| 2025 | Illinois CCIM Chapter 14 Chicago Real Estate Board | 990EZ | Director | 1 | $0 | $0 | View return |
| 2025 | Central Arkansas Flying Club Inc | 990 | President | 10 | $0 | $0 | View return |
| 2024 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $346,117 | $0 | View return |
| 2024 | International Union Uaw Local 3047 | 990 | Steward/Trustee | 20.2 | $4,729 | $0 | View return |
| 2024 | International Brotherhood of 622 Local Union | 990EZ | Vice President (P) | 3 | $1,279 | $0 | View return |
| 2024 | Institute of Mental Hygene of the City of New Orleans | 990PF | Director | 1 | $0 | - | View return |
| 2024 | Creative Arts Inc. | 990 | Board President | 1 | $0 | $0 | View return |
| 2024 | Stanton County Community Foundation | 990EZ | Board Member | 0 | $0 | $0 | View return |
| 2024 | Central Arkansas Flying Club Inc | 990 | President | 10 | $0 | $0 | View return |
| 2024 | CCIM Institute | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Burien Elks Lodge 2143 | 990 | Inner Guard | 8 | $0 | $0 | View return |
| 2024 | New Orleans Chamber of Commerce | 990 | Board Member | 2 | $0 | $0 | View return |
| 2024 | Metropolitan Crime Commission of New Orleans Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2024 | The Williamson Foundation | 990PF | Vice Preside | 0 | $0 | $0 | View return |
| 2024 | Illinois CCIM Chapter 14 Chicago Real Estate Board | 990EZ | Director | 1 | $0 | $0 | View return |
| 2024 | Rio Grande Valley Partnership | 990 | Board Member | 1 | $0 | $0 | View return |
| 2024 | Durney Club Inc D/B/A American Legion Charles E | 990 | Adjutant | 5 | $0 | $0 | View return |
| 2024 | Love Builds Hope Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2024 | Mingan Island Cetacean Study Inc | 990PF | Vice Preside | 1 | $0 | $0 | View return |
| 2024 | Husson University | 990 | Trustee | 4 | $0 | $0 | View return |
| 2024 | Macon Fireman'S Credit Union | 990 | Audit Committee Chairman | 1 | $0 | $0 | View return |
| 2024 | Our Lady Queen of Heaven Manor Inc | 990 | Member | 0.5 | $0 | $0 | View return |
| 2024 | IDIL Biret Education Initiative | 990EZ | Board Member | 0 | $0 | $0 | View return |
| 2024 | Minnesota Interactive Marketing Association | 990EZ | Director | 2 | $0 | - | View return |
| 2024 | Love Builds Hope Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2023 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $313,025 | $0 | View return |
| 2023 | Northside Development Corporation | 990 | Executive Di | 40 | $106,465 | $0 | View return |
| 2023 | Creative Arts Inc. | 990 | Board President | 1 | $0 | $0 | View return |
| 2023 | Stanton County Community Foundation | 990EZ | Board Member | 0 | $0 | $0 | View return |
| 2023 | The Williamson Foundation | 990PF | Vice Preside | 0 | $0 | $0 | View return |
| 2023 | Greater Tn Chapter of the Appraisal Institute | 990 | Vice President | 0.25 | $0 | $0 | View return |
| 2023 | Macon Fireman'S Credit Union | 990 | Audit Committee Chairman | 1 | $0 | $0 | View return |
| 2023 | Durney Club Inc D/B/A American Legion Charles E | 990 | Adjutant | 5 | $0 | $0 | View return |
| 2023 | Mingan Island Cetacean Study Inc | 990PF | Vice Preside | 0 | $0 | $0 | View return |
| 2023 | Darlington County Humane Society Inc. | 990 | Board Member | 10 | $0 | $0 | View return |
| 2023 | Macon Bibb County Firefighters Association Inc | 990 | Director And Vice President | 5 | $0 | $0 | View return |
| 2023 | Our Lady Queen of Heaven Manor Inc | 990 | Member | 0.5 | $0 | $0 | View return |
| 2023 | Organization for Safety Asepsis and Prevention | 990 | Secretary | 1 | $0 | $0 | View return |
| 2023 | Osap Foundation Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2023 | Countryside Conservancy | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2023 | Husson University | 990 | Trustee | 4 | $0 | $0 | View return |
| 2023 | Love Builds Hope Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2023 | CCIM Institute | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2023 | Natural Resources Foundation of Wisconsin Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Metropolitan Crime Commission of New Orleans Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Southpointe Grizzlies Special Hockey | 990EZ | Business Manager | 0 | $0 | $0 | View return |
| 2023 | Berkshire Mountain Search & Rescue Team Inc | 990EZ | Vice President | 20 | $0 | $0 | View return |
| 2023 | New Orleans Chamber of Commerce | 990 | Board Member | 2 | $0 | $0 | View return |
