Nonprofits in Maryland
Nonprofits in Maryland. Browse 47,413 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
- Chesapeake Classic Car Club
EIN 521934414 · Headquarters: Easton, MD, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Chesapeake Clearinghouse Association
EIN 541754422 · Headquarters: Glen Burnie, MD, US · Employment · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Chesapeake Climate Action Network Action Fund Inc
EIN 010879928 · Headquarters: TAKOMA PARK, MD, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Climate Action Network Inc
EIN 113644283 · Headquarters: TAKOMA PARK, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake College Foundation Inc
EIN 521104909 · Headquarters: WYE MILLS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Colon and Rectal Society Inc
EIN 332455025 · Headquarters: Baltimore, MD, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake Commodores Club
EIN 237382296 · Headquarters: Rosedale, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Chesapeake Community Development Corporation
EIN 651289598 · Headquarters: Port Tobacco, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Chesapeake Conservancy Inc
EIN 262271377 · Headquarters: ANNAPOLIS, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Conservation Landscaping Council
EIN 900475197 · Headquarters: SILVER SPRING, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Conservation Nurseries Inc
EIN 260437751 · Headquarters: Marydel, MD, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Chesapeake Construction Education and Apprenticeship Trust
EIN 270881582 · Headquarters: ANNAPOLIS, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Crossroads Heritage Area Inc
EIN 743082381 · Headquarters: Annapolis, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Cruiser Association
EIN 900682664 · Headquarters: BOWIE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Curling Club
EIN 522106762 · Headquarters: Wittman, MD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake Developmental Unit Inc
EIN 521034484 · Headquarters: EASTON, MD, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Div 14 Mer-nmra Ltd
EIN 334253891 · Headquarters: Fulton, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Division Mer Nmra
EIN 270271323 · Headquarters: Fulton, MD, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Chesapeake Dressage Institute Inc
EIN 522333001 · Headquarters: ANNAPOLIS, MD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Chesapeake Ecology Center Inc
EIN 061728672 · Headquarters: Annapolis, MD, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Chesapeake Education Arts and Research Society
EIN 061767460 · Headquarters: Sandy Spring, MD, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake Employers' Insurance Company
EIN 461056754 · Headquarters: Baltimore, MD, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990
- Chesapeake Energy Conservation Inc
EIN 460799814 · Headquarters: ST MICHAELS, MD, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake Environmental Awareness
EIN 261759768 · Headquarters: Shady Side, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Evangelical Association Inc
EIN 843332744 · Headquarters: Huntingtown, MD, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Chesapeake Farmland Preservation Inc
EIN 452982286 · Headquarters: Potomac, MD, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Feline Association Inc
EIN 270397894 · Headquarters: NORTH EAST, MD, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Chesapeake Fencing Club Inc
EIN 521800495 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Field Hockey Parents Association Inc
EIN 521971854 · Headquarters: Pasadena, MD, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Chesapeake Fields Institute Inc
EIN 522267343 · Headquarters: Chestertown, MD, US · Food, Agriculture & Nutrition · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Chesapeake Figure Skating Club Inc
EIN 264751209 · Headquarters: Abingdon, MD, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Chesapeake Figure Skating Club of Maryland
EIN 931544295 · Headquarters: BEL AIR, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Film Festival Inc
EIN 273268440 · Headquarters: EASTON, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Chesapeake Fishing Shanty Conservancy
EIN 863192422 · Headquarters: Rock Hall, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Football and Cheerleading Inc
EIN 522357124 · Headquarters: STEVENSVILLE, MD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Chesapeake Fraternal Congress
EIN 270161752 · Headquarters: Glenwood, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Chesapeake Gb Maryland Inc
EIN 331988649 · Headquarters: Elkridge, MD, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Gem and Mineral Society Inc
EIN 520783102 · Headquarters: Curtis Bay, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Chesapeake Group Homes Inc
EIN 521163907 · Headquarters: EASTON, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Gymnastics Booster Club
EIN 473953266 · Headquarters: Owings, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Head Injury Center Inc
EIN 521377045 · Headquarters: EASTON, MD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Health Care
EIN 521860379 · Headquarters: Salisbury, Maryland, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Health Education Program
EIN 521711309 · Headquarters: PERRYVILLE, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Health Planning System
EIN 521593537 · Headquarters: Cambridge, MD, US · Health Care · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Chesapeake Heritage Archeological and Paleontological Foundation Inc
EIN 934017446 · Headquarters: SAINT LEONARD, MD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Heritage Conservancy Inc
EIN 521901328 · Headquarters: Elton, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Chesapeake High School Athl Boost I
EIN 453612207 · Headquarters: PASADENA, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Chesapeake High School Band Boosters Inc
EIN 521816482 · Headquarters: Pasadena, MD, US · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake High School Choral Boosters
EIN 521759581 · Headquarters: Pasadena, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake High School Drama Boosters Inc
EIN 921619524 · Headquarters: Pasadena, MD, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake High School Sports Boosters Club Inc
