| Organization Name(s) | Located In |
| Habitat for Humanity | Sudbury |
| Habitat for Humanity | Thunder Bay |
| Habitat For Humanity Sault Ste. Marie and Area | Sault Ste Marie |
| Habitations Supremes North Bay Inc | North Bay |
| HAGI Community Services for Independence | Thunder Bay |
| HAGI Community Services for Independence, Housing Services | Thunder Bay |
| HAGI Community Services for Independence, Transit Services | Thunder Bay |
| HAGI Community Services for Independence, Wilderness Discovery Family Resort and Conference Centre | Thunder Bay |
| Haileybury Family Health Team | Haileybury |
| Hair Mobile | Sudbury |
| Hakim Optical | Thunder Bay |
| Ham's Optical | Thunder Bay |
| Hamilton, Helen, Private Practice, Capacity Assessments | Thunder Bay |
| Hands | Parry Sound |
| Hands | North Bay |
| Hands, Autism | Parry Sound |
| Hands, Autism | North Bay |
| Hands, Child and Youth Mental Health | North Bay |
| Hands, Developmental Disability | North Bay |
| Hands, Prenatal To Six | North Bay |
| Hands, Residence | North Bay |
| Hanmer Medical Pharmacy | Hanmer |
| Happy Feet | Sault Ste Marie |
| Happy Time Tours | Thunder Bay |
| Happy Tots Cooperative Nursery School Inc | Sudbury |
| Harbour View Child Care Centre | Thunder Bay |
| Harbour Youth Services of Thunder Bay | Thunder Bay |
| Harbourview Fitness Programs, Fit For Life Fifty Five Plus | Thunder Bay |
| Harbourview Medical Clinic, Walk In Medical Clinic | Thunder Bay |
| Harbourview Optometry Centre | Thunder Bay |
| Harmony Centre for Community Living | Red Lake |
| Harris Guardian Drugs Ltd | North Bay |
| Harris, Dr H, Dentist | Cochrane |
| Hawryluk, Dr Garry | Thunder Bay |
| Healing Arts Centre | Sault Ste Marie |
| Health Coach Naturopathic Medical Clinic | Sudbury |
| Healthgear Medical and Safety Inc | Sault Ste Marie |
| Hearing Aid Services Sudbury Manitoulin | Sudbury |
| Hearst Childcare Services, Family Resource Centre | Hearst |
| Hearst Chiropractic Clinic | Hearst |
| Hearst Community Industrial Training Committee | Hearst |
| Hearst Community Nursing Service | Hearst |
| Hearst Minor Hockey Association | Hearst |
| Hearst Public Library | Hearst |
| Hearst Rotary Club | Hearst |
| Hearst. Town of | Hearst |
| Hearst. Town of, Fire and Emergency Services | Hearst |
| Hearst. Town of, Hearst Community Transportation Association | Hearst |
| Heart and Stroke Foundation of Ontario | Sudbury |
| Heart and Stroke Foundation of Ontario | Timmins |
| Heart and Stroke Foundation of Ontario | North Bay |
| Heart and Stroke Foundation of Ontario | Sault Ste Marie |
| Heart and Stroke Foundation of Ontario | Thunder Bay |
| Hepatitis C Support and Education | Thunder Bay |
| Heritage Advisory Committee | Thunder Bay |
| Hilldale Gardens Retirement Living | Thunder Bay |
| Hilldale Lutheran Church | Thunder Bay |
| Hillside Dental Clinic | Elliot Lake |
| Hillside Park Retirement Residence | Sudbury |
| Hilton Beach Public Library | Hilton Beach |
| Hilton Beach. Village of | Hilton Beach |
| Hilton. Township of | Hilton Township |
| Hits and Misses | Thunder Bay |
| Holy Family Church | Thunder Bay |
| Holy Trinity Greek Orthodox Church | Thunder Bay |
| Home Child Care Network | Thunder Bay |
| Home Hair Care | Thunder Bay |
| Home Instead Senior Care | Sudbury |
| Hope Air | Toronto |
| Hope Christian Reformed Church | Thunder Bay |
| Horizon Timmins Palliative Care Inc | Timmins |
| Hornepayne Community Hospital, Long Term Care Unit | Hornepayne |
| Hoshizaki House | Dryden |
| Hospice Northwest | Marathon |
| Hospice Northwest | Terrace Bay |
| Hospice Northwest | Geraldton |
| Hospice Northwest | Longlac |
| Hospice Northwest | Thunder Bay |
| House of Kin | Sudbury |
| Howald, Christian, Massage Therapy | Sudbury |
| Hudson, Dr L, Optometrist | Sudbury |
| Hug Massage Therapy | Thessalon |
| Human League Association | Sudbury |
| Human Resources Professional Association, Algoma Region | Sault Ste Marie |
| Human Resources Professionals Association, Northwestern Ontario Chapter | Thunder Bay |
| Humphreys, Dr David, Dentist | Timmins |
| Hunta Mennonite Church | Hunta |
| Huntington Disease Resource Centre of Northern Ontario | Chelmsford |
| Huntington Society | Kitchener |
| Huron Lodge | Elliot Lake |
| Huron Lodge, Assisted Living | Elliot Lake |
| Huron Lodge, Community Services | Elliot Lake |
| Huron Shores Public Library | Iron Bridge |
| Huron Superior Catholic District School Board | Sault Ste Marie |
| Huron Superior Catholic District School Board, Holy Angels Learning Centre | Sault Ste Marie |
| Hymers Agricultural Society | Hymers |
