| Holme Valley Skip Hire Limited | Water & waste | 2024 |
| Holme Valley Sport Injury Clinic Limited | Health & social care | 2008 |
| Holme Veterinary Centre Limited | Professional & scientific | 2011 |
| Holmesown Ltd | Agriculture & fishing | 2026 |
| Holmework (Property) Ltd | Real estate | 2023 |
| Holmework (Yorks) Ltd | Construction | 2021 |
| Holmfirth and District Bowling Club | Arts & recreation | 2014 |
| Holmfirth Art & Music Limited | Arts & recreation | 2010 |
| Holmfirth Attested Auction Market Limited | Administrative & support | 1951 |
| Holmfirth Bamboo Limited | Hospitality | 2023 |
| Holmfirth Book Festival CIC | Administrative & support | 2024 |
| Holmfirth Business Together Ltd | Other services | 2023 |
| Holmfirth Coachworks Limited | Administrative & support | 2010 |
| Holmfirth Engineering Co Limited | Professional & scientific | 2019 |
| Holmfirth Film Festival CIC | Arts & recreation | 2014 |
| Holmfirth Food and Drink Festival C.I.C. | Administrative & support | 2019 |
| Holmfirth Ford Specialist Ltd | Wholesale & retail | 2021 |
| Holmfirth Forward Ltd | Other services | 2019 |
| Holmfirth Gaming Centre Limited | Wholesale & retail | 2016 |
| Holmfirth Garage 2014 Ltd | Wholesale & retail | 2014 |
| Holmfirth Garage Ltd | Other services | 2005 |
| Holmfirth Green Grocers Ltd | Wholesale & retail | 2025 |
| Holmfirth Hospitality Limited | Hospitality | 2021 |
| Holmfirth Lettings Ltd | Real estate | 2026 |
| Holmfirth Management Company Limited | Real estate | 2021 |
| Holmfirth Pet Centre Limited | Wholesale & retail | 2022 |
| Holmfirth Property Renovations Ltd | Construction | 2017 |
| Holmfirth Spice Ltd | Hospitality | 2024 |
| Holmfirth Tuition LLP | | 2023 |
| Holmfirth Vineyard Ltd | Agriculture & fishing | 2012 |
| Holmfirthbakery Limited | Manufacturing | 2023 |
| Holmleigh Manor Ltd | Real estate | 2025 |
| Holmtown Properties Ltd | Real estate | 2025 |
| Holt Head Transport and Commercials Ltd | Transport & logistics | 2024 |
| Home Farm (Rosewood Mill) Management Company Limited | Professional & scientific | 2012 |
| Home Farm Foods (Yorkshire) Limited | Wholesale & retail | 2004 |
| Home Services HD Limited | Construction | 2016 |
| Homespun Pizza Ltd | Hospitality | 2024 |
| Honely Spice Tandoori Ltd | Hospitality | 2025 |
| Honley Barbers Limited | Other services | 2024 |
| Honley DIY & Pet Supplies Limited | Wholesale & retail | 2021 |
| Honley Environmental Services Limited | Water & waste | 2012 |
| Honley Healthcare Limited | Health & social care | 2014 |
| Honley Investments Limited | Manufacturing | 2019 |
| Honley Kennels Limited | Other services | 2003 |
| Honley Limited | Information & communication | 2023 |
| Honley Show Society Limited | Agriculture & fishing | 1994 |
| Honley Wine Bar Ltd | Hospitality | 2024 |
| Hospitality Defined Limited | Professional & scientific | 2023 |
| House of Comms Ltd | Professional & scientific | 2023 |
| Howarth Gardening Services Ltd | Other services | 2025 |
| Howse Pubs Ltd | Hospitality | 2021 |
| HP Technology Design Ltd | Professional & scientific | 2018 |
| HR Blowers INT Limited | Manufacturing | 1941 |
| HR School Ltd | Professional & scientific | 2019 |
| Huddersfield Construction Limited | Extraterritorial | 2006 |
| Huddersfield Joinery Limited | Construction | 2004 |
| Huddersfield Musical Theatre Company Limited | Arts & recreation | 2014 |
| Huddersfield NON Ferrous and Precious Metals Limited | Manufacturing | 2025 |
| Huddersfield Reclamation and Commodities Traders Limited | Wholesale & retail | 2025 |
| Hultafors Group UK Limited | Wholesale & retail | 1985 |
| Humm Ltd | Professional & scientific | 2022 |
| Hunion. CIC | Arts & recreation | 2021 |
| Hunt Contracting Ltd | Agriculture & fishing | 2024 |
| Hutt Property Ltd | Real estate | 2019 |
| HW Holiday LET Management Ltd | Construction | 2018 |
| HW Residential Lettings Ltd | Real estate | 2023 |
| Hydraulic Discharge Equipment Limited | Manufacturing | 1989 |
| Hydris Ltd. | Wholesale & retail | 2013 |
| Hyperbee Ltd | Information & communication | 2023 |
| I Pack Solutions Limited Partnership | | 2014 |
| IAN Kelly Training and HR Consultancy Ltd | Professional & scientific | 2018 |
| IAS Independent Advocacy Services Ltd | Administrative & support | 2017 |
| Ictc Developments Holmfirth Ltd. | Real estate | 2018 |
| Idle Hands Media Limited | Administrative & support | 2014 |
| Ignite Pyrotechnics Ltd | Professional & scientific | 2011 |
| IK Sport Classic Ltd | Wholesale & retail | 2026 |
| IL Mulino (Hebden Bridge) Limited | Hospitality | 2019 |
| Illustrated Print Co Ltd | Manufacturing | 2020 |
| Image Forecourt Services Limited | Construction | 2015 |
| Imagine Talent Consulting Ltd | Professional & scientific | 2020 |
| Imagine Toy Shop Ltd | Wholesale & retail | 2018 |
| Imali Group Ltd | Wholesale & retail | 2025 |
| IML Laundry Ltd | Other services | 2020 |
| Impact Access Ltd | Professional & scientific | 2012 |
| IN2 Cleaning Services Limited | Administrative & support | 2005 |
| Indeso Limited | Professional & scientific | 2018 |
| Industrial Leisure Limited | Wholesale & retail | 2015 |
| Indy House Ltd | Real estate | 2025 |
| Inenergy Limited | Administrative & support | 2010 |
| Infinitas Inc Ltd | Extraterritorial | 2023 |
| Inglestone Finance Limited | Financial services | 2011 |
| Innodeign Ltd | Professional & scientific | 2024 |
| Innova Industrial Services Ltd | Wholesale & retail | 2020 |
| Innovaition Ltd | Information & communication | 2022 |
| Innovate (Yorkshire) Limited | Professional & scientific | 2025 |
| Insight Labs Ltd | Professional & scientific | 2024 |
| Inspect Global Limited | Professional & scientific | 2012 |
| Institute of Administrative Management | Professional & scientific | 2014 |
| Integrity Alive Limited | Professional & scientific | 2009 |