Officer
Sarah Costello
7 organizations • 10 returns • Latest tax year 2025
Board MemberController (From Feb Thru Sept)DirectorDirector Of TechnologyDirector, Lightning Foundation & Community EventsTreasurerTreasurer (Began 12/09/24)
Name Match Caveat
This page groups activity by normalized name only. It may combine different people who share the same name.
Organizations
7
Returns
10
Total Compensation
$470,050
Total Benefits
$0
Organizations
| Organization | EIN | Returns | Latest Year | Latest Title | Compensation |
|---|---|---|---|---|---|
| San Francisco Day School | 94-2570257 | 1 | 2024 | Director Of Technology | $161,848 |
| Comfort Bridge | 47-1820366 | 1 | 2024 | Controller (From Feb Thru Sept) | $157,921 |
| Lightning Foundation Inc. | 59-3542305 | 1 | 2024 | Director, Lightning Foundation & Community Events | $150,281 |
| Thomas a Costello Legacy Foundation | 87-2721749 | 4 | 2025 | Board Member | $0 |
| Bhp Billiton Foundation | 61-1714573 | 1 | 2024 | Treasurer (Began 12/09/24) | $0 |
| Music Pebble | 83-1173066 | 1 | 2021 | Treasurer | $0 |
| River Tree Center for the Arts | 01-0411857 | 1 | 2018 | Director | $0 |
Returns
| Tax Year | Organization | Type | Title | Hours / Week | Compensation | Benefits | Return |
|---|---|---|---|---|---|---|---|
| 2025 | Thomas a Costello Legacy Foundation | 990EZ | Board Member | 2 | $0 | $0 | View return |
| 2024 | San Francisco Day School | 990 | Director Of Technology | 50 | $161,848 | $0 | View return |
| 2024 | Comfort Bridge | 990 | Controller (From Feb Thru Sept) | 40 | $157,921 | $0 | View return |
| 2024 | Lightning Foundation Inc. | 990 | Director, Lightning Foundation & Community Events | 30 | $150,281 | $0 | View return |
| 2024 | Thomas a Costello Legacy Foundation | 990EZ | Board Member | 2 | $0 | $0 | View return |
| 2024 | Bhp Billiton Foundation | 990PF | Treasurer (Began 12/09/24) | 4 | $0 | $0 | View return |
| 2023 | Thomas a Costello Legacy Foundation | 990EZ | Board Member | 4 | $0 | $0 | View return |
| 2022 | Thomas a Costello Legacy Foundation | 990 | Board Member | 4 | $0 | $0 | View return |
| 2021 | Music Pebble | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2018 | River Tree Center for the Arts | 990 | Director | 4 | $0 | $0 | View return |