| 2024 | Ritchey Family Foundation Inc C/O Stephen S Ritchey | 990PF | Vice President | 2 | $2,500 | $0 | View return |
| 2024 | Ladera Oaks | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Aie Inc. | 990 | Director | 10 | $0 | $0 | View return |
| 2023 | Society of Photo Optical Instrumentation Engineers | 990 | Sr Director, Information Technology | 36 | $302,643 | $0 | View return |
| 2023 | Ritchey Family Foundation Inc C/O Stephen S Ritchey | 990PF | Vice President | 2 | $2,500 | $0 | View return |
| 2023 | Aie Inc. | 990 | Director | 10 | $0 | $0 | View return |
| 2023 | Ladera Oaks | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $276,010 | $0 | View return |
| 2022 | Ritchey Family Foundation Inc C/O Stephen S Ritchey | 990PF | Vice President | 2 | $2,500 | $0 | View return |
| 2021 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $233,766 | $0 | View return |
| 2021 | Ritchey Family Foundation Inc C/O Stephen S Ritchey | 990PF | Vice President | 2 | $2,500 | $0 | View return |
| 2020 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $240,014 | $0 | View return |
| 2020 | Ritchey Family Foundation Inc C/O Stephen S Ritchey | 990PF | Vice President | 2 | $2,500 | $0 | View return |
| 2019 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $212,123 | $0 | View return |
| 2018 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $202,521 | $0 | View return |
| 2017 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $170,390 | $0 | View return |
| 2017 | Tag | 990EZ | Officer | 5 | $0 | - | View return |
| 2016 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $159,924 | $0 | View return |
| 2016 | Tag | 990EZ | Officer | 5 | $0 | - | View return |
| 2015 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $149,434 | $0 | View return |
| 2014 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $147,776 | $0 | View return |
| 2013 | Society of Photo Optical Instrumentation Engineers | 990 | Director, Information Technology | 36 | $152,458 | $0 | View return |