| Abbreviation | Definition |
|---|---|
| HGPI | Horizon Group Pptys Inc |
| HGPI | Horizon Group Properties Inc |
| HGS | Hightower Geotechnical Services, Inc. |
| HGVC | Hilton Grand Vacations Company |
| HGW | Hatch Guitar Works |
| HGW | Hawkins Glass Wholesalers |
| HGWFX | Hatch Guitar Works and Effects |
| HH | Handlin and Hefferan, Florida Attorneys |
| HH | Handy Hands |
| HH | Hanse Hamburg |
| HH | Hansestadt Hamburg |
| HH | Helly Hansen, clothiers |
| HH | Holcomb Hathaway, publishers |
| HH | Hotel Healdsburg |
| HH | Huddy's Hauler |
| HHA | Hawker Hunter Aviation |
| HHAI | Henry Hill Associates Inc |
| HHC | Headquarters Headquarters Company |
| HHC | Howard Hughes Corporation |
| HHC | HQ and HQ Company |