Home Organizations Delaware Every cause Civil rights and advocacy 81 Environment and climate 151 Labor unions and worker centers 90 Housing and homelessness 182 Immigrant services and rights 12 Food banks and hunger 45 Legal aid 8 Voting and civic participation 15 Community health and reproductive care 11 LGBTQ+ services and rights 11 Criminal justice reform and reentry 18 Civil rights and advocacy (81) Organization City Type Revenue Fondo Centroamericano De Mujeres FoundationEIN 99-1151312 · filings Dover Charity, 501(c)(3) $16.9 million Camp Rehoboth IncEIN 51-0331962 · filings Rehoboth Bch Charity, 501(c)(3) $1.8 million Civic Influencers IncEIN 85-0634102 · filings Lewes Charity, 501(c)(3) $1.2 million Stopantisemitism IncEIN 39-4380780 · filings Wilmington Charity, 501(c)(3) $824,379 Spread The VoteEIN 81-5308494 · filings Wilmington Charity, 501(c)(3) $573,815 Liber-net IncEIN 93-4813301 · filings Dover Charity, 501(c)(3) $565,944 Gender Equality Network Usa IncEIN 92-0964075 · filings Lewes Charity, 501(c)(3) $496,444 Resistbot Action FundEIN 82-4573027 · filings Camden Advocacy, 501(c)(4) $448,785 Save America Movement IncEIN 39-2102128 · filings Wilmington Advocacy, 501(c)(4) $366,342 Delaware Right To Life Education Fund IncEIN 22-2490813 · filings Wilmington Charity, 501(c)(3) $133,226 Southern Delaware Alliance For Racial JusticeEIN 81-2430422 · filings Lewes Charity, 501(c)(3) $123,719 Sussex Pride IncEIN 88-0909240 · filings Rehoboth Bch Charity, 501(c)(3) $51,851
The 81 largest →
Environment and climate (151) Organization City Type Revenue Sunrise Project IncEIN 87-2370083 · filings Wilmington Charity, 501(c)(3) $61.1 million Sustainable Energy Utility IncEIN 26-3963904 · filings Dover Charity, 501(c)(3) $48.7 million Climate Arc IncEIN 93-2684544 · filings Dover Charity, 501(c)(3) $44.4 million Building Decarbonization CoalitionEIN 85-4008764 · filings Lewes Charity, 501(c)(3) $15.0 million Wrld FoundationEIN 87-2610501 · filings Wilmington Charity, 501(c)(3) $11.0 million Delaware Nature Society IncEIN 51-6018321 · filings Hockessin Charity, 501(c)(3) $7.4 million Delaware Association Of Conservation DistrictsEIN 51-0331688 · filings Dover Charity, 501(c)(3) $6.7 million Partnership For The Delaware Estuary IncEIN 51-0375307 · filings Wilmington Charity, 501(c)(3) $4.6 million Greater Lewes FoundationEIN 51-0400365 · filings Lewes Charity, 501(c)(3) $4.3 million American Public Gardens AssociationEIN 23-7110058 · filings Wilmington Charity, 501(c)(3) $3.8 million Center For The Inland Bays IncEIN 51-0365565 · filings Rehoboth Charity, 501(c)(3) $3.5 million Delaware Center For Horticulture IncEIN 51-0252857 · filings Wilmington Charity, 501(c)(3) $1.4 million
The 151 largest →
Labor unions and worker centers (90) Organization City Type Revenue International Brotherhood Of Electrical WorkersEIN 51-0025597 · filings New Castle Labor organization, 501(c)(5) $2.6 million International Brotherhood Of TeamstersEIN 51-0106272 · filings New Castle Labor organization, 501(c)(5) $1.5 million American Federation Of State County & Municipal EmployeesEIN 51-0105019 · filings New Castle Labor organization, 501(c)(5) $1.4 million Laborers International Union Of North AmericaEIN 51-0025610 · filings Newark Labor organization, 501(c)(5) $1.3 million Plumbers & Pipefitters Local Union 74 Join Apprenticeship ComEIN 51-0097014 · filings Newark Labor organization, 501(c)(5) $1.2 million International Association Of Heat & Frost Insulators & Allied WorkersEIN 51-0080312 · filings New Castle Labor organization, 501(c)(5) $789,845 Amalgamated Transit UnionEIN 51-0221134 · filings Newark Labor organization, 501(c)(5) $735,332 Laborers International Union Of North AmericaEIN 51-6019025 · filings Georgetown Labor organization, 501(c)(5) $711,849 International Brotherhood Of Electrical WorkersEIN 51-0094453 · filings Wilmington Labor organization, 501(c)(5) $679,271 Correctional Officers Association Of DelawareEIN 01-0770318 · filings Dover Labor organization, 501(c)(5) $593,471 American Federation Of Government Employees Local 2006EIN 23-6463952 · filings Bear Labor organization, 501(c)(5) $322,745 United SteelworkersEIN 23-7238069 · filings Bear Labor organization, 501(c)(5) $319,008
The 90 largest →
Housing and homelessness (182) Organization City Type Revenue Milford Housing Development CorperationEIN 51-0218904 · filings Milford Charity, 501(c)(3) $15.6 million Little Sisters Of The Poor IncEIN 51-0095986 · filings Newark Charity, 501(c)(3) $5.4 million Reach Riverside Development CorporationEIN 82-1401986 · filings Wilmington Charity, 501(c)(3) $3.8 million Interfaith Community Housing Of Delaware IncEIN 51-0298556 · filings Wilmington Charity, 501(c)(3) $3.7 million Arc Of Delaware Inc Affiliates Of The Arc Of DelawareEIN 90-0539704 · filings Wilmington Charity, 501(c)(3) $3.1 million Cornerstone West Community Development CorporationEIN 51-0387484 · filings Wilmington Charity, 501(c)(3) $3.1 million Central Delaware HfhEIN 51-0376650 · filings Dover Charity, 501(c)(3) $3.0 million First Community FoundationEIN 20-4215109 · filings Wilmington Charity, 501(c)(3) $2.7 million Delaware Affordable Housing Group IncEIN 27-1236960 · filings Wilmington Charity, 501(c)(3) $2.3 million Open New York IncEIN 84-3756425 · filings Wilmington Advocacy, 501(c)(4) $2.2 million St Anthonys Housings For The ElderlyEIN 51-0246884 · filings Wilmington Charity, 501(c)(3) $2.0 million Southbridge Community Servicers IncEIN 84-3542587 · filings New Castle Charity, 501(c)(3) $1.7 million
The 182 largest →
Immigrant services and rights (12) Organization City Type Revenue Chinese American Community Center IncEIN 51-0269361 · filings Hockessin Charity, 501(c)(3) $1.2 million Native American Veterans AllianceEIN 33-1683356 · filings Claymont Charity, 501(c)(3) — Compassion Immigration Services IncEIN 33-4005327 · filings Wilmington Charity, 501(c)(3) — Giving Hands Project CorpEIN 39-4139730 · filings Dover Charity, 501(c)(3) — Beyond The Border Legal Community I NcEIN 39-5031508 · filings Dover Charity, 501(c)(3) — Igbo Association Of Delaware IncEIN 76-0785610 · filings Smyrna Charity, 501(c)(3) — Delaware Africa Caribbean CoalitionEIN 82-0637581 · filings Newark Charity, 501(c)(3) — Hispanic American Association Of Delaware IncEIN 82-2733159 · filings Wilmington Charity, 501(c)(3) — Southern Cameroons Medical Society IncEIN 84-4885524 · filings Dover Charity, 501(c)(3) — Starlit Bay Lighthouse FoundationEIN 88-2394072 · filings Dover Charity, 501(c)(3) — Star FoundationEIN 93-2514084 · filings Newark Charity, 501(c)(3) — Ccaribbean Women EmpoweredEIN 99-4132770 · filings Dover Charity, 501(c)(3) —
