| 2022 | Safety Agriculture Villages & | 990EZ | Secretary | 0 | $0 | - | View return |
| 2021 | Safety Agriculture Villages & | 990EZ | Secretary | 0 | $0 | - | View return |
| 2020 | Safety Agriculture Villages & | 990EZ | Secretary | 0 | $0 | - | View return |
| 2019 | Mr & Mrs Leo W Friedenwald Memorial Fund Inc | 990PF | Past President | 1 | $3,750 | - | View return |
| 2019 | Safety Agriculture Villages & | 990EZ | Secretary | 0 | $0 | - | View return |
| 2018 | Mr & Mrs Leo W Friedenwald Memorial Fund Inc | 990PF | Past President | 1 | $5,000 | - | View return |
| 2018 | Safety Agriculture Villages & | 990EZ | Secretary | 5 | $0 | - | View return |
| 2018 | Lichtenberg Family Foundation | 990PF | Treas-Director | 0.25 | $0 | $0 | View return |
| 2017 | Mr & Mrs Leo W Friedenwald Memorial Fund Inc | 990PF | President | 1 | $5,000 | - | View return |
| 2017 | Safety Agriculture Villages & | 990EZ | Secretary | 5 | $0 | - | View return |
| 2017 | Lichtenberg Family Foundation | 990PF | Treas-Director | 0.25 | $0 | $0 | View return |
| 2016 | Mr & Mrs Leo W Friedenwald Memorial Fund Inc | 990PF | President | 1 | $5,000 | - | View return |
| 2016 | Safety Agriculture Villages & | 990EZ | Secretary | 5 | $0 | - | View return |
| 2016 | Recovery Enhancement Fund Inc | 990 | Secretary | 0 | $0 | $0 | View return |
| 2016 | Jewish Recovery Houses Inc | 990 | Secretary | 0 | $0 | $0 | View return |
| 2016 | Lichtenberg Family Foundation | 990PF | Treas-Director | 0.25 | $0 | $0 | View return |
| 2015 | Stroud Water Research Center | 990 | Senior Research Scientist | 40 | $106,799 | $0 | View return |
| 2015 | Mr & Mrs Leo W Friedenwald Memorial Fund Inc | 990PF | Vice President & Secretary | 1 | $1,250 | - | View return |
| 2015 | Jewish Recovery Houses Inc | 990 | Secretary | 0 | $0 | $0 | View return |
| 2015 | Safety Agriculture Villages & | 990EZ | Secretary | 5 | $0 | - | View return |
| 2015 | Recovery Enhancement Fund Inc | 990 | Secretary | 0.5 | $0 | $0 | View return |
| 2015 | Lichtenberg Family Foundation | 990PF | Treas-Director | 0.25 | $0 | $0 | View return |
| 2014 | Stroud Water Research Center | 990 | Senior Research Scientist | 40 | $132,532 | $0 | View return |
| 2014 | Recovery Enhancement Fund Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2014 | Jewish Recovery Houses Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2014 | Mr & Mrs Leo W Friedenwald Memorial Fund Inc | 990PF | Vice President & Secretary | 1 | $0 | - | View return |
| 2013 | Stroud Water Research Center | 990 | Senior Research Scientist | 40 | $127,885 | $0 | View return |
| 2013 | Jewish Recovery Houses Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2013 | Mr & Mrs Leo W Friedenwald Memorial Fund Inc | 990PF | Vice President & Secretary | 1 | $0 | $0 | View return |
| 2013 | Recovery Enhancement Fund Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2012 | Mr & Mrs Leo W Friedenwald Memorial Fund Inc | 990PF | Vice President & Secretary | 1 | $0 | $0 | View return |