| Islamic Social Services Association Inc./ l'Association des Services Sociaux Islamiques Inc. | Winnipeg | $448K |
| Islamic Society of Ajax | Ajax | $841K |
| Islamic Society of Belleville (ISB) | Belleville | $89K |
| Islamic Society of Bolton and Caledon | Caledon | $408K |
| Islamic Society of British Columbia | Port Coquitlam | $583K |
| Islamic Society of Cold Lake | Cold Lake | $1,904 |
| Islamic Society of Cumberland | Orleans | $845K |
| Islamic Society of Guelph | Guelph | $106K |
| Islamic Society of Kingston | Kingston | $632K |
| Islamic Society of Markham | Markham | $2.4M |
| Islamic Society of New Brunswick Inc. | Saint John | $238K |
| Islamic Society of Niagara Peninsula | Niagara Falls | $262K |
| Islamic Society of North America | Mississauga | $8.6M |
| Islamic Society of Peel | Mississauga | $2.5M |
| Islamic Society of Regina | Regina | $243K |
| Islamic Society of Regional Municipality of York | Richmond Hill | $956K |
| Islamic Society of Ridge Meadows | Port Coquitlam | $41K |
| Islamic Society of ST. Catharines | ST. Catharines | $511K |
| Islamic Society of Toronto | East York | $1.6M |
| Islamic Society of Vaughan | Concord | $2.1M |
| Islamic Society of Willowdale | Scarborough | $121K |
| Islamic Waqf of Canada | Coquitlam | $1.1M |
| Island Arts Centre Society (Artspring) | Salt Spring Island | $997K |
| Island Bible Chapel | Richards Landing | $193K |
| Island Breaststrokers Society | Victoria | $17K |
| Island Breeze Manitoba Ministries Inc. | Steinbach | $272K |
| Island Brook Protestant Cemetery Association | Cookshire | $4,058 |
| Island Business Ministries | North Sydney | $16K |
| Island Community Church | Gore Bay | $54K |
| Island Community Justice Society | Sydney | $410K |
| Island Community Mental Health Association | Victoria | $8.2M |
| Island Corridor Foundation | Nanaimo | $1.9M |
| Island Crisis Care Society | Nanaimo | $10.5M |
| Island Deaf and Hard of Hearing Centre Association | Victoria | $2.6M |
| Island Employment Association | Sydney | — |
| Island Gospel Centre | Bowser | $124K |
| Island Gospel Fellowship | Burns Lake | $232K |
| Island Gospel Tabernacle | Clam Point | $142K |
| Island Kids Cancer Association | Victoria | $991K |
| Island Lake Christian Retreat Centre | Lethbridge | $140K |
| Island Lake Congregation of Jehovah's Witnesses Orangeville Ontario | East Garafraxa | $46K |
| Island Lakes Community School (ilcs) Parent Advisory Council (pac) for School Leadership | Winnipeg | $42K |
| Island Metis Family & Community Services Society | Victoria | $2.8M |
| Island Montessori House Society | Victoria | $592K |
| Island Mountain Arts Society | Wells | $362K |
| Island Nature Trust | Charlottetown | $7.2M |
| Island Pacific School | Bowen Island | $2M |
| Island Park Congregation of Jehovah's Witnesses Ottawa Ontario | Ottawa | $45K |
| Island Pathways | Salt Spring Island | $70K |
| Island Pregnancy Care & Support Services Inc. | Charlottetown | $581K |
| Island Sexual Health Society | Victoria | $4.2M |
| Island Stream & Salmon Enhancement Society | Salt Spring Island | $61K |
| Island String Players Society | Victoria | $40K |
| Island View Baptist Church | Jewetts Mills | $50K |
| Island Wesleyan Church (hampton) of Prince Edward Island | Hampton | $73K |
| Island Wildlife Natural CARE Centre | Salt Spring Island | $404K |
| Island Zone Learners Charity Inc. | Winnipeg | $1,765 |
| Islanders Working Against Violence Society | Salt Spring Island | $3M |
| IslandLink Library Federation | Quathiaski Cove | $219K |
| Islands Historical Society | Freeport | $26K |
| Islands Wellness Society | Queen Charlotte | $754K |
| Islaview Foundation Inc. | Deer Lake | $125K |
| Islay Health Centre Auxiliary Society | Islay | $19K |
| Isle in the River Theatrical Review Inc | Osgoode | $40K |
| Isle Madame Veterans' Comfort Fund | Arichat | $6,811 |
| Isles Foundation Incorporated | Saint John | $5.9M |
