| 2024 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2023 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2023 | Napoleon Ambulance Service | 990 | Sec/Treas | 2 | $0 | $0 | View return |
| 2022 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2022 | Napoleon Ambulance Service | 990 | Sec/Treas | 2 | $0 | $0 | View return |
| 2021 | Napoleon Care Center | 990 | Director (Jul-Oct) | 0.5 | $675 | $0 | View return |
| 2021 | Napoleon Ambulance Service | 990 | Sec/Treas | 2 | $0 | $0 | View return |
| 2021 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2021 | Prairie Apartments Inc | 990EZ | President | 5 | $0 | $0 | View return |
| 2020 | Napoleon Care Center | 990 | Director | 0.5 | $575 | $0 | View return |
| 2020 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2020 | Napoleon Ambulance Service | 990 | Sec/Treas | 2 | $0 | $0 | View return |
| 2019 | Napoleon Ambulance Service | 990 | Sec/Treas | 2 | $0 | $0 | View return |
| 2019 | Napoleon Care Center | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2018 | Napoleon Care Center | 990 | Director | 0.5 | $675 | $0 | View return |
| 2018 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2018 | Prairie Apartments Inc | 990EZ | President | 5 | $0 | $0 | View return |
| 2018 | Napoleon Ambulance Service | 990 | Vice President | 2 | $0 | $0 | View return |
| 2017 | Napoleon Care Center | 990 | Director | 0.5 | $600 | $0 | View return |
| 2017 | Napoleon Ambulance Service | 990 | Vice President | 2 | $0 | $0 | View return |
| 2017 | Prairie Apartments Inc | 990EZ | President | 5 | $0 | - | View return |
| 2017 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2016 | Napoleon Care Center | 990 | Director | 0.5 | $650 | $0 | View return |
| 2016 | Prairie Apartments Inc | 990EZ | President | 5 | $0 | - | View return |
| 2016 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2016 | Napoleon Ambulance Service | 990 | Vice President | 2 | $0 | $0 | View return |
| 2015 | Napoleon Care Center | 990 | Director | 0.5 | $650 | $0 | View return |
| 2015 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2015 | Prairie Apartments Inc | 990EZ | President | 5 | $0 | - | View return |
| 2015 | Napoleon Ambulance Service | 990EZ | Vice-President | 2 | $0 | - | View return |
| 2014 | Napoleon Care Center | 990 | Director | 0.5 | $600 | $0 | View return |
| 2014 | Prairie Apartments Inc | 990EZ | President | 5 | $0 | - | View return |
| 2014 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2014 | Napoleon Ambulance Service | 990 | Vice President | 2 | $0 | $0 | View return |
| 2013 | Napoleon Care Center | 990 | Director | 0.5 | $575 | $0 | View return |
| 2013 | Prairie Apartments Inc | 990EZ | President | 5 | $0 | - | View return |
| 2013 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 0 | $0 | $0 | View return |
| 2013 | Napoleon Ambulance Service | 990EZ | Vice-President | 2 | $0 | - | View return |
| 2012 | Marvin and Delia Lang Foundation Inc | 990PF | Pres, Treasurer, Director | 5 | $0 | $0 | View return |