| 2025 | Lakelands Golf and Country Club | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | The Walker Family Foundation | 990PF | Pres | 10 | $20,188 | $0 | View return |
| 2024 | Walker Helen G Found Char | 990PF | Co-Trustee | 4 | $5,294 | - | View return |
| 2024 | Lakelands Golf and Country Club | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Hunger Task Force of La Crosse Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Joseph & Elizabeth Hoffart Charitable Foundation | 990PF | Director | 4 | $0 | $0 | View return |
| 2024 | Rhododendron Species Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2024 | Chugiak Youth Sports Association | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Roosevelt Memorial Health Care Foundation | 990 | Chairman | 1 | $0 | $0 | View return |
| 2023 | The Walker Family Foundation | 990PF | Pres | 10 | $20,188 | $0 | View return |
| 2023 | Walker Helen G Found Char | 990PF | Co-Trustee | 4 | $5,384 | - | View return |
| 2023 | Play Study Win Inc. | 990 | President | 20 | $0 | $98,544 | View return |
| 2023 | Lakelands Golf and Country Club | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Hunger Task Force of La Crosse Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | Society of Play | 990EZ | Director | 0 | $0 | - | View return |
| 2023 | Chugiak Youth Sports Association | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Joseph & Elizabeth Hoffart Charitable Foundation | 990PF | Director | 4 | $0 | $0 | View return |
| 2023 | Rhododendron Species Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2023 | Virginia Soybean Association Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Roosevelt Memorial Health Care Foundation | 990 | Vice Chairma | 1 | $0 | $0 | View return |
| 2022 | The Walker Family Foundation | 990PF | Pres | 10 | $20,188 | $0 | View return |
| 2022 | Walker Helen G Found Char | 990PF | Co-Trustee | 4 | $5,563 | - | View return |
| 2022 | Play Study Win Inc. | 990 | President | 20 | $0 | $90,000 | View return |
| 2022 | Rhododendron Species Foundation | 990 | President | 1.5 | $0 | $0 | View return |
| 2022 | Joseph & Elizabeth Hoffart Charitable Foundation | 990PF | Director | 4 | $0 | $0 | View return |
| 2022 | Society of Play | 990EZ | Director | 0 | $0 | - | View return |
| 2022 | Sigma Chi Fraternity | 990EZ | Consul | 10 | $0 | - | View return |
| 2022 | Roosevelt Memorial Health Care Foundation | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2021 | The Walker Family Foundation | 990PF | Pres | 10 | $20,188 | $0 | View return |
| 2021 | Walker Helen G Found Char | 990PF | Co-Trustee | 1 | $6,305 | - | View return |
| 2021 | Bellevue College Ahe | 990 | Executive Me | 2 | $1,211 | $0 | View return |
| 2021 | Play Study Win Inc. | 990 | President | 20 | $0 | $69,000 | View return |
| 2021 | Society of Play | 990EZ | Director | 0 | $0 | - | View return |
| 2021 | Greater Hewitt Chamber of Commerce | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Joseph & Elizabeth Hoffart Charitable Foundation | 990PF | Director | 4 | $0 | $0 | View return |
| 2021 | Rhododendron Species Foundation | 990 | President | 1.5 | $0 | $0 | View return |
| 2021 | Sigma Chi Fraternity | 990EZ | Pro Consul | 10 | $0 | - | View return |
| 2021 | Eagle Christian Academy | 990 | President | 0.5 | $0 | $0 | View return |
| 2021 | Roosevelt Memorial Health Care Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Walker Family Foundation | 990PF | Pres | 10 | $19,140 | $0 | View return |
| 2020 | Walker Helen G Found Char | 990PF | Co-Trustee | 1 | $5,035 | - | View return |
| 2020 | Play Study Win Inc. | 990 | President | 20 | $0 | $69,000 | View return |
| 2020 | Joseph & Elizabeth Hoffart Charitable Foundation | 990PF | Director, Vice President | 7 | $0 | $0 | View return |
| 2020 | Rhododendron Species Foundation | 990 | 1st Vice Pre | 1.5 | $0 | $0 | View return |
