Unknown & Unclassified nonprofits in Colorado
Unknown & Unclassified nonprofits in Colorado. Browse 9,996 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
- Serra Club of Pueblo 783
EIN 320483016 · Headquarters: Pueblo, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Serra Club of Southwest Denver
EIN 841214045 · Headquarters: Sheridan, Colorado, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Serra International
EIN 202354389 · Headquarters: Fort Collins, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Serra International
EIN 237200172 · Headquarters: centennial, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Serra International
EIN 363382190 · Headquarters: Centennial, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Serra International
EIN 364383471 · Headquarters: Aurora, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Serra International
EIN 841214047 · Headquarters: BOULDER, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Serra Trust Fund for Vocations
EIN 746335799 · Headquarters: Arvada, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- SERTOMA Club of Littleton
EIN 841057232 · Headquarters: Littleton, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sertoma Inc
EIN 237455213 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sertoma Inc
EIN 453770587 · Headquarters: CENTENNIAL, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sertoma Inc
EIN 846061346 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Servant S Heart Corporation
EIN 812927281 · Headquarters: Loveland, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Servants of Christ International
EIN 752243617 · Headquarters: Milliken, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Service Employees International Union Local 105
EIN 840422521 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Servicios Sigue
EIN 873874339 · Headquarters: DENVER, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Set Free Prison Ministries
EIN 840915670 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Seven Lakes Reservoir Company
EIN 840317150 · Headquarters: GREELEY, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seventh Judicial District Bar Association
EIN 464246576 · Headquarters: Montrose, CO, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Seventy Four Building Association Inc
EIN 264775743 · Headquarters: Akron, CO, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Sewall Child Development Center
EIN 840413241 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sexual Assault Services Organization
EIN 742531585 · Headquarters: DURANGO, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sglemc Colorado
EIN 993558639 · Headquarters: THORNTON, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Shabbat Experience
EIN 851225276 · Headquarters: DENVER, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Shalom Church of God
EIN 421602170 · Headquarters: AURORA, CO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Shana Glassman Foundation
EIN 237038717 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Shannons Hope
EIN 742350273 · Headquarters: Wheat Ridge, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- SHARE Inc
EIN 742213761 · Headquarters: Fort Morgan, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Share-a-gift
EIN 841237251 · Headquarters: Louisville, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sharing The Way
EIN 203321157 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sheet Metal & Air Conditioning Contractors Colorado Chapter
EIN 840473302 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sheet Metal Workers Training Fund Inc
EIN 846119023 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sheftal and Miriam Foundation
EIN 840799517 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Shekinah Christian Ministries
EIN 840898474 · Headquarters: LONGMONT, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Shepherd of the Springs Lutheran Church
EIN 840887087 · Headquarters: Colorado Springs, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Shepherding International
EIN 883159792 · Headquarters: Montrose, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Sheridan Historical Society Inc
EIN 841181577 · Headquarters: SHERIDAN, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Sherwood Reservoir Company
EIN 840930230 · Headquarters: Severance, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Shirley S Scrogin Charitable Trust
EIN 846264863 · Headquarters: ESTES PARK, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Shma Yisrael 7 Ministry
EIN 452817559 · Headquarters: Highlands Ranch, CO, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Shoestring Childrens Theater Co
EIN 432114115 · Headquarters: Centennial, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Shortridge Family Foundation
EIN 814701924 · Headquarters: Nederland, CO, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Showtime 4-H Club
EIN 934009421 · Headquarters: Durango, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Shriners International
EIN 237325072 · Headquarters: COLORADO SPRINGS, CO, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Shriners International
EIN 581754539 · Headquarters: DENVER, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Shriners International
EIN 742508674 · Headquarters: DENVER, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Shriners International
EIN 840005897 · Headquarters: PUEBLO, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Shriners International
EIN 840500274 · Headquarters: DENVER, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Shriners International C/o Dave Stevens Treasurer
EIN 510157519 · Headquarters: PUEBLO, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sierra Buena Sacred Circle
EIN 841173408 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sierra Golf Flyers
