| Winspear Consulting Limited | Information & communication | 2004 |
| Wint & Wells Investments Ltd | Real estate | 2021 |
| Winterbee Limited | Administrative & support | 2005 |
| WIP Coaching Limited | Other services | 2015 |
| Wise Industries Co., Ltd. | Administrative & support | 2021 |
| Wisrem Ltd | Real estate | 2025 |
| WKD Motorsport Fabrication Ltd. | Manufacturing | 2017 |
| WLF International Trading Co., Ltd | Administrative & support | 2021 |
| Woman WHO Franchise Limited | Administrative & support | 2026 |
| Woman WHO Limited | Administrative & support | 2016 |
| Wonder Group Trading Company Ltd | Administrative & support | 2021 |
| Wondertree Creative Limited | Professional & scientific | 2023 |
| Wood Street (Leamington) Ltd | Construction | 2016 |
| Woodland Convenience Stores Ltd | Wholesale & retail | 2024 |
| Wooeye UK Ltd | Manufacturing | 2024 |
| Woolf Bond Planning Limited | Professional & scientific | 2024 |
| Workability Solutions Limited | Administrative & support | 2012 |
| Workplace Wellbeing Training & Mentoring Limited | Education | 2025 |
| World CUP Polocrosse (2011) Ltd | Arts & recreation | 2008 |
| World of Wonder Crafts Co., Ltd | Extraterritorial | 2018 |
| Worldwill Intra Automation Group Co., Ltd | Manufacturing | 2023 |
| Worth Tech Co., Ltd | Manufacturing | 2024 |
| WOW Communications Limited | Professional & scientific | 2003 |
| Wpeng Trading Limited | Wholesale & retail | 2026 |
| WQZ Trading Limited | Wholesale & retail | 2026 |
| Wren Pavillion Ltd | Construction | 2007 |
| Written World Ltd | Administrative & support | 2017 |
| Wuhan Jarmoo Flag Co., Ltd | Administrative & support | 2014 |
| WUW Technology Co., Ltd | Extraterritorial | 2024 |
| Wuxi R and D Chemical Co., Ltd | Extraterritorial | 2014 |
| Wuxi Screw Metal Products Co., Ltd | Administrative & support | 2021 |
| Wychall Orchard Flats Management Company Limited | Households | 1985 |
| X Y Trading Limited | Administrative & support | 2021 |
| X&R Engg Machinery Co., Ltd | Administrative & support | 2024 |
| X-Cision Ltd | Health & social care | 2024 |
| X-It Plan Limited | Real estate | 2023 |
| X-Lin Trading Ltd | Administrative & support | 2024 |
| Xanadu Trading Limited | Information & communication | 2011 |
| XCC Trading Ltd | Wholesale & retail | 2026 |
| XCS Trading Limited | Wholesale & retail | 2026 |
| XCT Enterprises Co., Ltd | Administrative & support | 2022 |
| Xiamen Wanshi IMP and EXP Co., Ltd | Administrative & support | 2020 |
| Xinfada Import and Export (Shandong) Co., Ltd | Administrative & support | 2026 |
| Xingquan Trading Co., Ltd | Administrative & support | 2026 |
| Xingyi Metal Products Industry Co., Ltd | Wholesale & retail | 2017 |
| Xinyi Webbing & Rope Ltd | Extraterritorial | 2017 |
| Xtransportconx Ltd | Professional & scientific | 2022 |
| Xuka Ltd | Other services | 2023 |
| XXZ Trading Ltd | Wholesale & retail | 2026 |
| Xyproperties Ltd | Real estate | 2018 |
| XZP Trading Ltd | Wholesale & retail | 2026 |
| Y&L International Trading Ltd | Administrative & support | 2026 |
| Yamei Shoes Co., Ltd | Administrative & support | 2021 |
| Yanoda Trading Limited | Administrative & support | 2024 |
| Yanya Co. Ltd | Extraterritorial | 2017 |
| YAO an 368 Global Co., Ltd | Administrative & support | 2022 |
| YES Belgium Ltd | Professional & scientific | 2009 |
| Yeung TAI Environmental Industrial Co., Limited | Extraterritorial | 2019 |
| YEW Marketing Ltd | Professional & scientific | 2025 |
| YI CAN RUI Trading Co., Ltd | Administrative & support | 2022 |
| Yicheng Asia Pactific Co., Limited | Manufacturing | 2024 |
| Yijia Hardware Materials Co. Ltd | Administrative & support | 2022 |
| Yingkou Liaohe Machinery & Pipe Fittings Co., Ltd. | Extraterritorial | 2017 |
| Yingluo Co., Ltd | Wholesale & retail | 2023 |
| Yingtai Fashion Co., Ltd | Manufacturing | 2024 |
| Yitong Import & Export Co., Ltd. | Extraterritorial | 2021 |
| Yiwu Aiyilai Trading Co., Ltd | Administrative & support | 2024 |
| Yiwu Beauty EXP and IMP Co Limited | Extraterritorial | 2019 |
| Yiwu Chuchang E-Commerce Co., Ltd | Administrative & support | 2020 |
| Yiwu Deshi IMP. & EXP. Co., Limited | Wholesale & retail | 2017 |
| Yiwu Dingguang Commodity Purchase Co., Ltd | Wholesale & retail | 2022 |
| Yiwu Huahang Import&Export Co., Limited | Extraterritorial | 2014 |
| Yiwu Jason IMP & EXP Co., Ltd | Wholesale & retail | 2019 |
| Yiwu Jinyilin Co., Ltd | Administrative & support | 2023 |
| Yiwu Juli Industry Co., Ltd | Extraterritorial | 2020 |
| Yiwu Maiyuan Apparel Co., Ltd | Administrative & support | 2023 |
| Yiwu Mingxing Trading Co., Ltd | Wholesale & retail | 2020 |
| Yiwu Mingzhi Garments Co., Limited | Extraterritorial | 2016 |
| Yiwu Panchun Electronic Co., Ltd | Administrative & support | 2025 |
| Yiwu SHI Haorui Import & Export Co., Ltd | Extraterritorial | 2014 |
| Yiwu Uocimi Limited | Administrative & support | 2023 |
| Yiwu Wealth Int'L Trade Co., Ltd | Administrative & support | 2024 |
| Yiwubossa Import and Export Co., Ltd | Administrative & support | 2024 |
| YJ Transformation Services Ltd | Information & communication | 2025 |
| Ymmgo Group Limited | Administrative & support | 2023 |
| Yocho International Limited | Extraterritorial | 2018 |
| Yolan International Co., Ltd | Administrative & support | 2021 |
| Yongfeng Metal Products Co., Ltd | Extraterritorial | 2017 |
| Yooland Lighting Co., Ltd | Extraterritorial | 2013 |
| Yopa Services Limited | Administrative & support | 2012 |
| Youch Industrial Co., Ltd | Extraterritorial | 2018 |
| Youding Machinery Co., Limited | Manufacturing | 2019 |
| YU Chen Shoe Trading Co. , Ltd | Administrative & support | 2021 |
| Yubiao Trading Co Ltd | Wholesale & retail | 2022 |
| Yuchen International Import and Export Co., Ltd | Administrative & support | 2023 |
| Yueqing Yiman Electric Co., Ltd | Extraterritorial | 2018 |
| Yuhuan Linbo Copper Factory | Extraterritorial | 2017 |
| Yuhuan ZTN Valve Co., Ltd | Extraterritorial | 2017 |
| Yusan Top Trading Co, Ltd | Administrative & support | 2023 |
| Yve's Kenilworth Limited | Hospitality | 2016 |