| 2023 | Central Arkansas Flying Club Inc | 990 | President | 10 | $0 | $0 | View return |
| 2023 | Minnesota Interactive Marketing Association | 990EZ | Director | 2 | $0 | - | View return |
| 2023 | Institute of Mental Hygene of the City of New Orleans | 990PF | Director | 1 | $0 | - | View return |
| 2023 | Service Over Self Incorporated | 990 | Director | 1.5 | $0 | $0 | View return |
| 2023 | Soccer Academy of the Americas - Miami Inc | 990 | President | 5 | $0 | $0 | View return |
| 2023 | Emtech Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2023 | National Education Association of the United States | 990 | Board Of Directors | 5 | $0 | $0 | View return |
| 2023 | Franklin School | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Rio Grande Valley Partnership | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $301,654 | $0 | View return |
| 2022 | Northside Development Corporation | 990 | Executive Di | 40 | $98,934 | $0 | View return |
| 2022 | Central Arkansas Flying Club Inc | 990 | President | 10 | $7,200 | $0 | View return |
| 2022 | International Brotherhood of 622 Local Union | 990EZ | Vice President (C) | 2 | $2,801 | $0 | View return |
| 2022 | Southpointe Grizzlies Special Hockey | 990EZ | Business Manager | 0 | $0 | $0 | View return |
| 2022 | Berkshire Mountain Search & Rescue Team Inc | 990EZ | Vice President | 20 | $0 | $0 | View return |
| 2022 | Love Builds Hope Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2022 | Creative Arts Inc. | 990 | Board President | 1 | $0 | $0 | View return |
| 2022 | Illinois CCIM Chapter 14 Chicago Real Estate Board | 990EZ | Immediate Past President | 4 | $0 | $0 | View return |
| 2022 | Macon Bibb County Firefighters Association Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2022 | CCIM Institute | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Our Lady Queen of Heaven Manor Inc | 990 | Member | 0.5 | $0 | $0 | View return |
| 2022 | The Williamson Foundation | 990PF | Vice Preside | 0 | $0 | $0 | View return |
| 2022 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2022 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2022 | Mercyworldwide Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | 061 Southern Wisconsin Chapter of Trout Unlimited | 990EZ | Director | 3 | $0 | $0 | View return |
| 2022 | Clarksville-Montgomery County Ajax Turner Senior Citizens Center Inc | 990 | Correspond Secr | 0 | $0 | $0 | View return |
| 2022 | Macon Fireman'S Credit Union | 990 | Audit Committee Chairman | 1 | $0 | $0 | View return |
| 2022 | Greater Tn Chapter of the Appraisal Institute | 990 | Treasurer | 0.5 | $0 | $0 | View return |
| 2022 | National Assn of Letter Carriers AFL-CIO 214 | 990 | Trustee (Term) | 1 | $0 | $0 | View return |
| 2022 | Natural Resources Foundation of Wisconsin Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Metropolitan Crime Commission of New Orleans Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Rio Grande Valley Partnership | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Soccer Academy of the Americas - Miami Inc | 990 | President | 5 | $0 | $0 | View return |
| 2022 | Committed Alliance to Strays Inc | 990 | Assistant Manager | 30 | $0 | $0 | View return |
| 2022 | Husson University | 990 | Trustee | 4 | $0 | $0 | View return |
| 2022 | Darlington County Humane Society Inc. | 990 | Board Member | 10 | $0 | $0 | View return |
| 2022 | Mingan Island Cetacean Study Inc | 990PF | Vice Preside | 2 | $0 | $0 | View return |
| 2022 | Durney Club Inc D/B/A American Legion Charles E | 990 | Adjutant | 5 | $0 | $0 | View return |
| 2022 | Countryside Conservancy | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2022 | Service Over Self Incorporated | 990 | Director | 1.5 | $0 | $0 | View return |
| 2022 | National Education Association of the United States | 990 | Board Of Directors | 5 | $0 | $0 | View return |
| 2022 | Organization for Safety Asepsis and Prevention | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Emtech Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2022 | Florida Chamber of Commerce Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $297,021 | $0 | View return |
| 2021 | Northside Development Corporation | 990 | Executive Di | 40 | $100,301 | $0 | View return |
| 2021 | Central Arkansas Flying Club Inc | 990EZ | President | 10 | $7,200 | $0 | View return |
| 2021 | International Brotherhood of 622 Local Union | 990EZ | Vice President (N) | 2 | $3,857 | $0 | View return |
