PF | Trustee | 24 | $0 | $0 | View return |
| 2021 | The Kosciuszko Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Koproski Family Foundation C/O Alexander Koproski Trustee | 990PF | Trustee | 21.25 | $0 | $0 | View return |
| 2020 | The Kosciuszko Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | The Kosciuszko Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |