| 2021 | American Prairie Foundation DBA American Prairie Reserve | 990 | Board Member | 0 | $0 | $0 | View return |
| 2020 | American Prairie Foundation DBA American Prairie Reserve | 990 | Board Member | 0 | $0 | $0 | View return |
| 2020 | Atlanta Bicycle Coalition | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | American Prairie Foundation DBA American Prairie Reserve | 990 | Board Member | 0 | $0 | $0 | View return |
| 2019 | Georgia River Network Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Atlanta Bicycle Coalition | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Georgia River Network Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | St Louis Regional Chamber & Growth | 990 | General Counsel Thru December 2018 | 1 | $0 | $0 | View return |
| 2018 | Greater St. Louis Inc. Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | American Prairie Foundation DBA American Prairie Reserve | 990 | Board Member | 0 | $0 | $0 | View return |
| 2018 | American Prairie Foundation DBA American Prairie Reserve | 990 | Board Member | 0 | $0 | $0 | View return |
| 2017 | St Louis Regional Chamber & Growth | 990 | At Large Executive Committ | 1 | $0 | $0 | View return |
| 2017 | Greater St. Louis Inc. Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Georgia River Network Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | American Prairie Foundation DBA American Prairie Reserve | 990 | Board Member | 0 | $0 | $0 | View return |
| 2017 | Atlanta Bicycle Coalition | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | Greater St. Louis Inc. Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | St Louis Regional Chamber & Growth | 990 | At Large Executive Committee | 1 | $0 | $0 | View return |
| 2016 | Georgia River Network Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | St Louis Regional Chamber & Growth | 990 | At Large Executive Committee | 1 | $0 | $0 | View return |
| 2015 | Greater St. Louis Inc. Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Open Source Robotics Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Open Source Robotics Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Greater St. Louis Inc. Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | St Louis Regional Chamber & Growth | 990 | At Large Executive Committee | 1 | $0 | $0 | View return |
| 2013 | American College of Bankruptcy Foundation | 990 | Director | 0.25 | $0 | $0 | View return |
| 2013 | St Louis Regional Chamber & Growth | 990 | General Counsel, Exec Comm | 1 | $0 | $0 | View return |
| 2013 | Greater St. Louis Inc. Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | St Louis Internship Program | 990 | Director | 0.5 | $0 | $0 | View return |