Companies catalogue
- H.a.k.t. PC, Sudbury
- HAPPY TAILS CANINE TRAINING ACADEMY, Russell
- HK EyeCan Ltd., Ottawa
- Hamelin Hall (MHN), Ottawa
- Hamelin, le centre dentaire, Gatineau
- Harrigan Builders, Blezard Valley
- Harrington Staffing, Ottawa
- Hawthorne Public School, Ottawa
- Health and Counselling Services, Ottawa
- Heart 2 Heart First Aid CPR Training Ottawa, Ottawa
- Heart Beat First Aid & CPR Training Inc., Ottawa
- Heart Construction, Sudbury
- Heart's Desire Forest, Ottawa
- Heather's Dog Walking, Ottawa
- Henry Larsen Elementary School, Ottawa
- Heritage Grade, A division of Asbex Ltd, Ottawa
- Heritage Public School, Ottawa
- Hi Tech Hair, Ottawa
- High Commission of Brunei Embassy, Ottawa
- High Commission of Malaysia, Ottawa
- Higher Learning Institute, Ottawa
- Hilson Avenue Public School, Ottawa
- Holy Family School, Ottawa
- Homewood Health (Employee and Family Assistance Program), Ottawa
- Hope Outreach Shelter, Ottawa
- Hopewell Eating Disorders Support, Ottawa
- Horsfall Concrete Ltd, Sudbury
- Hospital de Gatineau: Emergency Room, Gatineau
- Hotel V, Gatineau
- House Of Lasagna, Ottawa
- House of Greek, Ottawa
- Hudson's Bay Optical, Ottawa
- Human Rights Research & Education Centre, Ottawa
- Huntleigh Equestrian Centre, Ottawa
- Huntley Centennial Public School, Ottawa
- Hurley Corporation, Ottawa
- Hurricane Electric, Munster
- Hydro Ottawa Substation, Ottawa
- Hydro-Québec, L'Ange-Gardien