| 2021 | National Assn of Letter Carriers AFL-CIO 214 | 990 | Trustee | 1 | $12 | $0 | View return |
| 2021 | Southpointe Grizzlies Special Hockey | 990EZ | Business Manager | 0 | $0 | $0 | View return |
| 2021 | Husson University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2021 | Berkshire Mountain Search & Rescue Team Inc | 990EZ | Vice President | 20 | $0 | $0 | View return |
| 2021 | Macon Fireman'S Credit Union | 990 | VP | 1 | $0 | $0 | View return |
| 2021 | Pasadena Civitas Club | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2021 | Metropolitan Crime Commission of New Orleans Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Greater Tn Chapter of the Appraisal Institute | 990 | Secretary | 0 | $0 | $0 | View return |
| 2021 | Countryside Conservancy | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2021 | Creative Arts Inc. | 990EZ | President | 1 | $0 | $0 | View return |
| 2021 | Mercyworldwide Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Natural Resources Foundation of Wisconsin Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Rio Grande Valley Partnership | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Illinois CCIM Chapter 14 Chicago Real Estate Board | 990EZ | Immediate Past President | 4 | $0 | $0 | View return |
| 2021 | Missouri Bankers Foundation Inc. | 990 | Member | 1 | $0 | $0 | View return |
| 2021 | Love Builds Hope Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2021 | Durney Club Inc D/B/A American Legion Charles E | 990 | Commander | 5 | $0 | $0 | View return |
| 2021 | Mingan Island Cetacean Study Inc | 990PF | Vice Preside | 2 | $0 | $0 | View return |
| 2021 | The Williamson Foundation | 990PF | Vice Preside | 0 | $0 | $0 | View return |
| 2021 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2021 | Service Over Self Incorporated | 990 | Director | 1.5 | $0 | $0 | View return |
| 2021 | Soccer Academy of the Americas - Miami Inc | 990 | President | 5 | $0 | $0 | View return |
| 2021 | Emtech Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2021 | National Education Association of the United States | 990 | Board Of Directors | 5 | $0 | $0 | View return |
| 2020 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $323,782 | $0 | View return |
| 2020 | Northside Development Corporation | 990 | Executive Di | 40 | $97,939 | $0 | View return |
| 2020 | Mingan Island Cetacean Study Inc | 990PF | Vice Preside | 5 | $0 | $0 | View return |
| 2020 | Macon Fireman'S Credit Union | 990 | VP | 1 | $0 | $0 | View return |
| 2020 | National Assn of Letter Carriers AFL-CIO 214 | 990 | Trustee | 7 | $0 | $0 | View return |
| 2020 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2020 | Natural Resources Foundation of Wisconsin Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Metropolitan Crime Commission of New Orleans Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Husson University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Jesus Alliance | 990 | Director | - | $0 | $0 | View return |
| 2020 | Countryside Conservancy | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2020 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2020 | Mercyworldwide Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Love Builds Hope Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2020 | Durney Club Inc D/B/A American Legion Charles E | 990 | Commander | 5 | $0 | $0 | View return |
| 2020 | Southpointe Grizzlies Special Hockey | 990EZ | Business Manager | 0 | $0 | $0 | View return |
| 2020 | Illinois CCIM Chapter 14 Chicago Real Estate Board | 990EZ | President Elect | 4 | $0 | $0 | View return |
| 2020 | Heart Love & Soul Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Creative Arts Inc. | 990EZ | President | 1 | $0 | $0 | View return |
| 2020 | Edinburg Chamber of Commerce Inc | 990 | President | 1 | $0 | $0 | View return |
| 2019 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $298,179 | $0 | View return |
| 2019 | Southern Illinois University Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Mercyworldwide Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Husson University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Illinois CCIM Chapter 14 Chicago Real Estate Board | 990EZ | Secretary | 4 | $0 | $0 | View return |
| 2019 | Durney Club Inc D/B/A American Legion Charles E | 990 | Commander | 5 | $0 | $0 | View return |
