| Diamondshaw Limited | Real estate | 2018 |
| Diamondwaters UK Limited | Construction | 2021 |
| Diana Avdiu Limited | Real estate | 2026 |
| Diana Pavlova Ltd | Transport & logistics | 2019 |
| Diane & Daralis Limited | Health & social care | 2020 |
| Diane Harrison Designs Limited | Wholesale & retail | 1987 |
| Dias UK Group Ltd | Wholesale & retail | 2023 |
| Dias UK Logistics Ltd | Wholesale & retail | 2025 |
| Diasfera Ltd | Wholesale & retail | 2010 |
| Diaspora Solar Connect Limited | Energy | 2025 |
| Diavintage Ltd | Other services | 2021 |
| DIB DAB Digital Ltd | Information & communication | 2017 |
| Diba Group Ltd | Information & communication | 2016 |
| Diba Property Limited | Real estate | 2016 |
| Dibamax Ltd | Professional & scientific | 2023 |
| Dibs Properties Ltd | Real estate | 2025 |
| Dibs Toy Company Limited | Wholesale & retail | 2001 |
| Dickie & Moore Developments Limited | Construction | 2018 |
| Dickinson Financial Services Limited | | 1978 |
| Dickinson Waugh Architecture Limited | Professional & scientific | 2001 |
| Dicoop Limited | Administrative & support | 2018 |
| DID Transport Limited | Transport & logistics | 2013 |
| Dida for Medical Supplies & Equipment Ltd | Other services | 2023 |
| DIDA75 Ltd | Construction | 2025 |
| Didcot Assets Limited | Real estate | 2024 |
| Didez Limited | Health & social care | 2023 |
| Didez Properties Ltd | Real estate | 2024 |
| Didi Kitchen Ltd | Hospitality | 2022 |
| Didi's Boutique Ltd | Wholesale & retail | 2013 |
| Didik Ltd | Construction | 2025 |
| Didriksons UK Ltd | Wholesale & retail | 2012 |
| Didsbury & Withington Eats Limited | Hospitality | 2021 |
| Didsbury Accountants Limited | Professional & scientific | 2011 |
| Didsbury Barbershop Ltd | Other services | 2023 |
| Didsbury Beauty Clinic Ltd. | Administrative & support | 2005 |
| Didsbury Beer Festival CIC | Arts & recreation | 2019 |
| Didsbury Brickwork Ltd | Construction | 2024 |
| Didsbury Cafe Ltd | Real estate | 2024 |
| Didsbury Carwash Services Ltd | Administrative & support | 2025 |
| Didsbury Childminding Limited | Education | 2015 |
| Didsbury Counselling and Therapy Centre Limited | Health & social care | 2023 |
| Didsbury Cricket Ground Company Limited | Arts & recreation | 1923 |
| Didsbury Financial Services Ltd | Financial services | 2013 |
| Didsbury FIX and Fit Ltd | Administrative & support | 2016 |
| Didsbury Flooring Limited | Manufacturing | 2024 |
| Didsbury Foggys Limited | Hospitality | 2022 |
| Didsbury Food Services Ltd | Hospitality | 2022 |
| Didsbury Freeholds Limited | Other services | 2022 |
| Didsbury Fruit & VEG Ltd | Wholesale & retail | 2026 |
| Didsbury Golf Club Limited | Arts & recreation | 1945 |
| Didsbury Good Neighbours | Other services | 2011 |
| Didsbury Houseshares Limited | Real estate | 2008 |
| Didsbury Indian Food Limited | Hospitality | 2024 |
| Didsbury Jewellers Ltd | Wholesale & retail | 2013 |
| Didsbury Joiners & Builders Limited | Construction | 2014 |
| Didsbury Junction Ltd | Hospitality | 2024 |
| Didsbury Leisure Limited | Hospitality | 2024 |
| Didsbury Medical Imaging Limited | Health & social care | 2019 |
| Didsbury Mortgage Co Ltd | Financial services | 2016 |
| Didsbury Nails Ltd | Other services | 2026 |
| Didsbury News Manchester Limited | Wholesale & retail | 2023 |
| Didsbury Park Hotels Limited | Hospitality | 2012 |
| Didsbury Park Investments Limited | Real estate | 2021 |
| Didsbury Parsonage Trust | Arts & recreation | 2011 |
| Didsbury Pavilion Cafe Ltd | Hospitality | 2017 |
| Didsbury Point 3ADC Management Limited | Households | 2005 |
| Didsbury Point 4 Management Limited | Households | 2005 |
| Didsbury Point Block B RTM Company Limited | Households | 2024 |
| Didsbury Private Medical Limited | Health & social care | 2025 |
| Didsbury Properties Limited | Real estate | 2019 |
| Didsbury Runners Limited | Arts & recreation | 2019 |
| Didsbury Software Limited | Information & communication | 2004 |
| Didsbury Theatre School Ltd | Education | 2009 |
| Didsbury Tiffin Ltd | Hospitality | 2020 |
| Didsbury TOC H Rugby Football Club Limited | Arts & recreation | 2011 |
| Didsbury Tutoring Hub Limited | Education | 2025 |
| Didsbury Vapes Limited | Wholesale & retail | 2025 |
| Didsbury Wholefoods Limited | Wholesale & retail | 2025 |
| DIE Reise Deines Lebens Ltd | Administrative & support | 2024 |
| Diecast (Leaseco) Limited | Real estate | 2026 |
| Diecast (Option) Limited | Construction | 2026 |
| Diecast BIO Ltd | Real estate | 2025 |
| Diecast Ltd | Hospitality | 2021 |
| Diecast Republic Limited | Hospitality | 2026 |
| Diego Food Services Ltd | Hospitality | 2024 |
| Diego Media Ltd | Extraterritorial | 2020 |
| Diego Valeting Ltd | Manufacturing | 2025 |
| Diekolamide Enterprises Ltd | Administrative & support | 2025 |
| Dielectric Solutions Limited | Manufacturing | 2024 |
| Dieli Limited | Transport & logistics | 2018 |
| Diemme (Bury) Limited | Hospitality | 2012 |
| Dienstleistung Arnold Ltd | Agriculture & fishing | 2023 |
| Diesel Hairdressing Limited | Other services | 2019 |
| Diesel Plus Spare Parts Trading Ltd | Wholesale & retail | 2022 |
| Diesel Power UK Group Limited | Wholesale & retail | 2026 |
| Diet and Lifestyle Clinic Limited | Health & social care | 2021 |
| Diet U.K. Limited | Health & social care | 1988 |
| Difade Limited | Health & social care | 2023 |
| Different Digital Consulting Limited | Information & communication | 2019 |
| Different Gravy Ltd | Hospitality | 2022 |