| Name | Deductibility Code |
| 12 & 12 Drop in Center Inc. | -- |
| Acts of Kindness Ua | -- |
| Alcocare Inc. | -- |
| Alma Doten Charitable Trust | 4 |
| Alzheimers Support Center of Rock County | -- |
| American Legion Baseball of Janesville Wisconsin Inc. | -- |
| Badger Animal Fund Inc. | -- |
| Baer Foundation Inc. | 4 |
| Beauty for Ashes Inc. | -- |
| Beginnings Group Foster Home Inc. | -- |
| Believers in Christ Fellowship | -- |
| Beloit Assisted Living Inc. | -- |
| Blackhawk Vocational Technical District Educational Foundation in | -- |
| Boys & Girls Club of Janesville | -- |
| Cargill United Methodist Foundation of Janesville Inc. | -- |
| Carrie Foundation | 4 |
| Cats Inc. | -- |
| Cedar Crest Foundation Inc. | -- |
| Cedar Crest Inc. | -- |
| Child Care Resource and Referral of South Central Wisconsin Inc. | -- |
| Children Are Our Specialty | -- |
| Childs First Center Inc. | -- |
| Choral Union Ltd. | -- |
| Christian Creation Association Inc. | -- |
| Churches Center for Land and People | -- |
| Citizens for Loving Resolutions Inc. | -- |
| Community Action Inc. of Rock and Walworth Counties | -- |
| Community Foundation of Southern Wisconsin Inc. | -- |
| Couger Band Boosters | -- |
| Crossroads Counseling Center Inc. | -- |
| Csa Boys Booster Club Inc. | -- |
| Dodson Foundation Inc. | 4 |
| Donald & Diana Ryan Foundation Ltd. | 4 |
| Downtown Janesville Inc. | -- |
| Ekklasia Foundation Inc. | -- |
| Elks Ladies of Janesville | -- |
| Everyone Cooperating to Help Others Inc. | -- |
| Faith Bible Chapel Ltd. | -- |
| Faith Community Church | -- |
| Faith Lutheran Endowment Foundation Inc. | -- |
| Family Respite Care Services for Rock County Inc. | -- |
| Family YMCA of Northern Rock County Inc. | -- |
| Fingerprints of God Childcare and Learning Center Inc. | -- |
| First Senior Housing Corporation | -- |
| Forward Foundation Inc. | -- |
| Foundation for the Preservation of 108 South Jackson St. Inc. | -- |
| Freedom Plastics Foundation Inc. | 4 |
| Friends of Hedberg Public Library | -- |
| Friends of Janesville Public Access Television Inc. | -- |
| Friends of Riverside Park Janesvill E Wisconsin | -- |
| Friends of the Saxonia House Inc. | -- |
| Gilbert W Siron Charitable Fdn | 4 |
| God is Faitrhful Temporary Shelter | -- |
| Good Shepherd K-9 Rescue Inc. | -- |
| Goshen Childrens Home Inc. | -- |
| Grace Community International of Janesville Wi | -- |
| Green Beret Marching Band Parents Inc. | -- |
| Group Living Home Inc. | -- |
| Habiba Chaouch Foundation | -- |
| Healthnet of Janesville Inc. | -- |
| Hedberg Public Library Foundation Inc. | -- |
| House of the Rising Sons Inc. | -- |
| Hufcor Foundation Inc. | 4 |
| Independent Disability Services Inc. | -- |
| Izaak Walton League of America Milwaukee Chapter Perkins Wildlife | 4 |
| J & R Foundation Inc. | 4 |
| J P C Foundation | 4 |
| Janesville Alumni Athletic Foundation Inc. | -- |
| Janesville Area Crimestoppers Programs Inc. | -- |
| Janesville Art League | -- |
| Janesville Community Day Care Center Inc. | -- |
| Janesville Education Foundation Inc. | -- |
| Janesville Firefighters Charities | -- |
| Janesville Foundation Inc. | 4 |
| Janesville Hockey Club Inc. | -- |
| Janesville Lightning Softball | -- |
| Janesville Little Theater Ltd. | -- |
| Janesville Museum Inc. | -- |
| Janesville Performing Arts Center Inc. | -- |
| Janesville Presents Inc. | -- |
| Janesville Rotary Foundation | -- |