Food banks and hunger (45) Organization City Type Revenue Food For Education Foundation IncEIN 88-0664918 · filings Dover Charity, 501(c)(3) $74.9 million Food Bank Of Delaware IncEIN 51-0258984 · filings Newark Charity, 501(c)(3) $45.4 million Meals-on-wheels Delaware IncEIN 51-0355145 · filings Wilmington Charity, 501(c)(3) $1.2 million Meals On Wheels Of Rehoboth And Lewes IncEIN 51-0188109 · filings Lewes Charity, 501(c)(3) $1.1 million Healthy Foods For Healthy Kids IncEIN 30-0444914 · filings Wilmington Charity, 501(c)(3) $1.1 million Milton Community Food PantryEIN 47-1340129 · filings Milton Charity, 501(c)(3) $866,120 Our Daily Bread Dining Room Of Mot IncEIN 45-3215967 · filings Middletown Charity, 501(c)(3) $351,418 Cape Henlopen Food BasketEIN 55-0797022 · filings Rehoboth Bch Charity, 501(c)(3) $242,717 Premiere Charities IncEIN 27-3349768 · filings Claymont Charity, 501(c)(3) $234,267 Moving Mountain IncEIN 33-4771866 · filings Newark Charity, 501(c)(3) $105,171 Global Ubuntu Impact FoundationEIN 86-1328210 · filings Dover Charity, 501(c)(3) $11,175 Blessed Giving IncEIN 03-0383930 · filings Delmar Charity, 501(c)(3) —
The 45 largest →
Legal aid (8) Organization City Type Revenue International Journalism DefenseEIN 92-1630361 · filings Dover Charity, 501(c)(3) $13.6 million Community Legal Aid Society IncEIN 51-6000158 · filings Wilmington Charity, 501(c)(3) $13.4 million Legal Services Corporation Of DelawareEIN 51-0372955 · filings Wilmington Charity, 501(c)(3) $4.6 million Delaware Volunteer Legal Services IncEIN 51-0265470 · filings Wilmington Charity, 501(c)(3) $4.3 million Initiative For Medicines Access &knowledge I-mak IncEIN 20-8559302 · filings Lewes Charity, 501(c)(3) $1.4 million Mid-atlantic Environmental Law Center IncEIN 51-0394016 · filings Wilmington Charity, 501(c)(3) $22,720 Jc155 FoundationEIN 39-4678830 · filings Wilmington Charity, 501(c)(3) — Open Law Services InstituteEIN 42-2351258 · filings Lewes Charity, 501(c)(3) —
Voting and civic participation (15) Organization City Type Revenue Civic Influencers IncEIN 85-0634102 · filings Lewes Charity, 501(c)(3) $1.2 million Spread The VoteEIN 81-5308494 · filings Wilmington Charity, 501(c)(3) $573,815 Caesar Rodney InstituteEIN 26-2176691 · filings Rehoboth Beach Charity, 501(c)(3) $462,987 Resistbot Action FundEIN 82-4573027 · filings Camden Advocacy, 501(c)(4) $448,785 Beats On The Streets IncEIN 88-3222432 · filings Newark Charity, 501(c)(3) $266,185 Delaware Family Policy CouncilEIN 27-0375433 · filings Seaford Advocacy, 501(c)(4) $108,525 Organizing The Ummah IncEIN 33-3251036 · filings Wilmington Charity, 501(c)(3) — Next Voters IncEIN 39-4092441 · filings Dover Charity, 501(c)(3) — Clayton Historial SocietyEIN 46-1859114 · filings Clayton Charity, 501(c)(3) — Seaford Tomorrow IncEIN 47-5519548 · filings Seaford Charity, 501(c)(3) — Rank The Vote Delaware IncEIN 85-3155705 · filings Wilmington Charity, 501(c)(3) — Campaignprepde IncEIN 86-1205078 · filings Newark Charity, 501(c)(3) —
The 15 largest →
