| 2024 | American Society of Corp Executives % Leon Lecours Jr Secy | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Mark & Virginia Rometty Foundation | 990PF | Trustee | 3 | $0 | $0 | View return |
| 2024 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 2 | $0 | $0 | View return |
| 2024 | Oneten Coalition Inc | 990 | Secretary | 5 | $0 | $0 | View return |
| 2023 | Oneten Coalition Inc | 990 | Secretary | 5 | $0 | $0 | View return |
| 2023 | American Society of Corp Executives % Leon Lecours Jr Secy | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Northwestern University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 3 | $0 | $0 | View return |
| 2022 | American Society of Corp Executives % Leon Lecours Jr Secy | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Oneten Coalition Inc | 990 | Secretary | 5 | $0 | $0 | View return |
| 2021 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Oneten Coalition Inc | 990 | Secretary | 5 | $0 | $0 | View return |
| 2021 | American Society of Corp Executives % Leon Lecours Jr Secy | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 3 | $0 | $0 | View return |
| 2020 | American Society of Corp Executives % Leon Lecours Jr Secy | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 3 | $0 | $0 | View return |
| 2020 | IBM International Foundation | 990PF | Chairman, Director | 1 | $0 | $0 | View return |
| 2020 | The Business Roundtable Inc | 990 | Chair, Edu. & Workforce Till 4/2020 | 0 | $0 | $0 | View return |
| 2019 | American Society of Corp Executives % Leon Lecours Jr Secy | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 3 | $0 | $0 | View return |
| 2019 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | The Business Roundtable Inc | 990 | Chair, Education And Workforce | 0 | $0 | $0 | View return |
| 2019 | Technology CEO Council Inc | 990 | Ibm | 0.25 | $0 | $0 | View return |
| 2018 | The Business Roundtable Inc | 990 | At Large Board Member | 0 | $0 | $0 | View return |
| 2018 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 3 | $0 | $0 | View return |
| 2018 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 0 | $0 | $0 | View return |
| 2018 | American Society of Corp Executives % Leon Lecours Jr Secy | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Technology CEO Council Inc | 990 | Ibm | 0.25 | $0 | $0 | View return |
| 2018 | American Society of Corp Executives % Leon Lecours Jr Secy | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 3 | $0 | $0 | View return |
| 2017 | The Business Roundtable Inc | 990 | At Large Board Member | 0 | $0 | $0 | View return |
| 2017 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Technology CEO Council Inc | 990 | Ibm | 0.25 | $0 | $0 | View return |
| 2016 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 3 | $0 | $0 | View return |
| 2016 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Technology CEO Council Inc | 990 | Ibm | 0.25 | $0 | $0 | View return |
| 2016 | The Business Roundtable Inc | 990 | At Large Executive Committee | 0 | $0 | $0 | View return |
| 2015 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 3 | $0 | $0 | View return |
| 2015 | Technology CEO Council Inc | 990 | Ibm | 0.25 | $0 | $0 | View return |
| 2014 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 2 | $0 | $0 | View return |
| 2014 | Technology CEO Council Inc | 990 | Ibm | 0.25 | $0 | $0 | View return |
| 2014 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 2 | $0 | $0 | View return |
| 2013 | Memorial Sloan-Kettering Cancer Center | 990 | See Schedule O | 2 | $0 | $0 | View return |
| 2013 | Memorial Sloan-Kettering Cancer Center | 990 | Board Member | 2 | - | - | View return |
| 2013 | Peter G Peterson Institute For | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Technology CEO Council Inc | 990 | Ibm | 0.25 | $0 | $0 | View return |