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
- International Association of Oral and Maxillofacial Surgeons Foundation
EIN 541825078 · Headquarters: Chicago, IL, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Association of R S Prussia Collectors Inc
EIN 351678438 · Headquarters: Waterman, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Rehabilitation Professionals
EIN 541205094 · Headquarters: PARK RIDGE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Association of Sheet Metal Air Rail & Transporta
EIN 237005088 · Headquarters: Chicago, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 237178718 · Headquarters: GALESBURG, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Association of Sheet Metal Air Rail & Transportation
EIN 237184552 · Headquarters: POPLAR GROVE, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 356004001 · Headquarters: Carmi, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 362608546 · Headquarters: MATTESON, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Association of Sheet Metal Air Rail & Transportation
EIN 363847208 · Headquarters: Richton Park, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Association of Sheet Metal Air Rail & Transportation
EIN 366000420 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Association of Sheet Metal Air Rail & Transportation
EIN 366000421 · Headquarters: AURORA, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Association of Sheet Metal Air Rail & Transportation
EIN 366000423 · Headquarters: Palos Heights, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 366000424 · Headquarters: La Grange, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 366006692 · Headquarters: Chicago, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 366007524 · Headquarters: CHICAGO, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Association of Sheet Metal Air Rail & Transportation
EIN 366008874 · Headquarters: OAK FOREST, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 366009115 · Headquarters: Midlothian, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 366131179 · Headquarters: KANKAKEE, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 366146455 · Headquarters: MIDLOTHIAN, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 366164522 · Headquarters: Chicago, IL, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 366165136 · Headquarters: Alsip, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Association of Sheet Metal Air Rail & Transportation
EIN 370557803 · Headquarters: Caseyville, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Association of Sheet Metal Air Rail & Transportation
EIN 370845216 · Headquarters: Galesburg, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 370905865 · Headquarters: MORRISON, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Association of Sheet Metal Air Rail & Transportation
EIN 371070332 · Headquarters: CAMARGO, IL, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 376005377 · Headquarters: BEARDSTOWN, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 376005382 · Headquarters: Bismarck, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 376005385 · Headquarters: ASHLEY, IL, US · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 376005386 · Headquarters: DECATUR, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 376006562 · Headquarters: TEUTOPOLIS, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 376006570 · Headquarters: SAINT ELMO, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 376041275 · Headquarters: Danville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 376044242 · Headquarters: GLENARM, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 376044279 · Headquarters: BLOOMINGTON, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 396006653 · Headquarters: CRYSTAL LAKE, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation
EIN 431535151 · Headquarters: Shiloh, IL, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail & Transportation 0171 Td
EIN 237291962 · Headquarters: Oak Lawn, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Association of Sheet Metal Air Rail & Transportation 0445Td
EIN 376044231 · Headquarters: Alexis, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Association of Sheet Metal Air Rail & Transportation 1597 TD
EIN 510196051 · Headquarters: Tinley Park, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Association of Sheet Metal Air Rail & Transportation 73 Sm
EIN 361764263 · Headquarters: HILLSIDE, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Association of Sheet Metal Air Rail & Transportation Dba One Union
EIN 370907915 · Headquarters: MORTON, IL, USA · Employment · Latest available filing year: 2022 · Primary form: IRS Form 990
- International Association of Sheet Metal Air Rail and Transportaion
EIN 366164523 · Headquarters: elgin, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- International Association of Sheet Metal Air Rail and Transportation Local 219
EIN 361764275 · Headquarters: ROCKFORD, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Association of Tamil Research USA
EIN 933488663 · Headquarters: Naperville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Association of Women Chefs & Restaurateurs Inc
EIN 133739576 · Headquarters: Deerfield, IL, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2018 · Primary form: IRS Form 990
- International Association of Women Chefs and Restaurateurs
EIN 831030342 · Headquarters: Deerfield, IL, USA · Education · Latest available filing year: 2019 · Primary form: IRS Form 990
- International Association of Workforce Professionals Inc
EIN 396081787 · Headquarters: Huntley, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- International Associations of Intelligent Medicine
EIN 332266132 · Headquarters: AURORA, IL, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Automotive Lithium Battery Inc
EIN 274521966 · Headquarters: OAK BROOK, IL, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Beethoven Project
EIN 273205988 · Headquarters: Chicago, IL, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Biblical Apologetics Association Inc
EIN 872887230 · Headquarters: Chicago, IL, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Bioiron Society
EIN 371477166 · Headquarters: SCHAUMBURG, IL, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Board of Quantitative Electrophysiology Nfp
EIN 463527450 · Headquarters: Sandwich, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- International Bone and Mineral Society
