| Haslemere Carpet Warehouse Limited | Wholesale & retail | 2020 |
| Haslemere Chiropractic Clinic Ltd | Health & social care | 2022 |
| Haslemere Convenience Store Ltd | Wholesale & retail | 2025 |
| Haslemere Festival | Arts & recreation | 2003 |
| Haslemere Garden Centre Ltd | Wholesale & retail | 2025 |
| Haslemere Hall | Arts & recreation | 2013 |
| Haslemere Homecare Limited | Health & social care | 2011 |
| Haslemere Kitchens and Interior Furniture Ltd | Wholesale & retail | 2023 |
| Haslemere Medical LLP | | 2012 |
| Haslemere Osteopathic Clinic Limited | Health & social care | 2006 |
| Haslemere Plumbing Limited | Construction | 2024 |
| Haslemere Public Services Limited | Public administration | 2018 |
| Haslemere Retail Limited | Wholesale & retail | 2007 |
| Haslemere Sewing Room Limited | Other services | 2024 |
| Haslemere Sports Association | Arts & recreation | 1991 |
| Haslemere Superstore Ltd | Wholesale & retail | 2024 |
| Haslemere Technologies Limited | Wholesale & retail | 1996 |
| Haslemere Travel Limited | Administrative & support | 1988 |
| Haslemere Vision Ltd | Other services | 2013 |
| Hasleworks Coworking CIC | Real estate | 2024 |
| Hastilow and Sons Limited | Manufacturing | 2018 |
| Hatch Lane Residents Association Limited | Households | 1991 |
| Haven Strength Studio Limited | Professional & scientific | 2011 |
| Haven VA Ltd | Public administration | 2025 |
| Hawksfold Consulting Limited | Other services | 2017 |
| Hayes Environmental Ltd | Extraterritorial | 2010 |
| Healthcare Insight Limited | Administrative & support | 1999 |
| Healthsurfing Ltd | Information & communication | 2020 |
| Heart and Home Property Limited | Real estate | 2021 |
| Heath Edge Management Company Limited | Real estate | 2009 |
| Hedges & Hurdles Limited | Agriculture & fishing | 2023 |
| Helios Ltd | Extraterritorial | 2024 |
| Helios Mechanical Solutions Ltd | Energy | 2016 |
| Hemma Contracts Ltd | Professional & scientific | 2015 |
| Henley Ventures Limited | Other services | 2020 |
| Hercules Delivery Services Ltd | Transport & logistics | 2010 |
| Heresy Ltd | Wholesale & retail | 2011 |
| Hermit's Cave Ltd | Wholesale & retail | 2024 |
| Hevonen Ltd | Health & social care | 2016 |
| Hexo Group Limited | Construction | 2025 |
| Hgam Nominee 3 Limited | Professional & scientific | 2006 |
| Hgam Nominee 4 Limited | Professional & scientific | 2006 |
| Hgam Nominee 5 Limited | Professional & scientific | 2006 |
| Hgam Nominee 6 Limited | Professional & scientific | 2006 |
| Hi-Line Design & Drawing Solutions Limited | Manufacturing | 2011 |
| Hiagie Limited | Information & communication | 2015 |
| Hickman & Bousfield Ltd | Administrative & support | 2013 |
| High Feat Limited | Manufacturing | 2010 |
| High Park Towers Ltd | Real estate | 2015 |
| Highgrove Developments Ltd | Construction | 2025 |
| Hillyer Group Ltd | Information & communication | 2021 |
| Hindmoor Consulting Limited | Information & communication | 2011 |
| HLS1 Barbershop Ltd | Other services | 2025 |
| Hodges Ace Trading Ltd | Wholesale & retail | 2020 |
| Homelands Management Company Limited | Households | 2003 |
| Homewood Gate Automation Ltd | Administrative & support | 2014 |
| Honey BEE Studios Ltd | Real estate | 2020 |
| Hope Rehab Limited | Health & social care | 2020 |
| Horizon Productivity Ltd | Professional & scientific | 2021 |
| Hospitality Professionals Association | Other services | 2011 |
| Host Digital Limited | Information & communication | 2015 |
| Hot Goblin Events Limited | Other services | 1998 |
| Hotel Art Ltd | Wholesale & retail | 2025 |
| Howard Farming Ltd | Agriculture & fishing | 2009 |
| Howard Place RTM Company Ltd | Households | 2023 |
| Howard’S Home and Garden Maintenance Ltd | Construction | 2022 |
| Howberry Chase Management Company Limited | Hospitality | 2004 |
| HRM Polo Limited | Agriculture & fishing | 2013 |
| Hugh O'Donovan Limited | Professional & scientific | 2016 |
| Hunter Gatherings Limited | Hospitality | 2022 |
| Hunterwood Interiors Ltd | Professional & scientific | 2018 |
| Huntit Solutions Limited | Information & communication | 2021 |
| Hurst Developments Limited | Financial services | 2004 |
| Hurstfold Farm Management Company Ltd | Households | 2020 |
| HV Practice Limited | Professional & scientific | 2025 |
| I J Developments NE Ltd | Construction | 2021 |
| IAN Blades Limited | Other services | 2012 |
| Iberia Nest Ltd | Hospitality | 2023 |
| Ignis Construction Safety Ltd | Education | 2025 |
| Ileas Limited | Administrative & support | 2013 |
| Imaginary Roots Limited | Information & communication | 2008 |
| Impact Intent Ltd | Information & communication | 2025 |
| Impactful Works Ltd | Professional & scientific | 2025 |
| Income Logistics Ltd | Administrative & support | 2006 |
| Independent Consultants Network Ltd | Financial services | 2013 |
| Inge Dunbar Limited | Wholesale & retail | 2015 |
| Inside and OUT ALL Trades Ltd | Construction | 2022 |
| Inspir Ltd | Information & communication | 2014 |
| Inspired Publishing and Events Ltd | Professional & scientific | 2017 |
| International Bulk Terminals Association Limited | Extraterritorial | 2014 |
| International Company Services Ltd | Professional & scientific | 2022 |
| International DRY Bulk Terminals Group | Other services | 2014 |
| Internet Futures Limited | Information & communication | 1996 |
| Inval Consulting Ltd | Professional & scientific | 2021 |
| Inwab Ltd | Hospitality | 2022 |
| Ionicare Healthcare Ltd | Wholesale & retail | 2023 |
| Iris Anticipa Ltd | Information & communication | 2025 |
| Iris Search Limited | Other services | 2015 |
| Ironbright Consulting Ltd | Professional & scientific | 2025 |
| Isabel Ward Consulting Ltd | Professional & scientific | 2017 |