| WYE Valley Cars Ltd | Wholesale & retail | 2025 |
| WYE Valley Commercials Limited | Wholesale & retail | 2024 |
| WYE Valley Demolition Holdings Limited | Construction | 2023 |
| WYE Valley Electrical Ltd | Construction | 2026 |
| WYE Valley Health Fitness and Arts Limited | Health & social care | 2026 |
| WYE Valley Heritage Ltd | Construction | 2013 |
| WYE Valley Holdings Ltd | Financial services | 2021 |
| WYE Valley Home Improvements Ltd | Construction | 2023 |
| WYE Valley Landscaping and Decking Limited | Construction | 2002 |
| WYE Valley Manufacturing Limited | Manufacturing | 2020 |
| WYE Valley Mediation Community Interest Company | Professional & scientific | 2015 |
| WYE Valley Osteopathy Ltd | Health & social care | 2017 |
| WYE Valley Payments Ltd | Financial services | 2025 |
| WYE Valley Reclamation Limited | Professional & scientific | 2013 |
| WYE Valley Thermography Limited | Professional & scientific | 2025 |
| WYE Valley Vets Limited | Professional & scientific | 2014 |
| WYE Valley Women's Health Ltd | Health & social care | 2011 |
| WYE Ventures CIC | Professional & scientific | 2014 |
| Wyec Ltd | Professional & scientific | 2022 |
| Wyedean Tax Ltd | Extraterritorial | 2019 |
| Wyelands Close Residents Company Limited | Real estate | 2008 |
| Wyemart Limited | Wholesale & retail | 2012 |
| Wyepak Limited | Manufacturing | 2013 |
| Wyephi Design & Consulting Ltd | Professional & scientific | 2020 |
| Wyeside Barbell Club Ltd | Arts & recreation | 2024 |
| Wyeside Day Nursery & OUT of School Care Ltd | Professional & scientific | 2007 |
| Wyeside Investments Ltd | Transport & logistics | 2023 |
| Wyesolar Limited | Construction | 2012 |
| Wyestar Chemical Solution Ltd | Wholesale & retail | 2026 |
| Wyestitch Ltd | Wholesale & retail | 2020 |
| Wyestitch Printing Ltd | Manufacturing | 2025 |
| Wyeval Limited | Professional & scientific | 2009 |
| Wyevale Container Plants Limited | Agriculture & fishing | 1996 |
| Wyevale Garden Buildings & Supplies Limited | Wholesale & retail | 1974 |
| Wyevale Hawkins Limited | Agriculture & fishing | 1973 |
| Wyevale Holdings Limited | Professional & scientific | 1954 |
| Wyevale Transplants (Forestry) Limited | Agriculture & fishing | 1987 |
| Wyeway Properties Limited | Real estate | 2011 |
| Wyman-Gordon Limited | Manufacturing | 1994 |
| Wyvern Business Systems Limited | Information & communication | 1999 |
| Wyvern Pipes Limited | Wholesale & retail | 2023 |
| Wyvern Property Care Limited | Administrative & support | 2016 |
| X-Calibre Limited | Education | 2018 |
| X-Calibre Mental Health Limited | Education | 2018 |
| X-Tech Holdings Limited | Financial services | 2026 |
| X2764TECH Limited | Information & communication | 2013 |
| Xcel Construction & Renovations Ltd | Construction | 2024 |
| Xerofox Limited | Financial services | 2024 |
| XFE Ltd | Information & communication | 2023 |
| Xilio Ltd | Professional & scientific | 2024 |
| Xiphos Consulting Limited | Information & communication | 2023 |
| Xirou Katyal Interiors Limited | Professional & scientific | 2022 |
| Xpedient UK Limited | Manufacturing | 2002 |
| XTL Estates Limited | Real estate | 2020 |
| XTL Security Ltd | Administrative & support | 2021 |
| Xwasted Ltd | Extraterritorial | 2022 |
| Xytron Ltd | Extraterritorial | 2022 |
| Y-Not-Books Limited | Wholesale & retail | 2011 |
| YANITA66 Limited | Real estate | 2017 |
| Yaslo Construction Ltd | Construction | 2005 |
| Yates & Co. (Office Services) Limited | Professional & scientific | 1975 |
| Yatt House Limited | Professional & scientific | 2025 |
| Yeleni Therapy & Support Ltd | Health & social care | 2006 |
| Yenz Times Limited | Information & communication | 2025 |
| Yeomans Canyon Tours Limited | Administrative & support | 1994 |
| Yeomans Canyon Travel Limited | Administrative & support | 1988 |
| Yeow! Films Limited | Information & communication | 2020 |
| YES2YES Asset Developments Ltd | Real estate | 2021 |
| YES2YES Property Ltd | Real estate | 2018 |
| Yetro Limited | Professional & scientific | 2001 |
| YEW Lane Poultry Limited | Agriculture & fishing | 2001 |
| YEW Tree Carpentry and Renovations Ltd | Construction | 2023 |
| YEW Tree Court (Clehonger) Management Ltd | Professional & scientific | 2012 |
| YEW Tree Court (Hereford) Management Company Limited | Households | 2006 |
| YLC Property Holdings Limited | Construction | 2026 |
| Ynergy Limited | Energy | 2009 |
| Yomanda Holdings Ltd | Wholesale & retail | 2025 |
| York Unique Holiday Homes Ltd | Real estate | 2018 |
| Yorkshire Development Partners Ltd | Real estate | 2022 |
| Young & Co (Hereford) Limited | Professional & scientific | 2025 |
| Your Endless Travel Ltd | Administrative & support | 2020 |
| Your Herefordshire Ltd | Professional & scientific | 2019 |
| Your Local Car Executive Limited | Transport & logistics | 2015 |
| Your Local Car Hire Limited | Transport & logistics | 2013 |
| Your Origin Limited | Administrative & support | 2016 |
| Your Plate OR Mine Limited | Hospitality | 2023 |
| Your Thrifty Store Community Interest Company | Wholesale & retail | 2023 |
| Youschool Education Ltd | Education | 2015 |
| Yoyo Share Technology Co,. Ltd | Wholesale & retail | 2025 |
| Yrhealth Ltd | Health & social care | 2018 |
| YUM Burger Ltd | Hospitality | 2025 |
| Yuri Botiuk Limited | Financial services | 2025 |
| Z Stockton Ltd | Information & communication | 2023 |
| Zabriskie Property Limited | Real estate | 2016 |
| ZCU 98 Hereford Limited | Hospitality | 2021 |
| ZE Retail Ltd | Wholesale & retail | 2023 |
| Zelbex Limited | Extraterritorial | 2019 |
| Zemmat Holdings Ltd | Construction | 2017 |
| Zenith Content Ltd | Information & communication | 2024 |
| Zenti Ltd | Professional & scientific | 2025 |