Officer
Mark S Ghiorso
2 organizations • 15 returns • Latest tax year 2025
Vice PresidentPresidentCouncilor - Vice PresidentPast President
Name Match Caveat
This page groups activity by normalized name only. It may combine different people who share the same name.
Organizations
2
Returns
15
Total Compensation
$1,099,706
Total Benefits
$15,676
Organizations
| Organization | EIN | Returns | Latest Year | Latest Title | Compensation |
|---|---|---|---|---|---|
| Ofm Research | 57-1222227 | 12 | 2025 | President | $1,099,706 |
| Mineralogical Society of America | 52-6044250 | 3 | 2022 | Past President | $0 |
Returns
| Tax Year | Organization | Type | Title | Hours / Week | Compensation | Benefits | Return |
|---|---|---|---|---|---|---|---|
| 2025 | Ofm Research | 990EZ | President | 1 | $0 | $0 | View return |
| 2024 | Ofm Research | 990EZ | President | 5 | $10,816 | $0 | View return |
| 2023 | Ofm Research | 990EZ | President | 20 | $13,972 | $1,578 | View return |
| 2022 | Ofm Research | 990EZ | Vice President | 40 | $30,144 | $2,306 | View return |
| 2022 | Mineralogical Society of America | 990 | Past President | 4 | $0 | $0 | View return |
| 2021 | Ofm Research | 990EZ | Vice President | 40 | $35,472 | $2,714 | View return |
| 2021 | Mineralogical Society of America | 990 | President | 4 | $0 | $0 | View return |
| 2020 | Ofm Research | 990EZ | Vice President | 40 | $118,671 | $9,078 | View return |
| 2020 | Mineralogical Society of America | 990 | Councilor - Vice President | 4 | $0 | $0 | View return |
| 2019 | Ofm Research | 990 | Vice President | 40 | $155,285 | $0 | View return |
| 2018 | Ofm Research | 990 | Vice President | 40 | $155,285 | $0 | View return |
| 2017 | Ofm Research | 990 | Vice President | 40 | $155,285 | $0 | View return |
| 2016 | Ofm Research | 990 | Vice President | 40 | $119,508 | $0 | View return |
| 2015 | Ofm Research | 990EZ | Vice President | 40 | $147,427 | $0 | View return |
| 2014 | Ofm Research | 990 | Vice President | 40 | $157,841 | $0 | View return |