Officer
WILLIAM C SONNEBORN
4 organizations • 6 returns • Latest tax year 2023
DirectorBoard MemberTreasurer
Name Match Caveat
This page groups activity by normalized name only. It may combine different people who share the same name.
Organizations
4
Returns
6
Total Compensation
$0
Total Benefits
$0
Organizations
| Organization | EIN | Returns | Latest Year | Latest Title | Compensation |
|---|---|---|---|---|---|
| San Francisco Zoological Society | 94-1429538 | 3 | 2015 | Director | $0 |
| Georgetown University | 53-0196603 | 1 | 2023 | Board Member | $0 |
| Combined Cathedral Crews Rowing Club Inc. | 52-1901575 | 1 | 2018 | Treasurer | $0 |
| Lucile Packard Foundation for Childrens Health | 77-0440090 | 1 | 2013 | Director | $0 |
Returns
| Tax Year | Organization | Type | Title | Hours / Week | Compensation | Benefits | Return |
|---|---|---|---|---|---|---|---|
| 2023 | Georgetown University | 990 | Board Member | 2 | $0 | $0 | View return |
| 2018 | Combined Cathedral Crews Rowing Club Inc. | 990 | Treasurer | - | $0 | $0 | View return |
| 2015 | San Francisco Zoological Society | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | San Francisco Zoological Society | 990 | Director | 0 | $0 | $0 | View return |
| 2013 | Lucile Packard Foundation for Childrens Health | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | San Francisco Zoological Society | 990 | Director | 0 | $0 | $0 | View return |