| Zeta Property Renovations Ltd | Construction | 2026 |
| Zeta Seven Engineering Ltd | Professional & scientific | 2013 |
| Zeta Surgical Ltd | Manufacturing | 2025 |
| Zeuxis Industries Ltd | Arts & recreation | 2016 |
| Zeyna London Ltd | Wholesale & retail | 2024 |
| Zeynapp Technology Ltd | Information & communication | 2026 |
| ZF Malik Ltd | Health & social care | 2023 |
| ZFA Malik Ltd | Real estate | 2025 |
| Zhang CHA BAI Asset Management Co. Ltd | Real estate | 2026 |
| Zhang-Gross Real Estate Limited | Real estate | 2022 |
| Zhao YAO International Development Co., Ltd | Manufacturing | 2024 |
| Zhaoyao Trading Co., Ltd | Manufacturing | 2024 |
| Zhejiang Beja Import and Export., Ltd | Wholesale & retail | 2024 |
| Zhejiang Bero Machinery Co., Ltd | Agriculture & fishing | 2024 |
| Zhejiang Boyu Technology Company Limited | Wholesale & retail | 2026 |
| Zhejiang Decare Trade Co., Ltd | Wholesale & retail | 2025 |
| Zhejiang Diyi Import & Export Co., Limited | Extraterritorial | 2024 |
| Zhejiang Dongqiao Machinery Co., Ltd | Extraterritorial | 2013 |
| Zhejiang Flashy Industry Co., Ltd | Extraterritorial | 2019 |
| Zhejiang Florina Kitchenware Co., Ltd | Wholesale & retail | 2025 |
| Zhejiang G Top Clothing Co., Ltd | Wholesale & retail | 2023 |
| Zhejiang Haohong IMP and EXP Co Ltd | Wholesale & retail | 2025 |
| Zhejiang Jiayue Imp&Exp Co., Limited | Wholesale & retail | 2025 |
| Zhejiang Jiemao Import and Export Co., Ltd | Extraterritorial | 2025 |
| Zhejiang L&Y International Trading Co., Limited | Manufacturing | 2017 |
| Zhejiang Lantian Imp&Exp Co., Ltd | Wholesale & retail | 2025 |
| Zhejiang Ligaoyang Import and Export Limited | Manufacturing | 2023 |
| Zhejiang Mabeir Jewelry Co., Limited | Wholesale & retail | 2021 |
| Zhejiang Mingstars IMP and EXP Co., Ltd | Wholesale & retail | 2017 |
| Zhejiang Qifan Supply Chain Management Co., Ltd | Wholesale & retail | 2024 |
| Zhejiang Qrich Petrochemical Co., Ltd | Mining & quarrying | 2025 |
| Zhejiang Runxi Industry Co., Ltd | Wholesale & retail | 2016 |
| Zhejiang Summit International Trade Co., Limited | Manufacturing | 2019 |
| Zhejiang Wansheng Kitchenware Co., Ltd | Manufacturing | 2017 |
| Zhejiang Yunli Trading Co., Ltd | Manufacturing | 2017 |
| Zhejiang Yutian Trading Co., Ltd | Wholesale & retail | 2025 |
| Zhengcuicui Global Trade Ltd | Wholesale & retail | 2024 |
| Zhengzhou Natural Chemical Co., Ltd. | Extraterritorial | 2018 |
| Zhenjiang Great Wall Group Co., Ltd | Extraterritorial | 2015 |
| Zhenyu International Co., Limited | Professional & scientific | 2013 |
| Zhenyu Metal Mesh Products Co., Ltd | Manufacturing | 2021 |
| Zhhr Ltd | Wholesale & retail | 2025 |
| Zhilink Global Ltd | Wholesale & retail | 2026 |
| Zhiteng Accessory Group Co., Ltd. | Extraterritorial | 2016 |
| Zhixuan Artware Limited | Manufacturing | 2019 |
| Zhong TOU Heng Run Group Co., Limited | Wholesale & retail | 2025 |
