Nonprofits in Wilmington, Delaware
Nonprofits in Wilmington, Delaware. Browse 5,363 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Simplistic Foundation
EIN 452741447 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Simran Foundation
EIN 853960357 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Singhal Family Charitable Foundation
EIN 208037921 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Singley Strong Foundation
EIN 853592011 · Headquarters: Wilmington, DE, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sis Brown Family Foundation 127018-000
EIN 376650190 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF
- Sister Cities of Wilmington Inc
EIN 510147679 · Headquarters: Wilmington, DE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- SITY Foundation
EIN 271340597 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Six Hundred and Rising Corp
EIN 862827983 · Headquarters: WILMINGTON, DE, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-PF
- Six String Giving Foundation
EIN 872664106 · Headquarters: Wilmington, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- SJ & LB Foundation Inc
EIN 275023353 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- SJ Weiler Fund
EIN 452671139 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Skilgro Inc
EIN 334112668 · Headquarters: Wilmington, DE, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Skylight Foundation Inc the Siegfried Group
EIN 204281816 · Headquarters: WILMINGTON, DE, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Skyline Support Association
EIN 201088425 · Headquarters: Wilmington, DE, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- SLC29A3 Foundation
EIN 394154463 · Headquarters: Wilmington, DE, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Slice of Life Ministry Foundation
EIN 271775851 · Headquarters: Wilmington, DE, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Slicker Enterprise Foundation
EIN 852913239 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Slopanskey Charitable Foundation
EIN 137298696 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Slow Food USA Inc
EIN 010952922 · Headquarters: Wilmington, DE, US · Food, Agriculture & Nutrition · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Small Lake Foundation
EIN 931733745 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Smilow Foundation
EIN 066299809 · Headquarters: WILMINGTON, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Smilow Foundation Inc
EIN 921388481 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Smiths Global Nexus Inc
EIN 332644413 · Headquarters: Wilmington, DE, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Smyth Foundation
EIN 516178707 · Headquarters: Wilmington, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Snow Family Foundation
EIN 873144511 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Snuff Mill Swimming Club Inc
EIN 510075576 · Headquarters: Wilmington, DE, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Snyder White Oaks of Delaware Foundation
EIN 263287087 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Social Wellness Institute
EIN 931988227 · Headquarters: Wilmington, DE, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sociedad De Biofisicos Latinoamericanos
EIN 332427857 · Headquarters: Wilmington, DE, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Societa Da Vinci Inc C/o Anthony Scafide Treasurer
EIN 510408382 · Headquarters: WILMINGTON, DE, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Society for Preservation & Encourmt of Barbershop Quartet Singing Amer
EIN 526067214 · Headquarters: Wilmington, DE, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Society for Preservation & Encrgmnt of Barbershop Quartet Singing Amer
EIN 516015052 · Headquarters: Wilmington, DE, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Society for the Advancement of Separations Technology
EIN 311627650 · Headquarters: Wilmington, DE, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Society of Colonial Wars of Delaware
EIN 510327418 · Headquarters: WILMINGTON, DE, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Society of Former Special Agents of the Fbi Inc
EIN 232283703 · Headquarters: wilmington, DE, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Society of Mayflower Descendants in the State of Delaware
EIN 510333652 · Headquarters: Wilmington, DE, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Society of Natural History of Delaware Wilmington Free Library
EIN 516015866 · Headquarters: Wilmington, DE, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Society of Our Lady of Mt Carmel Inc
EIN 232077858 · Headquarters: Wilmington, DE, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Society of Professional Journalists
EIN 463980397 · Headquarters: Wilmington, DE, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Sodat - Delaware Inc
EIN 237091103 · Headquarters: WILMINGTON, DE, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990
- Sohn Family Foundation
EIN 814641320 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF
- Sojourners' Place
EIN 510324770 · Headquarters: WILMINGTON, DE, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- Solder True Life Foundation
EIN 844045550 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Soleri Foundation
EIN 872376150 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Solot and Karp Family Foundation
EIN 237933630 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Something 4 Us by Us
EIN 883067959 · Headquarters: Wilmington, DE, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sonder Foundation
EIN 271424512 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Sons of Italy in America
EIN 510066699 · Headquarters: WILMINGTON, DE, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sons of Saints Foundation
EIN 451496386 · Headquarters: Wilmington, DE, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Sons of Union Veterans of the Civil War
