| D.W. Ltd. | Real estate | 1991 |
| D1 Lettings Ltd | Real estate | 2020 |
| D2 Business Insight Limited | Other services | 2015 |
| D2 Investments Limited | Real estate | 2017 |
| D2 Joinery & Construction Ltd | Construction | 2023 |
| D2 Property Liverpool Ltd | Real estate | 2023 |
| D2 Services Limited | Information & communication | 2020 |
| D5 Property Group Ltd | Construction | 2025 |
| D5P Ltd | Information & communication | 2019 |
| D7 Property Ltd | Real estate | 2020 |
| DA Golden Properties Ltd | Real estate | 2024 |
| DA Mount Ltd | Hospitality | 2016 |
| DA Telecoms Ltd | Information & communication | 2023 |
| DA Utility Solutions Ltd | Construction | 2024 |
| Daaad Ltd | Administrative & support | 2026 |
| Daave Ltd | Information & communication | 2024 |
| Daaw Services NW Limited | Administrative & support | 2024 |
| DAB Dogs Ltd | Other services | 2018 |
| DAB Site Developments Limited | Construction | 2008 |
| DAC Liverpool Limited | Construction | 2022 |
| DAC Property Developments Ltd | Construction | 2025 |
| Dacasa Ltd | Real estate | 2015 |
| Dace Hospitality Limited | Hospitality | 2013 |
| Dacocar Ltd | Information & communication | 2018 |
| DAD Logistics (NW) Limited | Transport & logistics | 2025 |
| Dad's Helping Dad's CIC | Education | 2023 |
| Dada - Disability and Deaf Arts | Education | 1991 |
| Daddy Removals Ltd | Transport & logistics | 2023 |
| Daddy-Longlegs Network Security Ltd | Information & communication | 2016 |
| Dads Outdoors CIC | Health & social care | 2025 |
| DAE Renovations Ltd | Construction | 2025 |
| DAG Building Consultancy Ltd | Professional & scientific | 2023 |
| DAG Ventures Ltd | Real estate | 2024 |
| DAH & Associates Limited | Professional & scientific | 2017 |
| DAH Medical Limited | Wholesale & retail | 2023 |
| Dahlia Clinic Limited | Other services | 2023 |
| Daic Limited | Administrative & support | 2023 |
| Daily Cause List Ltd | Information & communication | 2025 |
| Daily Drip Ltd | Wholesale & retail | 2025 |
| Daily Express Limited | Extraterritorial | 1954 |
| Daily Help United Limited | Administrative & support | 2025 |
| Daily Shop Store Ltd | Wholesale & retail | 2024 |
| Daily Shopper Ltd | Wholesale & retail | 2025 |
| Daily Stop T&L Ltd | Wholesale & retail | 2026 |
| Daily West Derby Road Ltd | Wholesale & retail | 2025 |
| Daine Media Limited | Professional & scientific | 2019 |
| Daintry Direct Ltd | Wholesale & retail | 2020 |
| Daisy & Dylan Limited | Health & social care | 2019 |
| Daisy Inclusive UK | Information & communication | 2011 |
| Daisy Lamb Hair & Beauty Limited | Other services | 2019 |
| Daisy Textiles Limited | Wholesale & retail | 2012 |
| Daisy UK Community Interest Company | Arts & recreation | 2006 |
| Daisychain (North West) Ltd | Real estate | 2021 |
| Daisy’S Floral Designs Ltd | Wholesale & retail | 2021 |
| DAJ Industries Ltd | Transport & logistics | 2024 |
| Dakima Services Limited | Administrative & support | 2019 |
| Dakota Engineering Ltd | Professional & scientific | 2024 |
| Dakota International Ltd | Administrative & support | 2024 |
| Dakshin Foods Limited | Wholesale & retail | 2025 |
| DAL Technical Services Limited | Construction | 2006 |
| DAL23 Consulting Ltd | Information & communication | 2025 |
| Dale Liverpool Tours Ltd | Administrative & support | 2023 |
| Dale Street Co Ltd | Wholesale & retail | 2025 |
| Dale Street Hotel Limited | Hospitality | 2012 |
| Dale Street Lemon and Lime Ltd | Hospitality | 2018 |
| Dale Street Phone Shop Ltd | Information & communication | 2024 |
| Dale Street PUB Co Ltd | Hospitality | 2022 |
| Dale Wilson Limited | Construction | 2024 |
| Dale's Catering Ltd | Hospitality | 2026 |
| Dalecreates Ltd | Information & communication | 2024 |
| Dalecrest Limited | Financial services | 2024 |
| Dalehurst Ltd | Real estate | 2020 |
| Dalemuzh Ltd | Health & social care | 2025 |
| Dales of Liverpool Limited | Wholesale & retail | 2025 |
| Daley Duties Cleaning Ltd | Administrative & support | 2025 |
| Daley Estates Limited | Real estate | 2020 |
| Daleytrades Ltd | Construction | 2019 |
| Dali Artistic Holdings Ltd | Financial services | 2025 |
| Dali Artistic Ltd | Wholesale & retail | 2025 |
| Dali Artistic Products Ltd | Wholesale & retail | 2021 |
| Dali Artistic Wholesale Ltd | Wholesale & retail | 2025 |
| Dali Labs Ltd | Wholesale & retail | 2025 |
| Dallaghill Ltd | Water & waste | 2017 |
| Dallas & Richardson Solicitors Limited | Professional & scientific | 2017 |
| Dallas Health Ltd | Health & social care | 2016 |
| Dallas Legal & Business Consulting Ltd | Professional & scientific | 2013 |
| Dallington Court Residents Limited | Households | 2017 |
| Dalmeny Hotel Limited | Hospitality | 1995 |
| Dalton Care Limited | Health & social care | 2023 |
| Daly Detox Limited | Extraterritorial | 2024 |
| Daly's Developments Ltd | Real estate | 2025 |
| Dalya Rebecca Ltd | Real estate | 2025 |
| DAM & KIM Properties Limited | Real estate | 2011 |
| DAM Asscociates Ltd | Information & communication | 2021 |
| DAM Care Ltd | Health & social care | 2022 |
| DAM Electrics Limited | Construction | 2017 |
| DAM Group UK Holdings Limited | Other services | 2021 |
| DAM Group UK International Limited | Financial services | 2022 |
| DAM Group UK Property (Belfast) Limited | Construction | 2021 |
| DAM Group UK Property (Mariners Wharf) Limited | Real estate | 2021 |