| Brookfield Volunteer Fire Company IncBrookfield | Form 990 | $3,350,993FY2024 |
| Quinebaug Valley Emergency Comm IncEast Killingly | Form 990 | $3,181,239FY2025 |
| Naugatuck Ambulance IncNaugatuck | Form 990 | $2,626,038FY2025 |
| South Windsor Volunteer Fire Department IncSouth Windsor | Form 990 | $1,223,815FY2025 |
| The Williamantic Switchboard Fire Chiefs Association IncorporatedWillimantic | Form 990 | $1,081,736FY2025 |
| Avon Volunteer Fire Department IncorporatedjAvon | Form 990 | $1,010,706FY2025 |
| The Ashford Volunteer Fire Department IncorporatedAshford | Form 990 | $1,003,760FY2025 |
| Mortlake Fire Company of Brooklyn Connecticut IncBrooklyn | Form 990 | $996,020FY2025 |
| Hundred Club of Connecticut IncGlastonbury | Form 990 | $976,616FY2024 |
| Danbury Volunteer Fire Battalion Thirty-OneDanbury | Form 990 | $933,489FY2025 |
| The Woodstock Volunteer Fire Association IncorporatedWoodstock | Form 990 | $857,094FY2025 |
| The Kent Volunteer Fire Department IncKent | Form 990 | $849,918FY2024 |
| Southbury Volunteer Firemens AssociationSouthbury | Form 990 | $818,535FY2025 |
| Scotland Volunteer Fire Department IncorporatedScotland | Form 990 | $809,499FY2025 |
| Weston Volunteer Fire Dept IncWeston | Form 990 | $767,668FY2025 |
| Sharon Fire Department IncSharon | Form 990 | $715,046FY2025 |
| End Hunger Connecticut IncEast Hartford | None required | $663,498FY2020 |
| Mohegan Fire Company IncUncasville | Form 990 | $628,498FY2024 |
| Lebanon Volunteer Fire DepartmentLebanon | Form 990 | $613,704FY2025 |
| Lisbon Fire Department IncLisbon | Form 990 | $587,408FY2025 |
| Ukraine Aid InternationalWestport | Form 990 | $579,923FY2025 |
| Bozrah Volunteer Fire Company IncBozrah | Form 990 | $556,089FY2025 |
| The North Stonington Volunteer Fire Company IncNorth Stonington | Form 990 | $544,656FY2025 |
| Stony Hill Volunteer Fire Co IncBethel | Form 990 | $512,656FY2025 |
| Gardner Lake Volunteer Fire Co IncSalem | Form 990 | $506,092FY2025 |
| Teachers Unify to End Gun Violence IncDanbury | Form 990 | $500,365FY2025 |
| Water Witch Hose Company No 2 of New MilfordNew Milford | Form 990 | $500,254FY2025 |
| Hatzalah of Waterbury IncWaterbury | Form 990 | $491,205FY2025 |
| Thomaston Volunteer Ambulance Corps IncThomaston | Form 990 | $489,883FY2025 |
| Brookfield Volunteer Fire Department Candlewood Company IncoBrookfield | Form 990 | $486,881FY2025 |
| Turn of River Fire Dept IncStamford | Form 990 | $449,205FY2025 |
| Easton Vol Fire Co 1 IncEaston | Form 990 | $440,844FY2025 |
| Behind the Scenes FoundationLakeville | Form 990 | $416,691FY2025 |
| Bridgewater Fire Department IncBridgewater | Form 990 | $401,022FY2024 |
| Round Hill Volunteer Fire Company IncorporatedGreenwich | Form 990 | $397,694FY2025 |
| Monroe Vol Fire Dept No 1 IncMonroe | Form 990 | $359,135FY2025 |
| Litchfield County Fire Chiefs Emergency Plan IncPleasant Vly | Form 990 | $357,937FY2025 |
| Northville Volunteer Fire DepartmentNew Milford | Form 990 | $336,989FY2024 |
| Oakdale Volunteer Fire Company IncOakdale | Form 990 | $328,090FY2026 |
| Chesterfield Fire Co IncChesterfield | Form 990 | $326,556FY2025 |
| Newton Hook and Ladder Company No 1 IncorporatedNewtown | Form 990 | $313,978FY2025 |
| Friends of Nathaniel Witherell IncGreenwich | Form 990 | $300,929FY2025 |
| Wolcott State Fire Training School IncWolcott | Form 990 | $288,227FY2026 |
| West Stafford Fire Department IncorporatedStafford Springs | Form 990 | $284,030FY2026 |
| South Windham Vol Fire DeptSouth Windham | Form 990 | $281,278FY2025 |
| Canaan Fire Company IncCanaan | Form 990 | $277,307FY2025 |
| Burlington Volunteer Fire Dept IncBurlington | Form 990 | $263,484FY2025 |
| Tunxis Hose Company No 1 IncUnionville | Form 990 | $247,445FY2025 |
| The Cornwall Volunteer Fire Department IncorporatedWest Cornwall | Form 990 | $245,873FY2025 |
| Gaylordsville Volunteer Fire Dept IncGaylordsville | Form 990 | $233,466FY2025 |