H
- Holland Cooper
- Hyperoptic
- Horizon Hobby
- Honk
- HMD, makers of Nokia phones
- HSS Hire
- HUAWEI UK
- Hair Gain
- House of Bruar
- Hedoine
- HiLife
- Home Leisure Direct
- Hauslane
- Healthy Valley Premium Dog & Cat Food
- Hoar Cross Hall
- Hiboy
- Homelement
- Heartbrand Beef
- Help for Heroes
- Hylo Athletics
- HODINKEE
- HealFast
- Hairinbeauty
- Heavenly Chandeliers
- Horze UK
- Helios Hydro Gym
- Hello Franki
- Humanoid
- Handy Candy
- Hearth Display
- HOROW
- Herb & Root
- HeyCurls
- Healthspan
- Home Teeth Whitening
- Herbies USA Express
- Home Perfect
- Humoroust T-shirts
- HMV
- Headout