EIN 522198569 · Headquarters: Chicago, IL, USA · International, Foreign Affairs & National Security · Latest available filing year: 2017 · Primary form: IRS Form 990
- International Bowling Media Association
EIN 364745483 · Headquarters: Mahomet, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Breast Milk Project
EIN 208711843 · Headquarters: Savoy, IL, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- International Broadcasting Corp Nfp
EIN 161620084 · Headquarters: ELK GROVE VILLAGE, IL, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- International Brotherhd - Boilrmkrs Ir Shp Bldrs Blcksmth Frgrs & Hlpr
EIN 237109469 · Headquarters: ROSELLE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- International Brotherhd - Boilrmkrs Ir Shp Bldrs Blcksmth Frgrs & Hlpr
EIN 361886229 · Headquarters: GRANVILLE, IL, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- International Brotherhd - Boilrmkrs Ir Shp Bldrs Blcksmth Frgrs & Hlpr
EIN 376046412 · Headquarters: East Alton, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- International Brotherhd - Boilrmkrs Ir Shp Bldrs Blcksmth Frgrs & Hlpr
EIN 510182573 · Headquarters: MEREDOSIA, IL, US · Employment · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- International Brotherhood of 50 Tcwh
EIN 370347465 · Headquarters: SWANSEA, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Boiler Makers Iron Ship Builders Blacksmi
EIN 366130122 · Headquarters: Diamond, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Brotherhood of Boiler Makers Iron Ship Builders Blacksmi
EIN 370136731 · Headquarters: East Alton, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- International Brotherhood of Boiler Makers Iron Ship Builders Blacksmi
EIN 371036731 · Headquarters: East Alton, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- International Brotherhood of Boiler Makers Iron Ship Builders Blacksmi
EIN 376046592 · Headquarters: East Alton, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- International Brotherhood of Boiler Makers Iron Ship Builders Blacksmi
EIN 416008026 · Headquarters: Streamwood, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- International Brotherhood of Boilermaker S Iron Ship Builders
EIN 362906387 · Headquarters: East Alton, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Brotherhood of Boilermaker S Iron Ship Builders Blacksmiths Forgers
EIN 742558070 · Headquarters: East Alton, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Boilermakers Iron Ship Builders
EIN 366164979 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- International Brotherhood of Boilermakers Iron Ship Builders
EIN 370263515 · Headquarters: East Alton, IL, US · International, Foreign Affairs & National Security · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- International Brotherhood of Boilermakers Iron Ship Builders
EIN 370347752 · Headquarters: East Alton, IL, US · Housing & Shelter · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- International Brotherhood of Boilermakers Iron Ship Builders
EIN 371251075 · Headquarters: East Alton, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- International Brotherhood of Boilermakers Iron Ship Builders
EIN 376046268 · Headquarters: East Alton, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- International Brotherhood of Boilermakers Local #363
EIN 370184500 · Headquarters: BELLEVILLE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Brotherhood of Boilermakers Local Lodge No One
EIN 361264124 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Brotherhood of Electr Ical Workers Local 34 Receiving Tr
EIN 237093640 · Headquarters: BARTONVILLE, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Electrical Wkrs 364 Bldg Corp
EIN 363163270 · Headquarters: ROCKFORD, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers
EIN 204092846 · Headquarters: Decatur, IL, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- International Brotherhood of Electrical Workers
EIN 356071229 · Headquarters: Hickory Hills, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- International Brotherhood of Electrical Workers
EIN 362530104 · Headquarters: WADSWORTH, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Brotherhood of Electrical Workers
EIN 366001415 · Headquarters: Chicago, IL, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Brotherhood of Electrical Workers
EIN 366168024 · Headquarters: Frankfort, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- International Brotherhood of Electrical Workers
EIN 370802312 · Headquarters: Mt Zion, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Brotherhood of Electrical Workers
EIN 426084799 · Headquarters: Galesburg, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Brotherhood of Electrical Workers 117
EIN 361264212 · Headquarters: CRYSTAL LAKE, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers 145
EIN 361264215 · Headquarters: MOLINE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local 1220
EIN 362110340 · Headquarters: DOWNERS GROVE, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local 1379
EIN 426071215 · Headquarters: Milan, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Brotherhood of Electrical Workers Local 176
EIN 361264196 · Headquarters: JOLIET, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local 701
EIN 362151869 · Headquarters: WARRENVILLE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local 702
EIN 370347404 · Headquarters: WEST FRANKFORT, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local No 538
EIN 370276652 · Headquarters: DANVILLE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local No 601
EIN 370389393 · Headquarters: CHAMPAIGN, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local No 649
EIN 370347380 · Headquarters: ALTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local Union #51
EIN 370605064 · Headquarters: SPRINGFIELD, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local Union 109
EIN 362028529 · Headquarters: MILAN, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local Union 533
EIN 366168022 · Headquarters: Plainfield, IL, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- International Brotherhood of Electrical Workers Local Union No 134
EIN 361264170 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- International Brotherhood of Electrical Workers Local Union No 196
EIN 361264210 · Headquarters: HUNTLEY, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990