Companies catalogue
- Habitual Chocolate, Woodstock
- Hagersville Business Park, Townsend
- Halton Catholic District School Board - Board Office, Burlington
- Hamilton (City of), Hamilton
- Hamilton Chamber Of Commerce, Hamilton
- Hamilton Children's Museum, Hamilton
- Hamilton Municipal Parking System Office, Hamilton
- Hamilton Public Library - Dundas Branch, Dundas
- Hamilton School Of Martial Arts, Hamilton
- Hamilton Skating Club, Hamilton
- Hank's Place, Ohsweken
- Happy Mandarin Learning Centre, Burlington
- Hardcore Racing, Waterford
- Harley Cemetery, Harley
- Harvey's, Brantford
- Harvey's, Brantford
- Harvey's, Brant
- Hepburn Christmas Trees, Hamilton
- Heritage Mill, Hamilton
- Hi-Tech Carpet Care, Brantford
- High Risk Insurance Ontario, Brantford
- Historia Building Restoration Inc, Hamilton
- Holiday Inn Express & Suites - Waterloo/St.Jacobs, Waterloo
- Holiday Inn Express & Suites Woodstock South, Woodstock
- Holiday Inn Kitchener-Waterloo Conf. Ctr., Kitchener
- Holy Cross Cemetery, Brant
- Holy Cross School, Brantford
- Holy Family School, Brant
- Holy Name of Mary Catholic Elementary School, Hamilton
- Holy Rosary Catholic Elementary School, Waterloo
- Holy Spirit Catholic Elementary School, Cambridge
- Holy Spirit Catholic School, Cambridge
- Holy Trinity Catholic High School, Simcoe
- Homes For Kids, Hamilton
- Hope Christian Reformed Church, Brantford
- HopeSpring Cancer Support Centre, Kitchener
- Hopewell Children's Homes, Ariss
- Housemaster Inspections, Cambridge
- Huzul's Meat & Deli, Brantford