EIN 516015295 · Headquarters: Wilmington, DE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sonscope Foundation
EIN 464239579 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Sophisticated Women Achieving Goals
EIN 851225245 · Headquarters: Wilmington, DE, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sor Scholarship Association of Wilmington Delaware
EIN 455250714 · Headquarters: Wilmington, DE, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Soran Foundation
EIN 274449723 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-PF
- Sordoni Family Foundation
EIN 460749551 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Sorensen Family Foundation
EIN 831379795 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Soul Riders Car Club
EIN 200203649 · Headquarters: WILMINGTON, DE, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Soundingboard Project Inc
EIN 821311814 · Headquarters: Wilmington, DE, US · Mental Health & Crisis Intervention · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- South Asian Americans for Change Inc
EIN 921279159 · Headquarters: WILMINGTON, DE, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southbridge Community Development Corporation
EIN 510419197 · Headquarters: Wilmington, DE, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southbridge Medical Advisory Council Inc
EIN 237047824 · Headquarters: WILMINGTON, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southeastern PA-DE House Rabbit Society
EIN 232983489 · Headquarters: Wilmington, DE, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southpoint Family Foundation
EIN 332036655 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Southwest Civic Association
EIN 332782294 · Headquarters: Wilmington, DE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sparking Life Inc
EIN 272300903 · Headquarters: WILMINGTON, DE, US · Health Care · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Speak for Those Who Cannot Programs Inc
EIN 010950485 · Headquarters: Wilmington, DE, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Specialisterne USA
EIN 453612906 · Headquarters: WILMINGTON, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Spector Family Foundation
EIN 203926141 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Spiegelman Foundation
EIN 820654237 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Spillers Family Foundation
EIN 270174661 · Headquarters: Wilmington, DE, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Spirit of Kindness Foundation
EIN 872996414 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Springboard Delaware
EIN 853335151 · Headquarters: WILMINGTON, DE, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- Springer Middle School Family Association
EIN 824080956 · Headquarters: Wilmington, DE, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Springer Middle School Pta
EIN 510357530 · Headquarters: Wilmington, DE, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Spruance Foundation I
EIN 510351914 · Headquarters: Wilmington, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Spruance Foundation II
EIN 461564619 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Spur Impact Association
EIN 823990289 · Headquarters: WILMINGTON, DE, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Spurling Family Foundation
EIN 870852929 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Squash Program Inc
EIN 202618034 · Headquarters: WILMINGTON, DE, US · Recreation & Sports · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Squid Inc
EIN 232410366 · Headquarters: WILMINGTON, DE, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- SRF Impact Fund
EIN 842321253 · Headquarters: Wilmington, DE, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Sriver Foundation
EIN 203821480 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Ssp International Inc
EIN 943341965 · Headquarters: WILMINGTON, DE, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Anthony in the Hills Inc
EIN 232950517 · Headquarters: WILMINGTON, DE, USA · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990
- St Anthony's Community Center Inc
EIN 510116737 · Headquarters: WILMINGTON, DE, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Anthony's Education Fund Inc
EIN 510296075 · Headquarters: WILMINGTON, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- St Anthony's Housing for the Elderly Corporation
EIN 510246884 · Headquarters: WILMINGTON, DE, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Francis Foundation
EIN 510374158 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990
- St Francis Hospital Inc
EIN 510064326 · Headquarters: WILMINGTON, DE, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- St James Episcopal Church Trust
EIN 746513563 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF
- St Michael's School and Nursery Inc
EIN 510066741 · Headquarters: WILMINGTON, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Patrick's Center Inc
EIN 510120169 · Headquarters: WILMINGTON, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Paul Community Foundation
EIN 814001023 · Headquarters: Wilmington, DE, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Stage Magazine Inc
EIN 275138543 · Headquarters: Wilmington, DE, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Stallworth OhYes Foundation
EIN 872310641 · Headquarters: Wilmington, DE, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Stand By You Foundation Inc
EIN 300946019 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Stand Up for What Is Right And
EIN 522283485 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ
- Standard Industries Charitable Foundation
EIN 834341455 · Headquarters: Wilmington, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Standardswork Inc
EIN 521785250 · Headquarters: Wilmington, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Stanley Bagnasco Foundation
EIN 204889640 · Headquarters: WILMINGTON, DE, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF