| 2025 | Williamston Area Senior Center | 990 | Vice President | 2 | $0 | $0 | View return |
| 2024 | Williamston Area Senior Center | 990 | Trustee | 2 | $0 | $0 | View return |
| 2024 | Dennis Edwards & Mark Steinberg Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2024 | Steinberg Family Foundation Inc. | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2024 | Walter W Naumburg Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2024 | Edgewood Country Club | 990 | Vice President | 1 | $0 | $0 | View return |
| 2023 | Williamston Area Senior Center | 990EZ | Trustee | 1 | $0 | $0 | View return |
| 2023 | Walter W Naumburg Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2023 | Edgewood Country Club | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Dennis Edwards & Mark Steinberg Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2023 | Alliance for Living Nfp C/O Tom Winter | 990 | Director | 3 | $0 | $0 | View return |
| 2023 | Steinberg Family Foundation Inc. | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2023 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Veterans of Foreign Wars Department of California | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Tri Lakes Cares | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2023 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | The School for Strings Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2022 | Williamston Area Senior Center | 990EZ | Trustee | 1 | $0 | $0 | View return |
| 2022 | Alliance for Living Nfp C/O Tom Winter | 990 | Director | 3 | $0 | $0 | View return |
| 2022 | Dennis Edwards & Mark Steinberg Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2022 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Steinberg Family Foundation Inc. | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2022 | Tri Lakes Cares | 990 | Board Member | 2 | $0 | $0 | View return |
| 2022 | Veterans of Foreign Wars Department of California | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | The School for Strings Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2022 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Edgewood Country Club | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Kate & Justin Rose Foundation Inc Co Watson Sloane PLLC | 990 | Director | 5 | $0 | $0 | View return |
| 2021 | Lakes Area Chamber of Commerce | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Dennis Edwards & Mark Steinberg Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | Steinberg Family Foundation Inc. | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2021 | The School for Strings Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2021 | Veterans of Foreign Wars Department of California | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Lakes Area Chamber of Commerce | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Dennis Edwards & Mark Steinberg Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Steinberg Family Foundation Inc. | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2020 | Edgewood Country Club | 990 | Secretary | 3 | $0 | $0 | View return |
| 2020 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Kate & Justin Rose Foundation Inc Co Watson Sloane PLLC | 990 | Director | 5 | $0 | $0 | View return |
| 2020 | Association for Slavic East European and Eurasian Studies Inc. | 990 | Past President (Thru 12/31/20) | 4 | $0 | $0 | View return |
| 2020 | Veterans of Foreign Wars Department of California | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Connexus Credit Union | 990 | Vice Chair | 50 | $20,214 | $0 | View return |
| 2019 | Connexus Credit Union | 990 | Vice Chair | 1 | $20,052 | $0 | View return |
| 2019 | Kate & Justin Rose Foundation Inc Co Watson Sloane PLLC | 990 | Director | 5 | $0 | $0 | View return |
| 2019 | Lakes Area Chamber of Commerce | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Steinberg Family Foundation Inc. | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2019 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Patrons for Bellaire Parks | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Illinois Society of Oral and Maxillofacial Surgeons | 990EZ | Editor | 0 | $0 | - | View return |
| 2019 | Association for Slavic East European and Eurasian Studies Inc. | 990 | Past President (As Of 1/1/20) | 4 | $0 | $0 | View return |
| 2019 | The School for Strings Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2019 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Bellmore-Merrick United Secondary Trachers Inc | 990 | President | 20 | $19,500 | $0 | View return |
| 2018 | Connexus Credit Union | 990 | Vice Chairperson | 1 | $10,540 | $0 | View return |
| 2018 | Lakes Area Chamber of Commerce | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Kate & Justin Rose Foundation Inc Co Watson Sloane PLLC | 990 | Director | 5 | $0 | $0 | View return |
