| Organization Name(s) | Located In |
| Habitat for Humanity Huronia, Restore | Midland |
| Habitat for Humanity Huronia ReStore | Alliston |
| Habitat for Humanity Huronia ReStore, Barrie | Barrie |
| Habitat for Humanity North Simcoe | Midland |
| Habitat for Humanity ReStore. Collingwood | Collingwood |
| Habitat for Humanity South Georgian Bay | Collingwood |
| Habitat for Humanity-Huronia Inc. | Barrie |
| Habitat for Humanity-Huronia Inc. Orillia/Lake Country Chapter | Orillia |
| Habitat for Humanity. New Tecumseth Chapter | New Tecumseth |
| Hacker Gignac Rice | Midland |
| Hair Prosthesis Centre (The) | Barrie |
| Haiti Earthquake Disaster | Ontario |
| Hamilton, Alexander | Barrie |
| Hampton House Psychotherapy Centre (The) | Alliston |
| Hans ON Enterprises | Orillia |
| Hans-On Lawn Care | Creemore |
| Happier Birth Days Labour Support | Springwater |
| Happy at Home Support Services Inc. | Orillia |
| Hardwood Ski and Bike | Oro-Medonte |
| Hardwood Ski and Bike, Camp Hardwood | Oro-Medonte |
| Harlos [Dr Hans E] | Elmvale |
| Harmathy [Dr T] | Orillia |
| Harmony Loyal Orange Lodge 296 | Orillia |
| Harness (The) | Collingwood |
| Harriett Todd Public School | Orillia |
| Harrison [Dr L] | Orillia |
| Harrison Denture Clinic | Collingwood |
| Harrison-Cragg [Sarah], Social Worker | Collingwood |
| Harvest Bible Chapel | Barrie |
| Harvest Bible Chapel, Upward Basketball League | Barrie |
| Harvest Tour | Midland |
| Haven of Hope | Loretto |
| Haven of The Heart | Palgrave |
| Hawkestone Community Hall | Oro-Medonte |
| Hawkestone Singers | Oro-Medonte |
| Hawkestone Theatre Camp | Oro-Medonte |
| Heacock [John H] | Elmvale |
| Heacock [W. Ross] | Midland |
| Head Lice Control | Barrie |
| Head Lice Hunter | Barrie |
| Head Lice Hunters | Innisfil |
| Healing Cradle | Barrie |
| Healing Hands Massage Therapy & Wellness Centre | Elmvale |
| Healing Services for Women | Springwater |
| Health and Safety Association for Government Services | Toronto |
| Health and Safety Solutions | New Tecumseth |
| Health Works Chiropractic & Wellness Centre | Midland |
| Health, Herbs and Harmony | Collingwood |
| Healthy Community Network, Wasaga Beach | Wasaga Beach |
| Heaman [Dr Robert] | Barrie |
| Hearing Rehab Centre (The) | Midland |
| Hearing Sciences Audiology & Hearing Aid | Alliston |
| Heart and Stroke Foundation of Ontario, Barrie Office | Barrie |
| Heart and Stroke Foundation of Ontario. Collingwood Area Chapter | Collingwood |
| Heart and Stroke Foundation of Ontario. Newmarket Office | Newmarket |
| Heart and Stroke Foundation of Ontario. Orillia Chapter | Orillia |
| Heart Songs | Midland |
| Helix Hearing Care Centre | Collingwood |
| Help is Here | Collingwood |
| Helping Hand Food Bank. Bradford | Bradford |
| Helping Hand Food Bank. Bradford, Christmas Hamper Program | Bradford |
| Helping Hand New To You Inc (The). Angus | Angus |
| Helping Hands - Handyman Service | Barrie |
| Helping Hands for Fetal Alcohol Spectrum Disorders (FASD) Parent Support Group | Barrie |
| Helping Hands Home Health Care | Collingwood |
| Helping Hands Soup Kitchen. Penetanguishene | Penetanguishene |
| Helping Hands. Orillia | Orillia |
| Helping Hands. Orillia, Supportive Housing Coldwater | Coldwater |
| Helping Hands. Orillia, Supportive Housing Orillia | Orillia |
