Nonprofits in Illinois
Nonprofits in Illinois. Browse 87,324 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
- Theta Mu Chapter of the Alpha Tau Omega Fraternity
EIN 510219906 · Headquarters: Elmhurst, IL, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Theta Mu Lambda Charitable Foundation
EIN 363703340 · Headquarters: CHICAGO HEIGHTS, IL, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Theta Xi Fraternity
EIN 370667685 · Headquarters: Champaign, IL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990
- Theta Xi Fraternity
EIN 370811499 · Headquarters: Macomb, IL, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Theta Xi Fraternity
EIN 371230587 · Headquarters: Carbondale, IL, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Theta Xi Fraternity
EIN 376075227 · Headquarters: PEORIA, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Theta Xi Fraternity Alpha Beta Assn
EIN 370667850 · Headquarters: NAPERVILLE, IL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990
- Theta Xi Fraternity Gamma Kappa Chapter
EIN 911865452 · Headquarters: CHICAGO, IL, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Thetakeback
EIN 822278711 · Headquarters: CHICAGO, IL, US · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Theupdate Group Nfp
EIN 461984353 · Headquarters: Chicago, IL, US · Public & Societal Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- They Are Stealing from You
EIN 873846355 · Headquarters: Lake Forest, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- They Inherit Nfp
EIN 821996848 · Headquarters: Savoy, IL, US · International, Foreign Affairs & National Security · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Thf Ministry
EIN 854045976 · Headquarters: DES PLAINES, IL, US · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Thi-10 Inc
EIN 363967815 · Headquarters: CHICAGO, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thi-11 Inc
EIN 363967819 · Headquarters: CHICAGO, IL, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thi-12 Inc
EIN 364168062 · Headquarters: CHICAGO, IL, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thi-13 Inc
EIN 364168063 · Headquarters: CHICAGO, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- Thi-14 Inc
EIN 364168066 · Headquarters: CHICAGO, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- Thi-4 Inc
EIN 363783906 · Headquarters: CHICAGO, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thi-5 Inc
EIN 363783908 · Headquarters: CHICAGO, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thi-6 Inc
EIN 363783907 · Headquarters: CHICAGO, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thi-7 Inc
EIN 363783909 · Headquarters: CHICAGO, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thi-8 Inc
EIN 363783910 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Thi-9 Inc
EIN 363967813 · Headquarters: CHICAGO, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thien Tam Buddhist Temple Nfp
EIN 475445191 · Headquarters: PEORIA, IL, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thierer Family Foundation
EIN 810718077 · Headquarters: CHICAGO, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Thigpen Elementary School Pto
EIN 371765591 · Headquarters: Joliet, IL, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Thin Ice Ensemble Theater Nfp
EIN 463450973 · Headquarters: Glenview, IL, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Thing 123 Foundation
EIN 364284264 · Headquarters: ELMHURST, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Think B L U E Foundation
EIN 934883547 · Headquarters: Chicago, IL, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Think Before You Shoot
EIN 461322551 · Headquarters: Chicago, IL, US · Crime & Legal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Think Big America
EIN 933884227 · Headquarters: CHICAGO, IL, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990
- Think Big Corporation
EIN 832070051 · Headquarters: ROCKFORD, IL, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Think Free
EIN 830789753 · Headquarters: CHICAGO, IL, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Think Freely Media
EIN 271110796 · Headquarters: CHICAGO, IL, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Think Institute Nfp
EIN 883225438 · Headquarters: Geneva, IL, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Think Mentor Academy
EIN 475632580 · Headquarters: West Peoria, IL, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Think of Others
EIN 273012333 · Headquarters: Schaumburg, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Think Outside Da Block Inc
EIN 813812257 · Headquarters: CHICAGO, IL, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990
- Think Regeneration
EIN 920998684 · Headquarters: Colona, IL, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Think Wholistic
EIN 813415549 · Headquarters: Naperville, IL, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Thinkamazing Inc
EIN 851418038 · Headquarters: Aurora, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Thinkfirst Foundation
EIN 363730822 · Headquarters: WHEATON, IL, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990
- Thinking Beyond the Box Corp
EIN 850528088 · Headquarters: Chicago, IL, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Thinkmagenta Foundation
EIN 810894409 · Headquarters: Highland Park, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Thinktorah Inc
EIN 394104710 · Headquarters: CHICAGO, IL, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Thinkwell Makerspace Innovations
EIN 921558026 · Headquarters: DECATUR, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Third Circle
EIN 884180887 · Headquarters: Chicago, IL, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Third City Studio Nfp
EIN 883461697 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Third Coast Baroque Nfp
EIN 812389287 · Headquarters: Chicago, IL, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Third Coast International Audio Festival
EIN 264611880 · Headquarters: Chicago, IL, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Third Coast Music