Community health and reproductive care (11) Organization City Type Revenue Planned Parenthood Of Delaware IncEIN 51-0066725 · filings Wilmington Charity, 501(c)(3) $7.2 million Union Hospital Of Cecil County Health Services IncEIN 52-1794553 · filings Willmington Charity, 501(c)(3) $2.7 million American Philosophical Association IncEIN 51-0392247 · filings Newark Charity, 501(c)(3) $1.8 million A Door Of Hope Pregnancy Center IncEIN 51-0263402 · filings Wilmington Charity, 501(c)(3) $728,019 Sussex Pregnancy Care CenterEIN 51-0272391 · filings Georgetown Charity, 501(c)(3) $441,105 The Rosa Health Center IncEIN 46-5736043 · filings Lewes Charity, 501(c)(3) $393,290 Hope Medical Clinic IncEIN 59-3791820 · filings Dover Charity, 501(c)(3) $202,069 Fertility Business Initiatives InstituteEIN 36-5093313 · filings Newark Charity, 501(c)(3) — Ivfsupport Org FoundationEIN 39-4828648 · filings Wilmington Charity, 501(c)(3) — Tidalhealth Physician Network IncEIN 51-0224470 · filings Seaford Charity, 501(c)(3) — United Network For Wellness Support CorporationEIN 99-3799188 · filings Wilmington Charity, 501(c)(3) —
LGBTQ+ services and rights (11) Organization City Type Revenue Camp Rehoboth IncEIN 51-0331962 · filings Rehoboth Bch Charity, 501(c)(3) $1.8 million Be The Transformational Change FundEIN 93-2713313 · filings Newark Charity, 501(c)(3) $56,464 Sussex Pride IncEIN 88-0909240 · filings Rehoboth Bch Charity, 501(c)(3) $51,851 Equality Delaware IncEIN 27-5078036 · filings Rehoboth Bch Advocacy, 501(c)(4) — Scream Queens Coaster Community LimitedEIN 39-2529875 · filings Wilmington Charity, 501(c)(3) — Outreach Delaware IncEIN 41-3092066 · filings Wilmington Charity, 501(c)(3) — The Emerald Lighthouse IncEIN 41-3434091 · filings Newark Charity, 501(c)(3) — First State Pride IncEIN 42-5083621 · filings Milton Charity, 501(c)(3) — Women Against Registry Family FoundationEIN 47-4076038 · filings Dover Charity, 501(c)(3) — Dod PrideEIN 81-2232969 · filings Rehoboth Bch Charity, 501(c)(3) — Delaware Sexuality & Gender CollectiveEIN 99-3727379 · filings Hst Newcastle Charity, 501(c)(3) —
Criminal justice reform and reentry (18) Organization City Type Revenue Project New Start IncEIN 47-2300080 · filings Wilmington Charity, 501(c)(3) $692,407 Innocence Delaware IncEIN 83-0955654 · filings Wilmington Charity, 501(c)(3) $367,829 Missed Opts IncEIN 87-2237846 · filings Dagsboro Charity, 501(c)(3) $220,618 Second Chance Promise ProgramEIN 85-3570586 · filings New Castle Charity, 501(c)(3) $145,270 Techforce Counseling & Community Services IncEIN 93-2940780 · filings Wilmington Charity, 501(c)(3) $124,978 Enduring Faith Ministries IncEIN 27-1164460 · filings Bear Charity, 501(c)(3) — Remember My Prisoners IncEIN 33-2879858 · filings Wilmington Charity, 501(c)(3) — Expungementai IncEIN 39-4432100 · filings Dover Charity, 501(c)(3) — The Forgotten Prisoner FoundationEIN 41-2442306 · filings Wilmington Charity, 501(c)(3) — From Prison To Purpose FoundationEIN 41-3338678 · filings Middletown Charity, 501(c)(3) — Common ChordEIN 46-1985739 · filings Hockessin Charity, 501(c)(3) — Combat Athletes Assistance NetworkEIN 47-2609297 · filings Hockessin Charity, 501(c)(3) —
The 18 largest →
Matched by IRS activity code and listed by the revenue on the organization's latest return. Inclusion is not an endorsement; check an organization's own site and filings before you give. Gifts to 501(c)(4) and 501(c)(5) organizations are not tax-deductible.
Source: IRS Exempt Organizations Business Master File . Updated Nov 9, 2026.