| WOF Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| WOF Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| WOF Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Woden DRS Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Woden DRS Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Woden DRS Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| WNT Security Ltd | | | security industry violation | 2015 | UK-SIA | £0 |
| WMWA D&B Management Limited | | | workplace safety or health violation | 2024 | UK-HSE | £0 |
| Wm. Nelstrop & Co. Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Wm. Nelstrop & Co. Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Wm. Armstrong (Longtown) Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Wm Armstrong (Longtown) Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| WLC Roofing Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| WLC Construction Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| WLC Construction Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| WLC Construction Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| WLC Construction Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| WLB Contractors Limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| WL Watson & Sons | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| WL Distillery Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| WL Distillery Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| WL Distillery Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| WKH Development Services Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| WJT Homes Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| WJT Homes Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| WJ Walker Ltd | | | workplace safety or health violation | 2023 | UK-HSENI | £0 |
| WJ Walker Ltd | | | workplace safety or health violation | 2023 | UK-HSENI | £0 |
| WJ Walker Ltd | | | workplace safety or health violation | 2023 | UK-HSENI | £0 |
| WJ Leech & Sons Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| WJ Leech & Sons Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizard Fireworks Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wizarch Construction Limited | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| Wixey Transport Limted | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Witznitz Cheder School | | | childcare and educational services violation | 2022 | UK-OFSTED | £0 |
| Witty Kiddies Sydenham | | | childcare and educational services violation | 2021 | UK-OFSTED | £0 |
| Witton Middle School | | | childcare and educational services violation | 2020 | UK-OFSTED | £0 |
| Witton Chemical Company Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Witton Chemical Company Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Witton Chemical Company Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Witney Community Primary School | | | childcare and educational services violation | 2022 | UK-OFSTED | £0 |
| Witney Chiropractic Clinic Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| Witney Chiropractic Clinic Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| Witney Chiropractic Clinic Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| Witnesham Pre-School | | | childcare and educational services violation | 2021 | UK-OFSTED | £0 |
| Withington Hill Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Withington Hill Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Within Reach Construction Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Withgill Farm Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Witherby Exmouth limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| Wiser Recycling Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Wiser Recycling Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Wiseman Cases Ltd | | | workplace safety or health violation | 2024 | UK-HSE | £0 |
| Wiseman Cases Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wiseman Cases Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Wiseman Cases Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Wise Scaffold Services Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Wise Scaffold Services Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| WISE PHARMACIES LIMITED | | | drug or medical equipment safety violation | 2021 | UK-MHRA | £0 |
| Wise Owl Private Day Nursery Scunthorpe | | | childcare and educational services violation | 2022 | UK-OFSTED | £0 |
| Wise Owl Kids Den Berkeley | | | childcare and educational services violation | 2022 | UK-OFSTED | £0 |
| Wise Owl Kids Den At Bottesford Infants School | | | childcare and educational services violation | 2022 | UK-OFSTED | £0 |
| Wise Handling Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Wise Handling Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Wise Handling Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Wise Handling Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Wise Handling Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Wise Choice Contractors Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Wise Choice Contractors Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Wise Choice Contractors Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Wise Choice Contractors Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| WISDEN PROPERTY LTD | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| WISDEN PROPERTY LTD | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Wirral University Teaching Hospital NHS Foundation | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| Wirral Fospray Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Wire Mesh Fabrications Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Wire Mesh Fabrications Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Wire Mesh Fabrications Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| Wire Mesh Fabrications Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| Wire Mesh Fabrications Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| Wipak UK Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Wipak UK Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Winworth Construction Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Winworth Construction Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Winworth Construction Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Winward Engineering Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Winton Precision Engineering Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Winton Precision Engineering Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Winter Melia Developments Limited | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| Winter Melia Developments Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
