| CAP Corse LP | | 2016 |
| CAP500 Ltd | Wholesale & retail | 2011 |
| Capability Scotland Oicp Development Company Ltd | Construction | 2024 |
| Capercaillie Engineering Limited | Professional & scientific | 2012 |
| Capital Kebab Ltd | Hospitality | 2024 |
| Capital Project Consultants Limited | Professional & scientific | 2022 |
| Capkenna Limited | Professional & scientific | 2018 |
| Capricorn Flight Training Ltd | Education | 2026 |
| Caprock Realty Ltd | Hospitality | 2022 |
| Captain Offshore Limited | Professional & scientific | 2015 |
| Captain Toms Limited | Information & communication | 2003 |
| Captivate Solutions Ltd. | Information & communication | 2016 |
| Capture Consultancy Scotland Limited | Hospitality | 2018 |
| Caraid Autocentre Ltd | Wholesale & retail | 2024 |
| Caraos Ltd | Information & communication | 2026 |
| Carbon (South) Limited | Administrative & support | 2025 |
| Carbon Capture Machine (UK) Ltd | Professional & scientific | 2017 |
| Carbon Circle UK Limited | Professional & scientific | 2023 |
| Carbon Communications Limited | Administrative & support | 2026 |
| Carbon Group (U.K.) Limited | Administrative & support | 2021 |
| Carbon MPS Limited | Administrative & support | 2019 |
| Carbon Neutral Energy Limited | Administrative & support | 2020 |
| Carbonzero Dynamics Ltd | Professional & scientific | 2025 |
| Card in Time Limited | Wholesale & retail | 2000 |
| Carden Enterprises Limited | Financial services | 2026 |
| Carden Facilities Management Limited | Administrative & support | 2018 |
| Carden Investments Limited | Real estate | 2018 |
| Carden Place Dental Practice Limited | Health & social care | 2011 |
| Carden Place Investments Limited | Real estate | 1989 |
| Carden Project Management Limited | Construction | 1996 |
| Carden Restaurant Ltd | Hospitality | 2019 |
| Carden Spaces Ltd | Other services | 2025 |
| Cardinal Bricks Ltd | Real estate | 2025 |
| Cardinal Land Crafts Ltd | Other services | 2018 |
| Cardio Intelligence Limited | Information & communication | 2025 |
| Cardno Consultancy Ltd | Public administration | 2024 |
| Cardno Heating Installations Ltd | Construction | 2019 |
| Cardo (Scotland) Holdings Limited | Financial services | 2024 |
| Care Aberdeen Limited | Administrative & support | 2017 |
| Care App Solutions Limited | Information & communication | 2016 |
| Care Circl Consultancy Ltd | Administrative & support | 2025 |
| Care Connections Scotland Ltd | Public administration | 2025 |
| Care Home (UK) Limited | Real estate | 2004 |
| Care Nest (Aberdeen) Ltd | Health & social care | 2025 |
| Carecircle SC Ltd | Health & social care | 2023 |
| Cares Unity Limited | Administrative & support | 2016 |
| Cargill Associates Ltd | Professional & scientific | 2023 |
| Cargo Carrier Solutions Ltd | Transport & logistics | 2020 |
| Caring Hearts Healthcare Limited | Wholesale & retail | 2017 |
| Carith Ltd | Manufacturing | 2022 |
| Carjon-Nrg Limited | Professional & scientific | 2015 |
| Carjoy UK Limited | Wholesale & retail | 2017 |
| Carlannemeraki Limited | Other services | 2018 |
| Carlos Couriers Limited | Transport & logistics | 2019 |
| Carlos Properties Limited | Real estate | 2003 |
| Carn Illustrations | | 1985 |
| Carnegie Electrics Ltd | Construction | 2026 |
| Carnegie Fuels Holdings Limited | Professional & scientific | 2011 |
| Carnegie Fuels Limited | Wholesale & retail | 1981 |
| Carnegie Homes Limited | Administrative & support | 2019 |
| Carnegie Knox (Scotland) Ltd | Professional & scientific | 2014 |
| Carnegie Knox Limited | Professional & scientific | 2014 |
| Carnousie Steading Limited | Real estate | 2013 |
| Caroline Walker Property Leasing Limited | Other services | 2018 |
| Carolyne Mair Hairdressing Limited | Other services | 2005 |
| Carpe Diem Creations Ltd | Hospitality | 2026 |
| Carrah Ltd | Real estate | 2022 |
| Carrington's Bridal Ltd | Wholesale & retail | 2020 |
| Carringtons Online Ltd | Wholesale & retail | 2022 |
| Carron Estates Limited | Real estate | 2018 |
| Carron Fishings Limited | Agriculture & fishing | 2018 |
| Carrot Orange Limited | Health & social care | 2023 |
| Cars Recovery Limited | Wholesale & retail | 2007 |
| Carsaig Consulting Ltd | Professional & scientific | 2015 |
| Carson Resources Limited | Mining & quarrying | 2003 |
| Carss Property Ltd | Real estate | 2023 |
| Carstan Technical Services Limited | Professional & scientific | 1997 |
| Carter Project Planning Limited | Administrative & support | 2019 |
| Cartoos Grill Ltd | Hospitality | 2025 |
| Cartoos Ltd | Real estate | 2024 |
| Carved by Carbie Ltd | Other services | 2022 |
| CAS Duncan Ltd | Construction | 2020 |
| Casa Deluxe Properties Limited | Real estate | 2026 |
| Casc (Aberdeen) Limited | Hospitality | 2013 |
| CASE360 Limited | Administrative & support | 2024 |
| CASH4CLOTHES Aberdeen Ltd | Wholesale & retail | 2021 |
| Casium LLP | | 2015 |
| Cask Ventures Ltd | Manufacturing | 2024 |
| Caskieben Dressage and Coaching Ltd | Education | 2018 |
| Caspia Limited | Professional & scientific | 2012 |
| Casson Asset Management Ltd | Information & communication | 2020 |
| Castle Charter & Marine Services Ltd | Transport & logistics | 2012 |
| Castle of Auchry Windfarm (Holdings) Limited | Other services | 2021 |
| Castle Park Associates Ltd | Administrative & support | 2011 |
| Castle Process Limited | Other services | 2011 |
| Castle Property Management Limited | Real estate | 2003 |
| Castle Terrace Lets Ltd | Hospitality | 2021 |
| Castlebank Hotels & Restaurants Limited | Administrative & support | 2021 |
| Castlecall Limited | Construction | 2007 |
| Castlegate Arts Limited | Arts & recreation | 1999 |