| Janesville School District Alumni Association Inc. | -- |
| Janesville Senior Citizens | -- |
| Janesville Youth Baseball & Softball Association Inc. | -- |
| Janesville Youth Football Inc. | -- |
| Jeffris Family Foundation Ltd. | 4 |
| Jehovahs Witnesses Assembly Hall of Wisconsin Inc. | -- |
| Joels Place Christian Fellowship | -- |
| Johnstown Center Cemetery Association | 6 |
| Kandu Endowment Fund Inc. | -- |
| Kandu Industries Inc. | -- |
| Kennedy Elementary School Pto | -- |
| Lazarus Foundation Inc. | -- |
| Leadership Development Academy Inc. | -- |
| Light of Hope & Freedom Ministries Inc. | -- |
| Living Water Ministries Foundation Inc. | -- |
| Love Inc. of Rock County Inc. | -- |
| Marcella S Pendall Charitable Remainder Annuity Tr | 4 |
| Mentoring Moms Inc. | -- |
| Mercy Alliance Inc. | -- |
| Mercy Assisted Care Inc. | -- |
| Mercy Health System Corporation | -- |
| Mercy Hospital Auxiliary Inc. | -- |
| Mercy Hospital of Janesville Wisconsin Development Foundation I | -- |
| Midwest Christian Center Inc. | -- |
| Milton Basketball Boosters Inc. | -- |
| New Life Eunjin Church | -- |
| Nutrition & Health Associates Inc. | -- |
| Oak Hill Cemetery Association | 6 |
| Oakhill Christian School Ltd. | -- |
| Parker Foundation | 4 |
| Parker Viking Athletic Booster Club Inc. | -- |
| Partners in Prevention Rock County Inc. | -- |
| Pentacostal Hispanic Church | -- |
| Pregnancy Helpline of Janesville Inc. | -- |
| Pro Se Inc. | -- |
| Rath Foundation Inc. | 4 |
| Red Road Rooming House Inc. | -- |
| Rock Aqua Jays Water Ski Club Inc. | -- |
| Rock Around the Block Inc. | -- |
| Rock Co Genealogical Society Inc. | -- |
| Rock County 4-H Fair Inc. Court House | -- |
| Rock County Beef Producers Inc. | -- |
| Rock County Evangelical Church Association Incorporated | -- |
| Rock County Guardian Angel Fund Inc. | 4 |
| Rock County Historical Society | -- |
| Rock County Humane Society Inc. | -- |
| Rock Prairie Montessori Inc. | -- |
| Rock Soccer Club | -- |
| Rock Trail Coalition | -- |
| Rock Valley Community Programs Inc. | -- |
| Rotary Gardens Inc. | -- |
| Scholarships for Technical and Recognized Training | -- |
| Senior Services of Rock County Inc. | -- |
| Senior Services Plus Health Care Inc. | -- |
| Seventh Day Baptist Historical Society | -- |
| Skatin Place Artistic Skating Club Ltd. | 4 |
| Southern Wisconsin Airfest | -- |
| Spirit Horse Equine Rescue & Education Center | -- |
| Spotlight on Kids Inc. | -- |
| St. Anthony of Padua Charitable Trust | -- |
| St. John Lutheran Church | -- |
| Stateline Youth Sports Association Inc. | 4 |
| Take A Kid Hunting Foundation Inc. | -- |
| Teamster Retiree Housing of Janesville Wisconsin Inc. | -- |
| Tee It Up for Women Inc. | -- |
| The Literacy Connection | -- |
| Theatre Unlimited Inc. | -- |
| U-W Center-Rock County Association Inc. | -- |
| Under the Bodhi Tree Ltd. | -- |
| United Arts Alliance Inc. | -- |
| United Way of North Rock County Inc. | -- |
| Watch Dog Mobile Home Taxpayers Coalition | -- |
| Wesley Avenue Alano Club Inc. | -- |
| Westside Baptist Church | -- |
| William J Cronin Foundation | 4 |
| Williams Family Foundation Inc. | 4 |
| Wisconsin Aviation Academy Inc. | -- |
| Wisconsin Family Career and Community Leaders of America | -- |
| Wisconsin Military Armaments Museum Inc. | -- |
| Wisconsin Paramedic Seminar Inc. | -- |
| Wisconsin Vest-A-Dog Inc. | -- |
| Young Womens Christian Association | -- |