| 2019 | Natural Resources Foundation of Wisconsin Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Mingan Island Cetacean Study Inc | 990PF | Vice Preside | 5 | $0 | $0 | View return |
| 2019 | The Jefferson Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Heart Love & Soul Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Pasadena Civitas Club | 990EZ | Secretary | 1 | $0 | - | View return |
| 2019 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2019 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2019 | Countryside Conservancy | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2019 | Manufacturers Agents Association for The | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Northside Development Corporation | 990 | Executive Di | 40 | $0 | $0 | View return |
| 2019 | Macon Fireman'S Credit Union | 990 | VP | 1 | $0 | $0 | View return |
| 2019 | Edinburg Chamber of Commerce Inc | 990 | Vice-Pres | - | $0 | $0 | View return |
| 2018 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $312,831 | $0 | View return |
| 2018 | The Jefferson Chamber of Commerce | 990 | Community Representative | 0.5 | $0 | $0 | View return |
| 2018 | The Credit Union League Of | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Missouri Bankers Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Natural Resources Foundation of Wisconsin Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Illinois CCIM Chapter 14 Chicago Real Estate Board | 990EZ | Secretary | 4 | $0 | $0 | View return |
| 2018 | Mingan Island Cetacean Study Inc | 990PF | Vice Preside | 5 | $0 | $0 | View return |
| 2018 | Baycare Health Systems Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Eduguide | 990 | Member | 2 | $0 | $0 | View return |
| 2018 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2018 | Husson University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Countryside Conservancy | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2018 | Heart Love & Soul Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Edinburg Chamber of Commerce Inc | 990 | Vice-Pres | 3 | $0 | $0 | View return |
| 2018 | Manufacturers Agents Association for The | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $266,434 | $0 | View return |
| 2017 | Husson University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Baycare Health Systems Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Edinburg Foundation Inc | 990EZ | Director | 0 | $0 | - | View return |
| 2017 | Eduguide | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Mingan Island Cetacean Study Inc | 990PF | Vice Preside | 5 | $0 | $0 | View return |
| 2017 | The Jefferson Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2017 | Countryside Conservancy | 990 | Treasurer | - | $0 | $0 | View return |
| 2017 | Missouri Bankers Foundation Inc. | 990 | Director | 0.4 | $0 | $0 | View return |
| 2017 | Heart Love & Soul Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Natural Resources Foundation of Wisconsin Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2017 | The Credit Union League Of | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Manufacturers Agents Association for The | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | The University of Texas Rio Grande Valley Foundation | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | Edinburg Chamber of Commerce Inc | 990 | Vice-Pres | 3 | $0 | $0 | View return |
| 2017 | Edinburg Rotary Club | 990EZ | Board Member | 4 | $0 | - | View return |
| 2017 | Local Education Association District 300 | 990 | President | 65 | $0 | $0 | View return |
| 2017 | Husson University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | The University of Texas Rio Grande Valley Foundation | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $232,963 | $0 | View return |
| 2016 | The Credit Union League Of | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2016 | Eduguide | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Natural Resources Foundation of Wisconsin Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2016 | Mingan Island Cetacean Study Inc | 990 | Vice Preside | 5 | $0 | $0 | View return |
| 2016 | Williamson Family Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2016 | Countryside Conservancy | 990 | Director | - | $0 | $0 | View return |
| 2016 | Missouri Bankers Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Southwest Louisiana Bar Foundation | 990EZ | Board Member | 2 | $0 | - | View return |
