| ZAM ZAM Mobile UK Limited | Wholesale & retail | 2024 |
| Zaman & Co. Limited | Real estate | 2012 |
| Zaman Constructions Ltd | Construction | 2016 |
| Zaman Global Investments Ltd | Financial services | 2024 |
| Zaman Hall Limited | Real estate | 2023 |
| Zaman Investments (London) Ltd | Real estate | 2019 |
| Zaman Management Ltd | Professional & scientific | 2022 |
| Zamana Catering Ltd | Hospitality | 2025 |
| Zamana Street Food Ltd | Hospitality | 2025 |
| Zamato Ltd | Wholesale & retail | 2025 |
| Zambia Trade, Cultural and Tourism Centre Ltd. | Administrative & support | 2015 |
| Zambian Business Club C.I.C. | Administrative & support | 2017 |
| Zamco Parts Ltd | Wholesale & retail | 2025 |
| Zamla Limited | Health & social care | 2024 |
| Zampoos Ltd | Wholesale & retail | 2025 |
| Zams Tech Solutions Ltd | Wholesale & retail | 2025 |
| Zamss Limited | Administrative & support | 2013 |
| Zamzs Family Homes Ltd | Real estate | 2025 |
| Zamzs Medics Ltd | Real estate | 2024 |
| Zanebay Limited | Real estate | 2020 |
| Zanib Sheikh Ltd | Health & social care | 2023 |
| Zanviro Ltd | Wholesale & retail | 2026 |
| Zapp Laundry Ltd | Other services | 2023 |
| Zappo Tech Limited | Wholesale & retail | 2022 |
| Zappy Shop Limited | Wholesale & retail | 2025 |
| Zappz Electrical Services Ltd | Construction | 2023 |
| Zaptron Ltd | Information & communication | 2025 |
| ZAR & Co. Ltd | Administrative & support | 2018 |
| ZAR Facilities Management Services Ltd | Professional & scientific | 2018 |
| ZAR Ventures Ltd | Information & communication | 2024 |
| Zara & Athiqul Investment Limited | Real estate | 2025 |
| Zara Foodz Limited | Hospitality | 2025 |
| Zara Real Estate Ltd | Real estate | 2015 |
| Zara Trends Ltd | Wholesale & retail | 2025 |
| Zarafatima Ltd | Wholesale & retail | 2021 |
| Zaria Capital Ltd | Financial services | 2021 |
| Zariluxe Ltd | Wholesale & retail | 2025 |
| Zarina Transport Ltd | Transport & logistics | 2025 |
| Zarish Global Ltd | Wholesale & retail | 2025 |
| Zarrar Fish Bar Ltd | Wholesale & retail | 2022 |
| Zarsh Estates Ltd | Real estate | 2025 |
| Zarwa Landlord Ltd | Real estate | 2021 |
| Zarwah Ltd | Wholesale & retail | 2021 |
| ZAS Ventures Limited | Real estate | 2004 |
| Zasa IT Ltd | Information & communication | 2010 |
| Zashlondon Limited | Wholesale & retail | 2017 |
| Zass & M Traders Limited | Wholesale & retail | 2021 |
| Zass Holdco Limited | Financial services | 2022 |
| Zatao Ltd | Wholesale & retail | 2025 |
| ZAV Group Ltd | Professional & scientific | 2021 |
| ZAV Investments Ltd | Professional & scientific | 2021 |
| Zaveri Ltd | Wholesale & retail | 2021 |
| Zaviyar Properties Ltd | Real estate | 2024 |
| Zavvion Events Ltd | Information & communication | 2026 |
| Zavvion Limited | Education | 2025 |
| ZAW Management Limited | Professional & scientific | 2018 |
| Zawa Enterprises Ltd | Wholesale & retail | 2026 |
| ZAY Consultants Ltd | Wholesale & retail | 2022 |
| Zaya Nurai Ltd | Wholesale & retail | 2024 |
| Zayan & Arhaan Properties Ltd | Real estate | 2026 |
| Zayan Estate Ltd | Real estate | 2020 |
| Zayan Logistics Ltd | Transport & logistics | 2025 |
| Zayan Style Ltd | Wholesale & retail | 2021 |
| Zayani Consulting Ltd | Information & communication | 2026 |
| Zaydan Kamran Limited | Real estate | 2024 |
| Zayka Foods Ltd | Hospitality | 2025 |
| Zaym Group Ltd | Real estate | 2020 |
| Zaym Holding Ltd | Real estate | 2022 |
| Zaym Lifestyle Ltd | Wholesale & retail | 2022 |
| Zaymas Online Limited | Wholesale & retail | 2021 |
| Zaynab & Maria Properties Ltd | Real estate | 2024 |
| Zaynab Enterprises Ltd | Wholesale & retail | 2016 |
| Zaynab’S Official Ltd | Wholesale & retail | 2024 |
| Zayrah Madhavan Ltd | Manufacturing | 2026 |
| Zayrahshop Ltd | Wholesale & retail | 2025 |
| Zaytons Property Group Ltd | Real estate | 2022 |
| Zaza Cafe Limited | Hospitality | 2019 |
| ZAZA6INFO Limited | Administrative & support | 2025 |
| ZB Merchants Ltd | Wholesale & retail | 2024 |
| ZBQ Cars Limited | Wholesale & retail | 2019 |
| ZBY Ltd | Construction | 2024 |
| ZC Construction Ltd | Construction | 2025 |
| Zcommerce Ltd | Wholesale & retail | 2026 |
| ZD Global Consultancy Ltd | Health & social care | 2019 |
| ZDA Incorporation Limited | Wholesale & retail | 2025 |
| ZDA Trading Ltd | Wholesale & retail | 2024 |
| ZDS Consultancy Ltd | Other services | 2006 |
| Zdzi Ltd | Financial services | 2025 |
| Zeal Buildings Limited | Administrative & support | 2015 |
| Zealco Properties Ltd | Real estate | 2023 |
| ZEB Supermarket Ltd | Wholesale & retail | 2025 |
| ZEB Unique Services Limited | Professional & scientific | 2016 |
| Zebra Consultants Global Limited | Professional & scientific | 2025 |
| Zebra Foods (Camberwell) LLP | | 2007 |
| Zebss Ltd | Real estate | 2015 |
| Zeco Green Homes Ltd | Construction | 2024 |
| ZED Energy Solutions Ltd | Construction | 2025 |
| ZED Properties Ltd | Real estate | 2021 |
| ZED SPV Ltd | Real estate | 2020 |
| Zedrive Group Ltd | Administrative & support | 2018 |