| 2020 | Greater Hewitt Chamber of Commerce | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Roosevelt Memorial Health Care Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Cameron Park Zoological & Botanical Society | 990 | Director | - | $0 | $0 | View return |
| 2019 | The Walker Family Foundation | 990PF | Pres | 10 | $20,188 | $0 | View return |
| 2019 | Walker Helen G Found Char | 990PF | Co-Trustee | 1 | $5,618 | - | View return |
| 2019 | Play Study Win Inc. | 990 | President | 20 | $0 | $75,438 | View return |
| 2019 | Joseph & Elizabeth Hoffart Charitable Foundation | 990PF | Director, Vice President | 3.5 | $0 | $0 | View return |
| 2019 | Rhododendron Species Foundation | 990 | 1st Vice Pre | 1.5 | $0 | $0 | View return |
| 2019 | Roosevelt Memorial Health Care Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Walker Family Foundation | 990PF | Pres | 10 | $38,934 | $0 | View return |
| 2018 | The Walker Family Foundation | 990PF | Pres | 10 | $38,934 | $0 | View return |
| 2018 | Walker Helen G Found Char | 990PF | Co-Trustee | 1 | $5,379 | - | View return |
| 2018 | Play Study Win Inc. | 990 | President | 20 | $0 | $74,004 | View return |
| 2018 | Rhododendron Species Foundation | 990 | 1st Vice Pre | 1.5 | $0 | $0 | View return |
| 2018 | Joseph & Elizabeth Hoffart Charitable Foundation | 990PF | Director, Vice President | 2.5 | $0 | $0 | View return |
| 2018 | Cameron Park Zoological & Botanical Society | 990 | President-El | 1 | $0 | $0 | View return |
| 2017 | The Walker Family Foundation | 990PF | Pres,Sec,Trs | 0 | $56,000 | $0 | View return |
| 2017 | Play Study Win Inc. | 990 | President | 20 | $0 | $73,000 | View return |
| 2017 | Rhododendron Species Foundation | 990 | 1st Vice President | 1.5 | $0 | $0 | View return |
| 2017 | The Ovarian Cancer Institute Inc | 990 | President | 1 | $0 | $0 | View return |
| 2017 | Cameron Park Zoological & Botanical Society | 990 | President-El | 1 | $0 | $0 | View return |
| 2016 | Play Study Win Inc. | 990 | President | 20 | $68,404 | $0 | View return |
| 2016 | The Walker Family Foundation | 990PF | Pres,Sec,Trs | 0 | $54,500 | $0 | View return |
| 2016 | The Ovarian Cancer Institute Inc | 990 | President | 1 | $0 | $0 | View return |
| 2016 | Rhododendron Species Foundation | 990 | 1st Vice President | 1.5 | $0 | $0 | View return |
| 2016 | Cameron Park Zoological & Botanical Society | 990 | Vice Preside | 1 | $0 | $0 | View return |
| 2015 | Play Study Win Inc. | 990 | President | 20 | $66,361 | $0 | View return |
| 2015 | The Walker Family Foundation | 990PF | Pres,Sec,Trs | 0 | $53,000 | $0 | View return |
| 2015 | Rhododendron Species Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2015 | The Ovarian Cancer Institute Inc | 990 | President | 1 | $0 | $0 | View return |
| 2014 | The Walker Family Foundation | 990PF | Pres,Sec,Trs | 5 | $51,500 | $0 | View return |
| 2014 | Play Study Win Inc. | 990 | President | 20 | $0 | $18,462 | View return |
| 2014 | Atlantic Conservation Partnership Ltd. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | The Ovarian Cancer Institute Inc | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | Rhododendron Species Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2013 | The Walker Family Foundation | 990PF | Pres,Sec,Trs | 5 | $50,000 | $0 | View return |
| 2013 | The Ovarian Cancer Institute Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Atlantic Conservation Partnership Ltd. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Rhododendron Species Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2013 | Play Study Win Inc. | 990 | President | 20 | $0 | $0 | View return |
| 2012 | The Walker Family Foundation | 990PF | Pres,Sec,Trs | 5 | $0 | $0 | View return |
| 2011 | The Walker Family Foundation | 990PF | Pres,Sec,Trs | 0 | $0 | $0 | View return |
| 2010 | The Walker Family Foundation | 990PF | Pres,Sec,Trs | 0 | $0 | $0 | View return |