EIN 841013266 · Headquarters: ARVADA, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sierra Vista - Douglas Mutual Water Co
EIN 742027768 · Headquarters: CENTENNIAL, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Sigma Alpha Epsilon Alumni Association Dba Colorado Zeta Alumni Assoc of Sigma
EIN 846031823 · Headquarters: DENVER, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Alpha Epsilon Colorado Delta Association
EIN 846036218 · Headquarters: ENGLEWOOD, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Sigma Alpha Epsilon Fraternity Dba Colorado Zeta Chapter of Sigma Alpha
EIN 840406770 · Headquarters: DENVER, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Alpha Epsilon Inc Colorado Lambda
EIN 840408940 · Headquarters: GOLDEN, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Sigma Alpha Epsilon Pi
EIN 813943987 · Headquarters: Fort Collins, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Alpha Epsilon Pi
EIN 814294640 · Headquarters: Boulder, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Chi Fraternity
EIN 840418572 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Sigma Delta Espilon Graduate Womens Scientific Frat
EIN 472136805 · Headquarters: Fort Collins, CO, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Sigma Gamma Rho Sorority Inc
EIN 363153324 · Headquarters: AURORA, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Gamma Rho Sorority Inc
EIN 840957607 · Headquarters: AURORA, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Nu Fraternity Gamma Kappa
EIN 840404406 · Headquarters: LONGMONT, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sigma Phi Alpha Dental Hygiene Honor Society
EIN 841165327 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Phi Epsilon Fraternity Colorado Gamma Chapter
EIN 920264266 · Headquarters: FORT COLLINS, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sigma Phi Gamma International Sorority Inc
EIN 840932874 · Headquarters: Greeley, CO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Sigma Phi Gamma International Sorority Inc
EIN 846037802 · Headquarters: Lakewood, CO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Sigma Phi Gamma International Sorority Inc
EIN 846037803 · Headquarters: DENVER, CO, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Sigma Pi Fraternity Eta Sigma Chapter
EIN 472206412 · Headquarters: Fort Collins, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Sigma Sigma Phi
EIN 453088092 · Headquarters: Englewood, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Sigma Sigma Inc
EIN 273791581 · Headquarters: Golden, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Sigma Sigma Inc
EIN 921488707 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042714 · Headquarters: Greeley, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242910 · Headquarters: Pueblo, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361614 · Headquarters: Grand Junction, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 846050505 · Headquarters: Centennial, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Silent J Ranch
EIN 474385983 · Headquarters: Fountain, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Silt Farmers Market
EIN 814829830 · Headquarters: Silt, CO, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Silver Lakes Trout Club
EIN 840319875 · Headquarters: Littleton, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Silver Plume Preservation Inc
EIN 320364737 · Headquarters: Georgetown, CO, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ
- Silver Spur Stables
EIN 933630354 · Headquarters: Florissant, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Silver State Christmas & Charity Fund Inc
EIN 846039401 · Headquarters: Pueblo, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Silver State Lodge No 95 Af and Am Temple Association
EIN 742516199 · Headquarters: Pueblo, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Silverset Inc
EIN 742238044 · Headquarters: BAILEY, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Silverton San Juan County
EIN 841029490 · Headquarters: Silverton, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Silverton Threads
EIN 273629076 · Headquarters: Silverton, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Six Sigma K12
EIN 872089466 · Headquarters: Broomfield, CO, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Ski & Snowboard Injury Support Grou P Inc
EIN 394900000 · Headquarters: Englewood, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ski and Snowboard Club Vail
EIN 846038792 · Headquarters: Vail, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ski Area Vehicle Maintenance Institute
EIN 841068215 · Headquarters: LAKEWOOD, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Ski Country Amateur Radio Club Inc
EIN 510155286 · Headquarters: Glenwood Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ski Tops Inc
EIN 742783271 · Headquarters: STEAMBOAT SPRINGS, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ski Town USA Morning Rotary Club
EIN 542189768 · Headquarters: STEAMBOAT SPRINGS, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Ski Town Womens Golf Association
EIN 263342595 · Headquarters: STEAMBOAT SPRINGS, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Skimeisters Aka Ski Meisters Inc
EIN 840956595 · Headquarters: BOULDER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Skirts & Shirts Square Dance Club
EIN 841089946 · Headquarters: Wiggins, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Skis and Saddles Pagosa Country
EIN 832133442 · Headquarters: PAGOSA SPRINGS, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sky Cliff Stroke Center
EIN 742342750 · Headquarters: Castle Rock, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Sky Vista Middle School Ptco
EIN 203523687 · Headquarters: AURORA, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Skyline Acres Swim and Tennis Club
EIN 840459594 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990