| Country Carpets (Lanark) Ltd | Wholesale & retail | 2012 |
| Country Computers Limited | Information & communication | 2007 |
| Country Refreshments (Holdings) Limited | Hospitality | 2021 |
| Country Refreshments Events Partners Limited | Hospitality | 2024 |
| Country Refreshments Limited | Hospitality | 2006 |
| Countrylet Limited | Real estate | 2005 |
| Covanhill Powder Coaters Limited | Manufacturing | 2001 |
| Cowans Construction Limited | Construction | 2024 |
| CP Futures Ltd | Wholesale & retail | 2025 |
| Craig Estates & Design Limited | Real estate | 2025 |
| Craig Hawthorn Plumbing Ltd | Construction | 2016 |
| Craig Trench Mechanic Ltd | Manufacturing | 2019 |
| Craigfield Holdings Ltd | Administrative & support | 2018 |
| Cramarand Limited | Construction | 2020 |
| Cramarand Property Limited | Real estate | 2020 |
| Cranmore Training Ltd | Education | 2025 |
| Crestbeech Limited | Real estate | 2008 |
| CRK Consultants Ltd. | Professional & scientific | 2021 |
| Crolla Property West Lothian Ltd | Households | 2026 |
| Crown Construction & Landscaping Ltd | Administrative & support | 2024 |
| Crown Tavern Lanark Limited | Hospitality | 2006 |
| CRS Plumbing and Heating Renewables Ltd | Construction | 2016 |
| CSS Builders Ltd | Construction | 2026 |
| CTL Bars Ltd | Hospitality | 2015 |
| CTL Functions Limited | Hospitality | 2015 |
| CTL Restaurants Limited | Hospitality | 2015 |
| Curle Consultancy Limited | Extraterritorial | 2018 |
| Custom Properties Limited | Real estate | 2005 |
| Custom Services ( Wishaw) Ltd | Administrative & support | 2025 |
| Cuthbertson Decor Ltd | Construction | 2023 |
| Cuttlefish Graphics Limited | Information & communication | 2015 |
| CW Mechanical Limited | Manufacturing | 2016 |
| Cybervue Limited | Information & communication | 2026 |
| Czechpoint Metals Limited | Wholesale & retail | 2004 |
| D a Agency Ltd | Wholesale & retail | 2006 |
| D Dodds Construction Limited | Construction | 2019 |
| D Gray Developments Limited | Construction | 2022 |
| D I Gardner Limited | Manufacturing | 2015 |
| D Japp Electrical Ltd | Construction | 2025 |
| D&F Haulage Ltd | Transport & logistics | 2021 |
| D.C. Joinery (Scotland) Limited | Construction | 2007 |
| D.J. Coleman Limited | Wholesale & retail | 1997 |
| D.M. Building Contractors Ltd | Construction | 2008 |
| Dairy Dudes Clothing Limited | Wholesale & retail | 2025 |
| Dakota-Rose Ltd | Manufacturing | 2022 |
| Dalcolshon Limited | Professional & scientific | 2021 |
| Dalepark Motion Controls Limited | Professional & scientific | 2002 |
| Dalziel Investments Ltd | Financial services | 2021 |
| Dance International Property Ltd | Real estate | 2018 |
| Darroch Hearing Clinics Limited | Health & social care | 2015 |
| David Hamilton Ltd. | Construction | 2005 |
| David J Hall Consultancy Limited | Professional & scientific | 2024 |
| Davidson & Shirley (Trustees) Limited | Professional & scientific | 2023 |
| Davidson & Shirley Limited | Professional & scientific | 2008 |
| DDH Solutions Ltd | Administrative & support | 2025 |
| Debbie Carr Law Accountants Ltd | Professional & scientific | 2024 |
| Declan Rooney Limited | Agriculture & fishing | 2017 |
| Decoded Offshore Limited | Other services | 2023 |
| Deep Safety Ltd | Information & communication | 2021 |
| Deliverup Limited | Transport & logistics | 2023 |
| Delorean Apartments Ltd | Hospitality | 2017 |
| Derek Palmer Engineering Ltd | Wholesale & retail | 2019 |
| Derek Watson Joiners Ltd | Construction | 2011 |
| Design 14 Ltd | Arts & recreation | 2015 |
| DG Mechanical Electrical Services Ltd | Construction | 2023 |
| Diamond CUT Wheels & Coatings Ltd | Other services | 2019 |
| Digital Assets Global Forum Limited | Information & communication | 2024 |
| Discover Lanark Limited | Administrative & support | 2019 |
| Dittco Limited | Professional & scientific | 2016 |
| Divania Limited | Wholesale & retail | 2012 |
| DJ Surgery Limited | Health & social care | 2022 |
| DJH Water Services Ltd | Construction | 2025 |
| DJR Projects (Scotland) Ltd | Construction | 2025 |
| DK Plant & Haulage Ltd | Transport & logistics | 2022 |
| DKG Building Contracts Ltd | Construction | 2023 |
| DKG Contracts Limited | Construction | 2019 |
| DL Lloyd Consultancy Ltd | Health & social care | 2020 |
| DL Restaurant Limited | Hospitality | 2025 |
| DMA Water Services Ltd | Construction | 2025 |
| DMS (Lanark) Ltd | Wholesale & retail | 2013 |
| Dnmkitchens Limited | Construction | 2020 |
| Dogification Limited | Information & communication | 2019 |
| Dondesign Limited | Administrative & support | 1999 |
| Door Spares UK Ltd | Manufacturing | 2019 |
| Door Systems (Scotland) Ltd | Manufacturing | 2019 |
| Door Systems UK Ltd | Manufacturing | 2019 |
| Doorworld (2010) Limited | Wholesale & retail | 2009 |
| Douglas Industrial Estates Limited | Extraterritorial | 2007 |
| Douglas ST. Bride's Community Group | Other services | 2009 |
| DPX Roofing Solutions Limited | Construction | 2026 |
| DRC Property Investment Ltd | Real estate | 2025 |
| Dream Home Improvements (Scotland) Limited | Construction | 2025 |
| Drew Wilson Coach Sales Ltd | Other services | 2009 |
| Drummer Hawkwood Limited | Manufacturing | 1992 |
| Drummer Investments Holdings Limited | Financial services | 2024 |
| Drummer Investments Limited | Financial services | 2024 |
| Drummond Timber Frame Designs Limited | Professional & scientific | 2003 |
| DSD Glasgow Ltd | Hospitality | 2026 |
| DWF Engineering Services Ltd | Construction | 2021 |
| E Contact Services Limited | Administrative & support | 2008 |