- Hilberling
- Hilborn
- Hilitand
- Hilka
- Hill Audio
- Hill Phoenix
- Hill-Rom
- Hilleberg
- Hillman
- Hillphoenix
- Hillrom
- Hills
- HILLS DUCTED VACUUM SYSTEMS
- HILLS HOME HUB
- HILLS LIMITED
- HILLS RELIANCE
- Hillsdale Furniture
- Hillstone Networks Corp.
- hillvert
- Hillyard
- Hilmor
- Hilpress
- hilscher
- Hilti
- Hiltron security
- HIMA
- Himax
- Himmelstrutz
- HIMO
- Himolla
- Himoto
- HIMS
- HIMS International
- Himsa
- HindlePower
- Hiniker
- Hinkle Chair Company
- Hinkley
- Hinkley Lighting
- Hinsense
- Hioki
- HIOS