EIN 301275842 · Headquarters: Glenview, IL, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Third Coast Percussion Nfp
EIN 421744369 · Headquarters: CHICAGO, IL, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Third Dist Fire Chief Assn Mabas 24
EIN 870714762 · Headquarters: HOMEWOOD, IL, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990
- Third District American Legion Auxi Liary Dept of Il
EIN 394815237 · Headquarters: lynwood, IL, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Third District Illinois Federation of Womens Clubs
EIN 366096018 · Headquarters: CHICAGO, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Third Estate Art Nfp
EIN 831099888 · Headquarters: Chciago, IL, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Third Eye Education and Research Enterprises Nfp
EIN 883488919 · Headquarters: Chicago, IL, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Third Eye Theatre Ensemble
EIN 462897055 · Headquarters: Park Ridge, IL, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Third F Foundation
EIN 873341186 · Headquarters: Plainfield, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Third Gear Youth Leadership Organiz
EIN 550865332 · Headquarters: CHICAGO, IL, USA · Public & Societal Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ
- Third Millennium Philosophy of Science Institute
EIN 882770156 · Headquarters: CHICAGO, IL, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Third Place Database
EIN 393256316 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Third Space Chicago
EIN 811081693 · Headquarters: Chicago, IL, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Third Ward Social Club
EIN 361860277 · Headquarters: AURORA, IL, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Third Watch Ministries Nfp
EIN 201974607 · Headquarters: Wheaton, IL, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Third World Educational Consultancy
EIN 800790897 · Headquarters: Harvey, IL, US · International, Foreign Affairs & National Security · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Third World Press Foundation Inc
EIN 010650121 · Headquarters: Chicago, IL, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Thirsty Child Nfp
EIN 882727057 · Headquarters: NAPERVILLE, IL, US · International, Foreign Affairs & National Security · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Thirteen-fifty Foundation Inc
EIN 364474724 · Headquarters: CHICAGO, IL, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Thirty Four Foundation
EIN 883571029 · Headquarters: Chicago, IL, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- This Able Veteran
EIN 275103356 · Headquarters: CARBONDALE, IL, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990
- This Age Global Church Ministries
EIN 850526718 · Headquarters: Danville, IL, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- This Community Cares
EIN 320547596 · Headquarters: Lemont, IL, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- This Funds NFP
EIN 412734756 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- This Girls Story
EIN 881439468 · Headquarters: Wheaton, IL, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- This Grow Round
EIN 332342624 · Headquarters: OFallon, IL, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- This Is for You
EIN 993892838 · Headquarters: Carmi, IL, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- This Is Life
EIN 814587693 · Headquarters: Chicago, IL, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- This Is Me Inc
EIN 364376842 · Headquarters: Chicago, IL, US · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- This Ministry
EIN 412762124 · Headquarters: Belleville, IL, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- This Spaceship Earth Inc
EIN 475532352 · Headquarters: HIGHLAND PARK, IL, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Thistle Brae Farm
EIN 393909563 · Headquarters: Fox River Grove, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Thodos Dance Chicago
EIN 364178461 · Headquarters: Chicago, IL, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Tholen Cemetery Tr
EIN 376355760 · Headquarters: Jacksonville, IL, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Thomas & Catherine Reedy Foundation
EIN 364336558 · Headquarters: GLENVIEW, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-PF
- Thomas & Marilyn Heath Charitable Trust
EIN 366848625 · Headquarters: DEERFIELD, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Thomas & Maureen Oconnor Family Foundation
EIN 205988817 · Headquarters: BOURBONNAIS, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Thomas a Demetrio Foundation
EIN 363441424 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Thomas a Jennings Det Marine Corps League
EIN 371162087 · Headquarters: Oblong, IL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Thomas and Maura Ryan Family Foundation
EIN 800293467 · Headquarters: LAKE FOREST, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Thomas and Patricia Pelger Family Charitable Foundation
EIN 456562393 · Headquarters: PEORIA, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Thomas Arkle Clark Chapter House Memoria
EIN 376036053 · Headquarters: Champaign, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Thomas B Earle Foundation
EIN 596784786 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Thomas C Hand Trust Uw Fbo St Bonaventure
EIN 166294224 · Headquarters: CHICAGO, IL, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Thomas Cellini Huntington's Foundation
EIN 203854373 · Headquarters: CHICAGO HEIGHTS, IL, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Thomas E Digman Tuw Xxxxx3003
EIN 556090022 · Headquarters: CHICAGO, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Thomas E Hartung American Legion Post #1977
EIN 363356283 · Headquarters: NEW LENOX, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Thomas E Wortham Iv Memorial Foundation
EIN 272691600 · Headquarters: Chicago, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Thomas F and Susan P Moran Family Foundation
EIN 461598110 · Headquarters: CHICAGO, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF