| hardware | hardware store | heating |
| heavy construction equipment rental | help supply services | high school |
| highway construction | hobby shop | holding company |
| home furnishings | home health care service | horse riding schools |
| hosiery | hosiery manufacturers | hospital |
| hospital equipment | hospital equipment supplies | hospital supplies |
| hotels | household appliances | household appliances dealers |
| hybrid car rental | hydronic heating supplies |