EIN 262217158 · Headquarters: Essex, MD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake Historic Workboat Foundation Inc
EIN 453686957 · Headquarters: Oxford, MD, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Chesapeake Home School Network
EIN 134267116 · Headquarters: Chestertown, MD, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Chesapeake Housing Critical Repair Resource Center
EIN 931631265 · Headquarters: Salisbury, MD, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Housing Mission Inc
EIN 263435626 · Headquarters: SALISBURY, MD, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990
- Chesapeake Human Resources Association
EIN 526055641 · Headquarters: BALTIMORE, MD, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Human Resources Foundation
EIN 311596890 · Headquarters: Forest Hill, MD, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Chesapeake Institute for Local Sustainable Food and Agriculture I
EIN 452744679 · Headquarters: Olney, MD, USA · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Chesapeake Islands Research Center Inc
EIN 882874677 · Headquarters: BALTIMORE, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Chesapeake K9 Fund Inc
EIN 814625659 · Headquarters: Annapolis, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Kennel Club Inc
EIN 521256940 · Headquarters: TRACYS LANDING, MD, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Chesapeake Lacrosse Parent Organization
EIN 010573782 · Headquarters: PASADENA, MD, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Chesapeake Lady Chargers Inc
EIN 205221512 · Headquarters: Jarrettsville, MD, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Chesapeake Landing Community Association Inc
EIN 237402609 · Headquarters: Chestertown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake Language Project Inc
EIN 474447954 · Headquarters: Baltimore, MD, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake Leadership Foundation Inc
EIN 521655746 · Headquarters: EASTON, MD, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Legal Alliance Inc
EIN 264349757 · Headquarters: ANNAPOLIS, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Lighthouse Foundation Inc
EIN 830356333 · Headquarters: LAUREL, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Marine Aquaria Society Maryland Inc
EIN 923422084 · Headquarters: ANNAPOLIS, MD, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Marine Canvas Fabicators Assoc Inc
EIN 521675961 · Headquarters: Pasadena, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Math & It Academy North Pto Inc
EIN 471975548 · Headquarters: Laurel, MD, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Chesapeake Math & It Academy-south Pto Inc
EIN 472338884 · Headquarters: Upper Marlboro, MD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Chesapeake Math and It Academy Inc
EIN 272319575 · Headquarters: LAUREL, MD, USA · Education · Latest available filing year: 2010 · Primary form: IRS Form 990
- Chesapeake Math and It Elementary Pto
EIN 472051473 · Headquarters: Laurel, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Chesapeake Medical Foundation Ltd
EIN 873237643 · Headquarters: ANNAPOLIS, MD, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Chesapeake Mens Senior Baseball League Inc
EIN 204402389 · Headquarters: Millersville, MD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990
- Chesapeake Mermaid Inc
EIN 843506648 · Headquarters: Owings, MD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Microscopy and Microanalysis Society
EIN 463507069 · Headquarters: Silver Spring, MD, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Moms Club
EIN 753148966 · Headquarters: Church Hill, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Montessori Foundation Inc
EIN 521192684 · Headquarters: ANNAPOLIS, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Multicultural Resource Center Inc
EIN 460893377 · Headquarters: EASTON, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Natives Inc
EIN 260127210 · Headquarters: UPPER MARLBORO, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Chesapeake News Association
EIN 454430612 · Headquarters: Lutherville Timonium, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Norwich & Norfolk Terrier Club Inc
EIN 260301206 · Headquarters: Odenton, MD, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Chesapeake Orchestra Inc
EIN 300713937 · Headquarters: Leonardtown, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Chesapeake Orthopedic Research Foundation Inc
EIN 522172817 · Headquarters: PHOENIX, MD, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Chesapeake Outdoor Group Inc
EIN 651263266 · Headquarters: Annapolis, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Paddlers Association Inc
EIN 205923836 · Headquarters: Greenbelt, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Pagan Community
EIN 870691846 · Headquarters: Baltimore, MD, US · Religion Related · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Chesapeake Patriots Foundation Co
EIN 815420871 · Headquarters: ELKTON, MD, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Chesapeake Pc Users Group Inc
EIN 521365873 · Headquarters: Crownsville, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Chesapeake Power Foundation Inc
EIN 844091980 · Headquarters: BETHESDA, MD, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Chesapeake Pride Festival Inc
EIN 272231320 · Headquarters: Annapolis, MD, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Chesapeake Professional Women's Network Inc
EIN 521979251 · Headquarters: Bel Air, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Chesapeake Ranch Water Company
EIN 520794026 · Headquarters: Lusby, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Region Accessible Boating Inc
EIN 352188410 · Headquarters: ANNAPOLIS, MD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990
- Chesapeake Region Antique Automobile Club of America
EIN 300828583 · Headquarters: Phoenix, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Region Chapter of the Community Associations Institute Inc
EIN 521181694 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Chesapeake Region Law Enforcement Accreditation Alliance Inc
EIN 521711140 · Headquarters: Gaithersburg, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Chesapeake Region Porsche Club of America Inc
EIN 521595925 · Headquarters: JESSUP, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