| Helping Hands. Seniors in the City | Orillia |
| Helt [Dr Robert] | Midland |
| Henninger Speech and Language Centre | Barrie |
| Hepatitis C Support | Barrie |
| Heritage Baptist Church | Barrie |
| Heritage Barrie | Barrie |
| Heritage Christian Academy | Barrie |
| Heritage Community Church of Collingwood | Collingwood |
| Heritage United Church. Washago | Severn |
| Herrera [Mariana] | Barrie |
| Hewitt's Creek Elementary School | Barrie |
| Hi-Mark Occupational Skills Training Centre | Oro-Medonte |
| Hi-Way Pentecostal Church | Barrie |
| Highlands Nordic Inc, Highlands Trail Blazers Club | Clearview |
| Highlands Nordic Inc, Summer Day Camps | Clearview |
| Highview Farms, Riding School | Waubaushene |
| Highway Recyclers | Severn |
| Hill [Dr Louise] and Associates | Orillia |
| Hill Billy Hack Riding Stable and Animal Sanctuary | Mansfield |
| Hillcrest Lodge | Orillia |
| Hillcrest Public School. Barrie | Barrie |
| Hillcrest Village Care Centre | Midland |
| Hillsdale Community Centre | Hillsdale |
| Hillsdale Elementary School | Hillsdale |
| Hillsdale Men's Fastball | Hillsdale |
| Hillsdale Montessori School, Nursery School & Summer Day Camp | Hillsdale |
| Hillsdale Play Group | Hillsdale |
| Hillside Bible Chapel | Orillia |
| Hillside Community Church | Tottenham |
| Hillson [Dr Tim] | Orillia |
| Hislop, Dr. Alan J. | Midland |
| Historic Military Establishment of Upper Canada/Royal Newfoundland Regiment | Penetanguishene |
| Historical Automobile Society of Canada (HASC) | Orillia |
| Hockley United Church | Hockley |
| Holland Bloorview Kids Rehabilitation Hospital | Toronto |
| Holland Marsh District Christian School | Newmarket |
| Holly Meadows Elementary School | Barrie |
| Holly United Church | Barrie |
| Holly United Church Stay and Play Group | Barrie |
| Holmlund Landscaping [D] | Wasaga Beach |
| Holy Cross - St Nektarios Greek Orthodox Community | Springwater |
| Holy Cross Lutheran Church | Orillia |
| Holy Cross Lutheran Church. Midland | Midland |
| Holy Cross Lutheran Church. Midland, Hall | Midland |
| Holy Cross Lutheran Church. Midland, To Gather In Friendship Lunch | Midland |
| Holy Family Separate School | Alliston |
| Holy Martyrs of Japan Roman Catholic Church | Bradford |
| Holy Spirit Parish | Barrie |
| Holy Trinity High School | Bradford |
| Holy Trinity Lutheran Church | Bradford |
| Home Education Area Resource Team | Clearview |
| Home Horizon Georgian Triangle Residential Services | Collingwood |
| Home Suite Home Assisted Living | Wasaga Beach |
| Homer Barrett Park Rink Committee | Elmvale |
| Hon Earl Rowe Public School | Bradford |
| Hope Air | Toronto |
| Hope Community Christian Church | Severn |
| Hope for Autism | Barrie |
| Hopkins Helping Hands | Dorset |
| Horseshoe Resort | Oro-Medonte |
| Horseshoe Resort Corporation, Summer Adventure Day Camps | Oro-Medonte |
| Horseshoes Club | Orillia |
| Hospice Georgian Triangle | Collingwood |
| Hospice Huronia | Penetanguishene |
| Hospice Orillia | Orillia |
| Hospice Simcoe | Barrie |
| Hospice Simcoe, Bereavement Walking Group | Barrie |
| Hospice Simcoe, Circle of Friends | Barrie |
| Hospice Simcoe, In-home visiting | Barrie |
| Hospice Simcoe, Residential Hospice | Barrie |
| Hospital For Sick Children (The), Adolescence Substance Abuse Outreach Program | Toronto |
| Hospital For Sick Children (The), Substance Abuse Day Treatment Program | Toronto |
| Housing Retention Fund | Simcoe County |
| Houston [Dr Scott] | Creemore |
| Hsin [Dr Mabel] | Bradford |
| HUGS Senior Services | Penetanguishene |
| Hulick (Mary Ann). Psychotherapist | Beeton |
| Hull [Dr James] | Innisfil |
| Human Touch | Collingwood |
| Hummingbird Studio | Clearview |
| Hung [Dr T J] | Alliston |
| Hunt Fitness | Midland |
| Huntsville Co-Operative Nursery School and Daycare Centre | Huntsville |
| Huntsville's Hometown IDA Drugstore & Healthcare Services | Huntsville |
| Huron [Joe] | Barrie |
| Huron Park Public School. Midland | Midland |
| Huronia Airport | Perkinsfield |
| Huronia Alarm and Fire Security | Midland |
| Huronia Alarm and Fire Security Inc | Collingwood |
| Huronia Animal Control | Penetanguishene |
| Huronia Arts Academy | Barrie |
| Huronia Ballroom Dance Club | Wyebridge |
| Huronia Beekeepers Association (The) | Orillia |
| Huronia Centennial Elementary School. Elmvale | Elmvale |
| Huronia Communities Foundation | Midland |
| Huronia Counselling Services | Penetanguishene |
| Huronia Family Archery | Penetanguishene |
| Huronia Family Housing Co-Operative | Midland |
| Huronia Foundation for the Arts | Midland |
| Huronia Fur and Feather Breeders Association | Simcoe County |
| Huronia Guest Home Retirement Lodge | Stayner |
| Huronia Guest Home Retirement Lodge, Respite Care Program | Stayner |
| Huronia Handgun Club | Penetanguishene |
| Huronia Handweavers | Simcoe County |
| Huronia Harmonizers | Midland |
| Huronia Hash House Harriers | Midland |
| Huronia Houseplant Hobbyists | Midhurst |
| Huronia Hustlers - Seniors Billiards Club | Midland |
| Huronia Korean Business Association | Barrie |
| Huronia Massage Therapy Clinic | Midland |
| Huronia Medical Centre | Midland |
| Huronia Medical Centre Laboratory | Midland |
| Huronia Museum and Huron-Ouendat Village | Midland |
| Huronia Museum and Huron-Ouendat Village, Day Camp and Holiday Programs | Midland |
| Huronia Museum and Huron-Ouendat Village. Film Series | Midland |
| Huronia Physiotherapy and Sports Injury Clinic | Midland |
| Huronia Players | Midland |
| Huronia Pregnancy Resource Centre | Midland |
| Huronia Radio Control Club | Barrie |
| Huronia Restorative Justice Project | Midland |
| Huronia Rose Society | Barrie |
| Huronia Seniors Volunteer Care Team | Midland |
| Huronia Soccer Club | Penetanguishene |
| Huronia Spinners Guild | Barrie |
| Huronia Stallions Football Club | Simcoe County |
| Huronia Symphony Orchestra | Barrie |
| Huronia Trails and Greenways | Simcoe County |
| Huronia Transition Homes | Midland |
| Huronia Transition Homes, Athena's Sexual Assault Counselling & Advocacy Centre | Barrie |
| Huronia Transition Homes, Choices for Children | Midland |
| Huronia Transition Homes, La Maison Rosewood Shelter | Midland |
| Huronia Travel Clinic | Barrie |
| Huronia Triathlon, Duathlon and Kids of Steel | Penetanguishene |
| Huronia Unitarian Fellowship | Barrie |
| Huronia Urgent Care Clinic | Barrie |
| Huronia Veterinary Emergency Clinic | Barrie |
| Huronia Visually Impaired Support Group | Penetanguishene |
| Huronia Woodland Owners Association | Elmvale |
| Hurons Gymnastic Club | Midland |
| Hurons Gymnastic Club, Day Camp | Midland |
| Hutchings [Dr Leslie] | Stayner |
| Hydro One | Toronto |