| 2016 | Baycare Health Systems Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | National Institute on Retirement Security | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Edinburg Foundation Inc | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | Heart Love & Soul Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Edinburg Rotary Club | 990EZ | Board Member | 4 | $0 | - | View return |
| 2015 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $242,311 | $0 | View return |
| 2015 | Fellowship of Christian Athletes | 990 | Vice Pres | 50 | $134,582 | $0 | View return |
| 2015 | The Credit Union League Of | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Natural Resources Foundation of Wisconsin Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Williamson Family Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2015 | Countryside Conservancy | 990 | Director | - | $0 | $0 | View return |
| 2015 | Missouri Bankers Foundation Inc. | 990 | Director | 0.2 | $0 | $0 | View return |
| 2015 | Science Council for Global Initiatives Incorporated | 990EZ | Director | 1 | $0 | - | View return |
| 2015 | National Institute on Retirement Security | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Macon Fireman'S Credit Union | 990 | Supervisory Chair | 1 | $0 | $0 | View return |
| 2015 | Eduguide | 990 | Board Chair | 2 | $0 | $0 | View return |
| 2015 | Mingan Island Cetacean Study Inc | 990 | Vice Preside | 5 | $0 | $0 | View return |
| 2015 | Baycare Health Systems Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2015 | Scranton Chamber of Commerce | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Southwest Louisiana Bar Foundation | 990EZ | Board Member | 2 | $0 | - | View return |
| 2015 | The University of Texas Rio Grande Valley Foundation | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | Edinburg Rotary Club | 990EZ | Board Member | 4 | $0 | - | View return |
| 2014 | Saint Lukes Northland Hospital | 990 | Physician | 40 | $377,422 | $0 | View return |
| 2014 | United Way of Southeast Louisiana | 990 | President/CEO | 37.5 | $226,886 | $0 | View return |
| 2014 | Williamson Family Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2014 | National Institute on Retirement Security | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | United for DC Inc | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2014 | Mingan Island Cetacean Study Inc | 990 | Vice Preside | 5 | $0 | $0 | View return |
| 2014 | Baycare Health Systems Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | The Credit Union League Of | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2014 | Eduguide | 990 | Vice Chair P | 2 | $0 | $0 | View return |
| 2014 | Missouri Bankers Foundation Inc. | 990EZ | Director | 0.5 | $0 | $0 | View return |
| 2014 | Oakwood Cemetery Association | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Macon Fireman'S Credit Union | 990 | Supervisory Chair | 1 | $0 | $0 | View return |
| 2014 | Scranton Chamber of Commerce | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Edinburg Rotary Club | 990EZ | Board Member | 4 | $0 | - | View return |
| 2013 | Saint Lukes Northland Hospital | 990 | Physician | 40 | $477,939 | $0 | View return |
| 2013 | United Way of Southeast Louisiana | 990 | President/CEO | 40 | $182,909 | $0 | View return |
| 2013 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2013 | Williamson Family Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2013 | Eduguide | 990 | Vice Chair P | 2 | $0 | $0 | View return |
| 2013 | Baycare Health Systems Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | National Institute on Retirement Security | 990 | Chairman | 1 | $0 | $0 | View return |
| 2013 | Macon Fireman'S Credit Union | 990 | Supervisory Chair | 1 | $0 | $0 | View return |
| 2013 | Mingan Island Cetacean Study Inc | 990 | Vice Preside | 5 | $0 | $0 | View return |
| 2013 | Edinburg Foundation Inc | 990 | Director | 0 | $0 | $0 | View return |
| 2013 | Federal City Council | 990 | Trustee | 0.2 | $0 | $0 | View return |
| 2012 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2011 | Williamson Family Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2011 | Michael and Joan Williamson Family Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2011 | Bank-On-Rain | 990PF | Managing Director | 10 | $0 | - | View return |
| 2010 | Michael and Joan Williamson Family Foundation | 990PF | President / Director / Secretary | 1 | $0 | - | View return |
| 2010 | Williamson Family Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |