| Higherways Tribe Limited | Administrative & support | 2025 |
| Hiking Buddies Adventures Ltd | Arts & recreation | 2026 |
| Hiking Buddies UK Ltd | Arts & recreation | 2022 |
| Hirst Apparel Ltd | Wholesale & retail | 2025 |
| Hmch Limited | Construction | 2017 |
| Hodge Industries Limited | Manufacturing | 2014 |
| Holidays by Sara Ltd | Administrative & support | 2024 |
| Home-Start Richmondshire | Health & social care | 2009 |
| Ironframe Doors & Windows Ltd | Manufacturing | 2025 |
| JBM Printing Engineers Limited | Manufacturing | 2011 |
| JD French Properties Limited | Real estate | 2004 |
| Jessicat Ltd | Health & social care | 2021 |
| Jettington | Professional & scientific | 2008 |
| Jigsaw Childcare (Catterick) Limited | Health & social care | 2013 |
| JMC Culinary Ltd | Administrative & support | 2025 |
| Juli Abbey Project Management Limited | Professional & scientific | 2018 |
| K-1 Security Services Ltd | Administrative & support | 2026 |
| KBD Dynamics Limited | Professional & scientific | 2012 |
| KDN Enterprises Ltd | Extraterritorial | 2021 |
| Kidz Day Nursery Ltd | Health & social care | 2013 |
| Kwik Cars Ltd | Transport & logistics | 2025 |
| L&A Property Developments Limited | Real estate | 2025 |
| Landels Property Management Limited | Real estate | 2025 |
| Lappin HR Consulting Ltd | Administrative & support | 2022 |
| Lazer Cheer Academy Ltd | Arts & recreation | 2009 |
| Leathleys House and Home Limited | Extraterritorial | 2013 |
| Leeds Professional Stays Ltd | Real estate | 2026 |
| Lerringford | Professional & scientific | 2008 |
| Lipsylem | Professional & scientific | 2008 |
| Llaverickholdings Ltd | Financial services | 2023 |
| Lock Tight Garage Services Ltd | Wholesale & retail | 2026 |
| Love Property Lettings Ltd | Real estate | 2021 |
| Maclean Energy Solutions Ltd | Manufacturing | 2026 |
| Malham Luxury Stays Ltd | Hospitality | 2025 |
| Mane Properties Ltd | Hospitality | 2017 |
| Maple Land Developments Ltd | Real estate | 2024 |
| Mark Allan Transport Ltd | Transport & logistics | 2016 |
| Matrix Electronics Limited | Wholesale & retail | 2012 |
| Medical School of Aesthetics Ltd | Other services | 2025 |
| Middle ROW Cottage Ltd | Hospitality | 2020 |
| Military Wags Choir Catterick Garrison | Other services | 2013 |
| Mirfield 1965 Limited | Extraterritorial | 2013 |
| MIX Masters DJ Academy Ltd | Education | 2024 |
| MJ Mackenzie Logistics Limited | Transport & logistics | 2025 |
| Mnvr Ltd | Professional & scientific | 2025 |
| MOB Phone Repair Limited | Other services | 2022 |
| Montpelier (Trustees) Ltd | Financial services | 2002 |
| Morando Limited | Wholesale & retail | 2022 |
| Motorcare Discount Centre Ltd | Wholesale & retail | 2009 |
| Motorvise (Automotive) Ltd | Professional & scientific | 2014 |
| MSA69 Consultant Ltd | Professional & scientific | 2023 |
| New Heights Security Limited | Administrative & support | 2025 |
| Newsolu Group Ltd | Real estate | 2026 |
| Northwindservices Ltd | Manufacturing | 2024 |
| Old Bakery Cottages Limited | Real estate | 2021 |
| Old Bakery Cottages Management Ltd | Households | 2002 |
| Olimas Property Ventures Ltd | Construction | 2025 |
| Opencrm Limited | Information & communication | 2009 |
| Optimal Project Solutions Ltd | Construction | 2024 |
| Optimus PVT Ltd | Transport & logistics | 2020 |
| Oyatsu Ltd | Wholesale & retail | 2019 |
| Pacific Security Solution Limited | Administrative & support | 2025 |
| Pads Embroidery Ltd | Manufacturing | 2025 |
| Parmesan House Catterick Ltd | Wholesale & retail | 2019 |
| Paterson Design Ltd | Professional & scientific | 2019 |
| Paul Kennedy Associates Limited | Information & communication | 2017 |
| Peratech IP Limited | Professional & scientific | 2023 |
| Phoneshopdirect.Com Limited | Extraterritorial | 2002 |
| Pizza Crust Limited | Hospitality | 2021 |
| Polyurethane Products Ltd | Real estate | 2016 |
| Pragmatic Safety Limited | Professional & scientific | 2022 |
| Precision Pet Nutrition Limited | Professional & scientific | 2024 |
| Qualitere Windows & Developments Ltd | Construction | 2026 |
| Quantum Automation and Security Limited | Manufacturing | 2022 |
| Quantum Zero Limited | Wholesale & retail | 2025 |
| Replay (Solar) Ltd | Real estate | 2026 |
| Replay Associates Limited | Real estate | 2004 |
| Reshape Media Group Ltd | Manufacturing | 2025 |
| Reshape Recruitment Limited | Administrative & support | 2025 |
| Richmond Controls Limited | Manufacturing | 2011 |
| Richmondshire Properties Limited | Real estate | 2022 |
| Rite Clean Services Ltd | Administrative & support | 2016 |
| Rivermont Co Ltd | Hospitality | 2025 |
| RJ Property Limited | Real estate | 2017 |
| RLD Roofing and Building Ltd | Construction | 2024 |
| Rmdl Group Ltd | Transport & logistics | 2026 |
| Robin Cook Motor Company Ltd | Wholesale & retail | 2006 |
| Roshan and Sons Property Ltd | Real estate | 2024 |
| Rosy Ltd | Wholesale & retail | 2023 |
| RSJ Brainer Ltd | Hospitality | 2024 |
| RSJ Construction North Yorkshire Ltd | Construction | 2026 |
| Safety Point Signs Ltd | Wholesale & retail | 2015 |
| SAM2 Housing Limited | Real estate | 2024 |
| Sasi Construction Limited | Construction | 2025 |
| Scrub-A-Dub-Dazzle Ltd | Administrative & support | 2025 |
| Shamesh Ltd | Real estate | 2022 |
| Shell Scrape Ltd | Construction | 2025 |
| Signal Mobile Limited | Extraterritorial | 2008 |
| Signal Telecom (Holdings) Limited | Financial services | 2018 |
| Signal Telecom Limited | Wholesale & retail | 1993 |