| Islington Baptist Church | Etobicoke | $223K |
| Islington Centre | Toronto | $125K |
| Islington Congregation of Jehovah's Witnesses Toronto Ontario | Georgetown | $62K |
| Islington Evangel Centre | Etobicoke | $683K |
| Islington United Church | Islington | $1.8M |
| Ismc International Student Ministries Canada | Three Hills | $1.3M |
| Isna School Board (isb) | Mississauga | $5.7M |
| Israel Cancer Research Fund Fondation d'Israël pour la Recherche sur le Cancer | Westmount | $1.6M |
| Israel Cancer Research Fund (toronto) | Concord | $2.4M |
| Israel Koschitzky Family Charitable Foundation | Calgary | $17.5M |
| Israel Magen Fund of Canada | Toronto | — |
| Israel Museums and Arts Canada | Toronto | $705K |
| Israeli-Canadian Organization | North York | $18K |
| Israelite Nation World Wide Ministries Inc. | North York | $282K |
| Israel's Hope Ministries of Canada | Gloucester | $86K |
| Israel's Peace Ministries | Mississauga | $56K |
| Isthmus: Because Hunger Doesn't Take Weekends Off | Toronto | $266K |
| Istiqamah Islamic Centre of Ontario | Toronto | — |
| Istiqlal Islamic Centre of Toronto | Ballinafad | $130K |
| It Is Written - IL Est Ecrit (canada) | Oshawa | $1.8M |
| It Shouldn't Be Risky | Winnipeg | $716 |
| It Takes A Village Dog Rescue | Athens | $341K |
| Ita Wegman Foundation | Barrie | — |
| Ital - Canadian Seniors Association | Edmonton | $399K |
| iTaLAM.org | Saint-Laurent | $4.1M |
| Italian-Canadian Archives Project (ICAP) | Sarnia | $25K |
| Italian Canadian Benevolent Seniors Apartment Corporation | Toronto | $6.6M |
| Italian Canadian Community Development Corporation | Winnipeg | $813K |
| Italian Canadian Foundation of Manitoba Inc. | Winnipeg | $52K |
| Italian Canadian Handicapable Association (windsor & District) | Windsor | $264K |
| Italian Canadian League of Manitoba Inc. | Winnipeg | $117K |
| Italian Canadian Youth Formation Centre Centre de Formation Italo | Ottawa | $12K |
| Italian Christian Church | Niagara Falls | $4,223 |
| Italian Cultural Centre Senior Citizens Housing Society | Vancouver | $926K |
| Italian Cultural Centre Society | Vancouver | $5.7M |
| Italian Pentecostal Church | Hamilton | — |
| Italian-Romanian Seniors Housing Association | Edmonton | — |
| Italienne du Quebec Inc./canadian-Italian Community Foundation of Quebec Inc. | ST-Leonard | $1.1M |
| Italiens du Quebec Inc./canadian-Italian Community Services of Quebec Inc. | Montreal | $178K |
| Itinérance Zéro | Gatineau | $676K |
| Itlma Foundation | Calgary | $336K |
| It's Nice To Be Nice! Charity | Corner Brook | $226K |
| It'S Up to You Recovery House Society | Vancouver | $781K |
| Itsazoo Productions Society | Vancouver | $156K |
| Itty Bitty Kitty Committee Charity | Victoria | $238K |
| Ituna Community Arena Cooperative | Ituna | $294K |
| Ituna & District Regional Park Authority | Ituna | $196K |
| Ivan Cemetery Trustees | Ilderton | $6,400 |
| Ivan Franko Homes | Mississauga | $13.7M |
| Ivan Franko Manor Inc. | Winnipeg | $827K |
| Ivanhoe District Board of the Standard Church | Trenton | $26K |
| Ivanhoe Wesleyan Standard Church | Thomasburg | $63K |
| IvanShalom Foundation | Edmonton | $0 |
| Ivar Mendez International Foundation | Halifax | — |
| Iver Main Place Inc. | Central Butte | $661K |
| Ives Cemetery | Georgeville | $12K |
| Ivey Business School Foundation | London | $36.1M |
| Ivey Foundation | Vaughan | $2.4M |
| Ivrance and Emmanuel Pierre Foundation Fondation Ivrance et Emmanuel Pierre | Ottawa | $37K |
| Ivy Presbyterian Church | Thornton | $103K |
| Iwf BC Foundation | Vancouver | $340 |
| IWIN (I'm Worth It Now) | Calgary | $38K |
| Iya Pets Rescue | Dundas | $46K |
| Iyahrhe Nakoda Food Bank Society | Morley | $576K |
| Iyengar Yoga Centre of Victoria Society | Victoria | $319K |
| Izuba Cultural Troupe / Troupe Culturelle Izuba | Ottawa | — |
| Izunome Association Canada | Mississauga | $64K |
| Izzah Learning Center | Ottawa | $167K |