| Zhonghengxin Co., Ltd | Extraterritorial | 2024 |
| Zhonglian International Trade Co., Ltd | Extraterritorial | 2025 |
| Zhongrui Mould Co., Ltd | Manufacturing | 2026 |
| Zhoushan Haihe Shipping Services Co., Ltd | Wholesale & retail | 2024 |
| Zhoushan Quickturbo Marine Engineering Co., Ltd | Wholesale & retail | 2022 |
| Zhqq Ltd | Wholesale & retail | 2025 |
| Zhuji Gangxin Import and Export Co., Ltd. | Wholesale & retail | 2024 |
| Zhuohang Shipping Services Co., Ltd | Wholesale & retail | 2025 |
| Zhuoxin Ltd | Wholesale & retail | 2025 |
| Zhuwang Ltd | Extraterritorial | 2023 |
| Zhyin Ltd | Wholesale & retail | 2025 |
| Zi's Group Ltd | Hospitality | 2023 |
| Zibo Team International Trade Co., Ltd | Wholesale & retail | 2020 |
| Zibuyu UK Limited | Wholesale & retail | 2025 |
| Zigzag SR Ltd | Professional & scientific | 2018 |
| Zihan International Ltd | Manufacturing | 2019 |
| Zilius Haulage Ltd | Transport & logistics | 2024 |
| Zillion Cleaning Services Limited | Administrative & support | 2020 |
| Zimai Ltd | Wholesale & retail | 2025 |
| Ziner Aero Ltd | Manufacturing | 2025 |
| Zinergy UK Limited | Professional & scientific | 2015 |
| Zing Tour Limited | Administrative & support | 2017 |
| Zing Ventures Limited | Information & communication | 2011 |
| Zinwave Holdings Limited | Information & communication | 2008 |
| Zinwave Limited | Information & communication | 2002 |
| Zion Landscapes Limited | Professional & scientific | 2012 |
| Zircomet Ltd | Wholesale & retail | 2013 |
| Zircon Financial Services Ltd | Financial services | 2019 |
| ZK Laminator Ltd | Manufacturing | 2023 |
| Zkke Ltd | Wholesale & retail | 2025 |
| Zkyco Limited | Transport & logistics | 2025 |
| ZLI Lashing Supply Co., Ltd | Extraterritorial | 2020 |
| Zmon Software Limited | Information & communication | 2008 |
| Zname.Com Ltd | Information & communication | 2022 |
| Zodiac Property Group Ltd | Real estate | 2019 |
| Zoetis Services UK Limited | Professional & scientific | 2017 |
| Zojo Food Limited | Hospitality | 2024 |
| Zojo Shop Ltd | Wholesale & retail | 2024 |
| Zombrana Limited | Arts & recreation | 2016 |
| Zomp Group Ltd | Manufacturing | 2022 |
| Zone Outdoor Fitness Ltd | Arts & recreation | 2012 |
| Zonic Media Ltd | Information & communication | 2024 |
| Zoom Cambridge Cars Ltd | Transport & logistics | 2024 |
| Zoom Fleet Limited | Wholesale & retail | 2025 |
| Zootfoods Ltd | Wholesale & retail | 2014 |
| Zoracle Consulting Ltd | Professional & scientific | 2015 |
| Zota Aviation Ltd | Manufacturing | 2026 |
| Zoyan UK Group Limited | Real estate | 2024 |
| ZPP Cambs Ltd | Hospitality | 2025 |
| ZS Carbon Ltd | Manufacturing | 2020 |
| ZSA Holdings Ltd | Real estate | 2016 |
| Zsdigitals Limited | Wholesale & retail | 2025 |
| ZSK Organic Land Ltd | Manufacturing | 2019 |
| ZT Prototypes Ltd | Professional & scientific | 2023 |