| 2018 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Patrons for Bellaire Parks | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Association for Slavic East European and Eurasian Studies Inc. | 990 | President | 4 | $0 | $0 | View return |
| 2018 | The Seeing Eye Inc. | 990 | Board Of Trustees | 0.8 | $0 | $0 | View return |
| 2018 | The School for Strings Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2018 | Illinois Society of Oral and Maxillofacial Surgeons | 990EZ | Editor | 0 | $0 | - | View return |
| 2017 | Industries for the Blind and Visually Impaired Inc. | 990 | Program Manager | 40 | $128,044 | $0 | View return |
| 2017 | Connexus Credit Union | 990 | Vice Chairperson | 1 | $13,308 | $0 | View return |
| 2017 | Alliancechicago | 990 | Data Architect | 40 | $0 | $136,218 | View return |
| 2017 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Lakes Area Chamber of Commerce | 990 | Director | 0 | $0 | $0 | View return |
| 2017 | Kate & Justin Rose Foundation Inc Co Watson Sloane PLLC | 990 | Director | 5 | $0 | $0 | View return |
| 2017 | The Seeing Eye Inc. | 990 | Board Of Trustees | 0.8 | $0 | $0 | View return |
| 2017 | The School for Strings Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2017 | Association for Slavic East European and Eurasian Studies Inc. | 990 | Vice President | 4 | $0 | $0 | View return |
| 2017 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Illinois Society of Oral and Maxillofacial Surgeons | 990EZ | Editor | 0 | $0 | - | View return |
| 2016 | Connexus Credit Union | 990 | Vice Chairperson | 1 | $8,297 | $0 | View return |
| 2016 | Connexus Credit Union | 990 | Vice Chairperson | 1 | $8,297 | $0 | View return |
| 2016 | Kate & Justin Rose Foundation Inc Co Watson Sloane PLLC | 990 | Director | 5 | $0 | $0 | View return |
| 2016 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Las Campanas Water and Sewer Cooperative | 990 | Director (Through 7/13/16) | 1 | $0 | $0 | View return |
| 2016 | Lakes Area Chamber of Commerce | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | The Seeing Eye Inc. | 990 | Board Of Trustees | 0.8 | $0 | $0 | View return |
| 2016 | The School for Strings Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2016 | Illinois Society of Oral and Maxillofacial Surgeons | 990EZ | Editor | 1 | $0 | - | View return |
| 2016 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Connexus Credit Union | 990 | Vice Chairperson | 1 | $750 | $0 | View return |
| 2015 | Las Campanas Water and Sewer Cooperative | 990 | Director | 1.5 | $0 | $0 | View return |
| 2015 | Kate & Justin Rose Foundation Inc Co Watson Sloane PLLC | 990 | Director | 5 | $0 | $0 | View return |
| 2015 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Seeing Eye Inc. | 990 | Board Of Trustees | 0 | $0 | $0 | View return |
| 2015 | The School for Strings Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2015 | Illinois Society of Oral and Maxillofacial Surgeons | 990EZ | Editor | 1 | $0 | - | View return |
| 2014 | Connexus Credit Union | 990 | Treasurer | 1 | $500 | $0 | View return |
| 2014 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Kate & Justin Rose Foundation Inc Co Watson Sloane PLLC | 990 | Director | 5 | $0 | $0 | View return |
| 2014 | Las Campanas Water and Sewer Cooperative | 990 | Treasurer | 1.5 | $0 | $0 | View return |
| 2014 | The School for Strings Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2014 | The Seeing Eye Inc. | 990 | Board Of Trustees | 0 | $0 | $0 | View return |
| 2014 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Illinois Society of Oral and Maxillofacial Surgeons | 990EZ | Editor | 0 | $0 | - | View return |
| 2013 | Connexus Credit Union | 990 | Director | 1 | $500 | $0 | View return |
| 2013 | Las Campanas Water and Sewer Cooperative | 990 | Director | 1.5 | $0 | $0 | View return |
| 2013 | Illinois Society of Oral and Maxillofacial Surgeons | 990EZ | Editor | 1 | $0 | - | View return |
| 2013 | Sundowners Inc | 990EZ | Maintenance | 0 | $0 | - | View return |
| 2013 | Kate & Justin Rose Foundation Inc Co Watson Sloane PLLC | 990 | Director | 5 | $0 | $0 | View return |
| 2013 | Greater Cleveland Sports Commission | 990 | Trustee | 1 | - | - | View return |
| 2013 | Boys & Girls Clubs of Greater San Diego | 990 | Director | 4 | $0 | $0 | View return |
| 2013 | Association for Slavic East European and Eurasian Studies Inc. | 990 | Former Edito | 20 | $0 | $0 | View return |
| 2013 | San Diego Hebrew Homes | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | The Seeing Eye Inc. | 990 | Board Of Trustees | 0 | $0 | $0 | View return |
| 2013 | The School for Strings Inc | 990 | Trustee | 0 | $0 | $0 | View return |
| 2013 | Tiger Woods Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Illinois Society of Oral and Maxillofacial Surgeons | 990EZ | Editor | 1 | $0 | - | View return |