| Watts UP Electrical Solutions Ltd | Construction | 2023 |
| WB Automotive Ltd | Wholesale & retail | 2020 |
| WB Driver Hire Ltd | Transport & logistics | 2024 |
| WB Paintshop Ltd | Wholesale & retail | 2024 |
| WB Trimshop Ltd | Wholesale & retail | 2025 |
| WC Ball Limited | Professional & scientific | 2024 |
| WE ARE ALL F Creative Ltd | Information & communication | 2025 |
| WE ARE ATR Ltd | Professional & scientific | 2026 |
| WE ARE Wakefield Ltd | Other services | 2017 |
| WE Buy ANY Car Leeds Limited | Wholesale & retail | 2006 |
| WE CAN DO Ltd | Professional & scientific | 2014 |
| WE Care Best Ltd | Health & social care | 2021 |
| WE FIX Tech Limited | Wholesale & retail | 2025 |
| WE LET Homes (AB Properties) Ltd | Real estate | 2015 |
| WE Take Flight Agency Limited | Information & communication | 2021 |
| Wear Within Ltd | Wholesale & retail | 2026 |
| Web Design London UK Ltd | Wholesale & retail | 2025 |
| WEB4STREETLIFE Limited | Professional & scientific | 2017 |
| Webanatics LP | | 2011 |
| Webandface Ltd. | Information & communication | 2017 |
| Webbo Homes Ltd | Real estate | 2020 |
| Webster-Dell Holdings Ltd | Hospitality | 2024 |
| Wedding & Jewellery Perfection Ltd | Wholesale & retail | 2022 |
| Weekend Heroes Ltd | Extraterritorial | 2022 |
| Wego 24-7 Transport Ltd | Transport & logistics | 2018 |
| Weiss Grundstuecks Ltd. | Professional & scientific | 2007 |
| Wellbeing Mental Health Limited | Professional & scientific | 2017 |
| Welsby International Ventures Ltd | Wholesale & retail | 2020 |
| Wemm Enterprises Ltd | Hospitality | 2025 |
| Wendy House Property Investments Limited | Information & communication | 2025 |
| West & SON Property Ltd | Real estate | 2021 |
| West County Landscapes Limited | Administrative & support | 2012 |
| West House Corporate Ventures Ltd | Financial services | 2006 |
| West Park Recruitment Limited | Administrative & support | 2008 |
| West Riding Automobile Company Limited | Transport & logistics | 2016 |
| West Riding Recruitment Limited | Administrative & support | 2014 |
| West Villa Residential Home Limited | Health & social care | 1997 |
| West Yorkshire Brickwork Ltd | Construction | 2021 |
| West Yorkshire Fire Protection Limited | Manufacturing | 2002 |
| West Yorkshire Group Limited | Administrative & support | 2023 |
| West Yorkshire Heating Solutions Limited | Construction | 2016 |
| West Yorkshire Investments Ltd | Real estate | 2026 |
| West Yorkshire Lettings & Management Ltd | Real estate | 2016 |
| West Yorkshire Private Hire Ltd | Administrative & support | 2022 |
| West Yorkshire Property Renovation Limited | Construction | 2025 |
| West Yorkshire Safety Barriers Ltd | Construction | 2023 |
| West Yorkshire Sealants Limited | Construction | 2014 |
| West Yorkshire Windows Home Improvements Limited | Construction | 2022 |
| Westfield Air Conditioning Limited | Construction | 2005 |
| Westfield Chambers Ltd | Professional & scientific | 2017 |
| Westfield Grove Management Company Limited | Professional & scientific | 1998 |
| Westgate Express Mini Market Limited | Wholesale & retail | 2025 |
| Westwell Properties Ltd | Real estate | 2022 |
| Westy's Grill Limited | Hospitality | 2025 |
| Wetherby Lawn Care Ltd | Administrative & support | 2013 |
| Wezma Limited | Real estate | 2022 |
| WF Design (UK) Ltd | Professional & scientific | 2013 |
| WF Web Design Ltd | Information & communication | 2018 |
| WF2 Investments Limited | Real estate | 2017 |
| WF2 Limited | Real estate | 2018 |
| WF2 Theatre Limited | Arts & recreation | 2024 |
| WF3 Kindness Ltd | Health & social care | 2021 |
| WFC Fast Food Limited | Hospitality | 2017 |
| WFD Sweets Limited | Wholesale & retail | 2023 |
| WFH Enterprises Limited | Financial services | 2014 |
| WFH Estates Ltd | Health & social care | 2021 |
| WFH Healthcare Ltd | Financial services | 2023 |
| Wfone Bespoke Ltd | Manufacturing | 2024 |
| WH Diesel Services Limited | Manufacturing | 2017 |
| Wharfe Consulting Limited | Professional & scientific | 2025 |
| Wharfedale Construction Ltd | Extraterritorial | 1963 |
| What Assets Ltd | Real estate | 2023 |
| Whcv Residential Ltd | Real estate | 2024 |
| WHD Facilities Limited | Construction | 2018 |
| Wheel IT in Ltd | Manufacturing | 2025 |
| Wheelrocket Productions Ltd | Information & communication | 2026 |
| Where Things Belong Ltd. | Other services | 2023 |
| Whirlwind Logistics Limited | Transport & logistics | 2005 |
| Whisk Ltd | Hospitality | 2019 |
| Whistleworth Ltd | Wholesale & retail | 2015 |
| White FOX Imports Ltd | Wholesale & retail | 2025 |
| White FOX Talking Community Interest Company | Information & communication | 2023 |
| White Hall Grange Management Company Limited | Households | 2020 |
| White Rose Garage Doors Ltd | Manufacturing | 2018 |
| White Rose Optical Westgate Limited | Wholesale & retail | 2014 |
| White Rose Repointing and Restoration Ltd | Administrative & support | 2021 |
| White Serenity Clinic Limited | Other services | 2025 |
| White Valley Developments Ltd | Extraterritorial | 2023 |
| White Wolf Management Limited | Professional & scientific | 2015 |
| White Wolf Property Limited | Real estate | 2017 |
| Whitehorse Project Management Ltd | Information & communication | 2015 |
| Whitley Property Holdings Limited | Real estate | 1972 |
| Whittaker Properties (Morley) Limited | Real estate | 2010 |
| Whittaker Wealth Management Limited | Professional & scientific | 2017 |
| WHT (OL) Ltd | Hospitality | 2022 |
| WHY Knott Holding Limited | Real estate | 2025 |
| Wibsey Heating Ltd | Administrative & support | 2026 |
| Wickham Construction Ltd | Construction | 2020 |
| Wigs by MAE Limited | Other services | 2023 |
| Wik-Play Ltd | Professional & scientific | 2006 |