| 2024 | Sangham Foundation | 990PF | President | 0.5 | $0 | $0 | View return |
| 2024 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2023 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2023 | Sangham Foundation | 990PF | President | 0.5 | $0 | $0 | View return |
| 2022 | Winkler Botanical Preserve | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2022 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2022 | Sangham Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2021 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2021 | Sangham Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2021 | Winkler Botanical Preserve | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2020 | Sangham Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2020 | Winkler Botanical Preserve | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2020 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2019 | Sangham Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2019 | Winkler Botanical Preserve | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2019 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2018 | Winkler Botanical Preserve | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2018 | Sangham Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2018 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2017 | Sangham Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2017 | Winkler Botanical Preserve | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2017 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2016 | Winkler Botanical Preserve | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2016 | Sangham Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2016 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2015 | Sangham Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2015 | Winkler Botanical Preserve | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2015 | Pawnee City Public Library Foundation | 990 | Secretary Thru 01/13/15 | 1 | $0 | $0 | View return |
| 2015 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2014 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2014 | Pawnee City Public Library Foundation | 990 | Secretary | 1 | $0 | $0 | View return |
| 2014 | Sangham Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2014 | Winkler Botanical Preserve | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2013 | Pawnee City Public Library Foundation | 990 | Secretary | 1 | $0 | $0 | View return |
| 2013 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2012 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2011 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2010 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |
| 2009 | Hecht Family Charitable Foundation | 990PF | Director And President | 0.4 | $0 | $0 | View return |