| Davilor Care & Support Ltd | Health & social care | 2021 |
| Davilor Construction Services Ltd | Construction | 2018 |
| Davinci Healthcare Limited | Health & social care | 2022 |
| Davis Brands Group Ltd | Other services | 2022 |
| Davro Investments Limited | Professional & scientific | 1999 |
| Dawn Anderton Consulting Ltd | Professional & scientific | 2015 |
| Dawn Global Foods Ltd | Manufacturing | 2016 |
| Dawood Holdings Limited | Professional & scientific | 2021 |
| Dawood Properties Bolton Limited | Real estate | 2024 |
| Dawson House (Bromley Cross) Management Company Ltd | Households | 2024 |
| Dawson's Academy of Dance & Stage LP | | 2021 |
| Daxome Limited | Information & communication | 2025 |
| Daxton DRY Goods Limited | Hospitality | 2025 |
| Day & Night Group NW Limited | Hospitality | 2025 |
| Day EYE Property and Consultancy Limited | Professional & scientific | 2023 |
| Dayatar Deliveries Ltd | Transport & logistics | 2026 |
| Daygleam Ltd | Administrative & support | 2015 |
| DAZ Property Management Ltd | Real estate | 2020 |
| Dazz & Shine Cleaning Limited | Administrative & support | 2026 |
| DB Collective Ltd | Wholesale & retail | 2025 |
| DB Hybrid Performance Limited | Education | 2023 |
| DB Installations (Upvc) Ltd | Construction | 2018 |
| DB3 Online Limited | Wholesale & retail | 2017 |
| DBA Environmental Ltd | Water & waste | 2025 |
| Dban Electrical Solutions Ltd | Construction | 2015 |
| Dbbi Ltd | Information & communication | 2013 |
| DBD Bricklaying Ltd | Construction | 2025 |
| DBD Capital Ltd | Financial services | 2022 |
| Dbdt Real Estate Ltd | Real estate | 2025 |
| Dbhg Consulting Ltd | Professional & scientific | 2024 |
| Dbis NW Ltd | Construction | 2025 |
| DBK Pharma Ltd | Health & social care | 2016 |
| DBL Procurement Limited | Wholesale & retail | 2015 |
| DBM Civils and Groundworks Limited | Construction | 2024 |
| Dbock Properties Ltd | Real estate | 2025 |
| DBR Group Limited | Administrative & support | 2001 |
| DBS Car & Commercial Limited | Wholesale & retail | 2011 |
| DBS Floors Limited | Construction | 2008 |
| DBS Haulage Limited | Water & waste | 2010 |
| Dbsd Ltd | Construction | 2020 |
| DBT Build Ltd | Construction | 2019 |
| DC Beers Ltd | Hospitality | 2024 |
| DC Development & Builders Limited | Construction | 2004 |
| DC Event Services Ltd | Administrative & support | 2017 |
| DC Mill Ltd | Real estate | 2014 |
| DC Voltage Gradient Technologies Ltd | Manufacturing | 2002 |
| DC Voltage Gradient Technology and Supply Limited | Manufacturing | 1994 |
| DCC Shipping Ltd | Wholesale & retail | 2025 |
| DCL Tyres and Mechanic Limited | Manufacturing | 2020 |
| DCM Services NW Ltd | Construction | 2020 |
| DCU Consulting Ltd | Professional & scientific | 2018 |
| DCV 1 (Bury) Ltd | Construction | 2019 |
| Dcvg Ltd | Manufacturing | 2014 |
| DD Building & Roofing Ltd | Construction | 2026 |
| DDF Properties Ltd | Administrative & support | 2016 |
| DDH Accounting Limited | Professional & scientific | 2021 |
| DDK Electrical Limited | Construction | 2022 |
| DDM Joinery & Refurbishment Ltd | Construction | 2024 |
| DDM Management Services Limited | Professional & scientific | 2024 |
| Ddrems Luxury Wears Ltd | Wholesale & retail | 2026 |
| DDS Firesafe Ltd | Public administration | 2025 |
| DE Capreos Ltd | Hospitality | 2026 |
| DE Commercial Services Ltd | Professional & scientific | 2015 |
| DE Lavish Limited | Wholesale & retail | 2016 |
| DE Perla Ltd | Wholesale & retail | 2024 |
| DE Place Limited | Wholesale & retail | 2023 |
| DE Sewing Ltd | Other services | 2019 |
| DE Silva Services Ltd | Transport & logistics | 2025 |
| Deacon and Jones LLP | | 2007 |
| Dead Legacy Ltd | Extraterritorial | 2010 |
| Dead Marketing Ltd | Professional & scientific | 2024 |
| Dead MEN Talking Ltd | Information & communication | 2022 |
| Deadalus Aviation Maintenance Limited | Manufacturing | 2026 |
| Deadmeet Ltd | Arts & recreation | 2025 |
| Deafeating Barriers Limited | Education | 2009 |
| Deakin's Plumbing and Heating Limited | Other services | 2009 |
| Deakins Cloud Ltd | Information & communication | 2024 |
| Deakins Holdings Ltd | Financial services | 2023 |
| Deakins House Ltd | Professional & scientific | 2026 |
| Deakins Pathways Ltd | Education | 2026 |
| Deakins Properties Ltd | Real estate | 2016 |
| Deal Makers PK Ltd | Wholesale & retail | 2024 |
| Deal Sourcing Ltd | Other services | 2025 |
| DEAL4U Ltd | Wholesale & retail | 2025 |
| Dealow Limited | Hospitality | 2018 |
| Deals Incorporated Ltd | Wholesale & retail | 2019 |
| Dealstrike Ltd | Professional & scientific | 2022 |
| Dean Court Bolton Holdings Limited | Households | 2016 |
| Dean Court Bolton RTM Company Limited | Households | 2017 |
| Dean Henry Services Limited | Transport & logistics | 2016 |
| Dean Holt Ltd | Real estate | 2019 |
| Dean Plant Services Limited | Transport & logistics | 2019 |
| Dean Properties & Lettings Limited | Real estate | 2009 |
| Deana Kotiga Limited | Professional & scientific | 2026 |
| Deane Barbers Limited | Other services | 2024 |
| Deane Booze Ltd | Wholesale & retail | 2014 |
| Deane Estates Limited | Real estate | 2013 |
| Deane Halal Meat Limited | Wholesale & retail | 2025 |
| Deane Motors Services Ltd | Wholesale & retail | 2025 |
| Deane Pizza Ltd | Hospitality | 2026 |