| Building Civil Engineering Holdings Ltd | Financial services | 2025 |
| Building Civil Engineering Limited | Construction | 2000 |
| Bulloch Plumbing & Heating Ltd | Construction | 2026 |
| Bumann Properties Ltd | Real estate | 2024 |
| Burgess Homes Regal Ltd | Construction | 2021 |
| Burgess Homes Royal Oak Limited | Construction | 2020 |
| Burgess Park Ltd | Real estate | 2020 |
| Burnbank Electrics Limited | | 1961 |
| Burnbank Equestrian Boutique Limited | Wholesale & retail | 2022 |
| Burnbank Equestrian Holdings Limited | Real estate | 2025 |
| Burnbank Retail Ltd | Wholesale & retail | 2010 |
| Burnbrae Wind Farm Ltd | Energy | 2025 |
| Burnham Holdings Limited | | 2023 |
| Burnhead Group Limited | Construction | 2011 |
| Burnhead Homes Limited | Construction | 2014 |
| Burnhead Sandford Limited | Construction | 2014 |
| Burnhead Strathaven Limited | Construction | 2014 |
| Burnhead Uddingston Limited | Real estate | 2014 |
| Burns Crystal Glass Limited | Manufacturing | 1989 |
| Burns International Limited | Construction | 2025 |
| Burnside Building Services Ltd | Construction | 2025 |
| Burnside Nursery Limited | Extraterritorial | 2016 |
| BV Outlet Limited | Wholesale & retail | 2022 |
| Byres Road Sushi Ltd | Hospitality | 2016 |
| BZW Asset Management Ltd | Professional & scientific | 2024 |
| C & C Residential Investments Limited | Real estate | 2018 |
| C & H Automation (Glasgow) Ltd | Administrative & support | 2024 |
| C & L Duncan Limited | Extraterritorial | 2014 |
| C & L Lawson Limited | Administrative & support | 2019 |
| C & L Serviced Properties Limited | Households | 2018 |
| C & M Pristine Detailing Limited | Other services | 2023 |
| C Baird Consultancy Limited | Professional & scientific | 2018 |
| C C Optics Ltd | Wholesale & retail | 2019 |
| C Canning Roofing Limited | Construction | 2023 |
| C Davidson Ltd | Construction | 2023 |
| C Ewing Pipe Solutions Ltd | Construction | 2019 |
| C J Brownlie Contracts Ltd. | Manufacturing | 2015 |
| C P H (Glasgow) Ltd | Construction | 2012 |
| C&G House Builders Limited | Administrative & support | 2016 |
| C-Bee Holding Ltd | Financial services | 2025 |
| C-Bee Property Ltd | Real estate | 2025 |
| C. Mccallum (Joinery Services) Ltd. | Construction | 2008 |
| C.A.Boyd Ltd | Hospitality | 2023 |
| C.Mckenzie Solutions Limited | Professional & scientific | 2026 |
| C.T. Scotland Limited | Transport & logistics | 2024 |
| Cabins Plus Limited | Manufacturing | 2025 |
| Caboodle Direct Ltd | Wholesale & retail | 2019 |
| Cadzow Accountants Limited | Professional & scientific | 2021 |
| Cadzow Asset Management Services Ltd | Professional & scientific | 2025 |
| Cadzow Bridge Building Supplies Limited | Wholesale & retail | 2012 |
| Cadzow Car Wash Ltd | Administrative & support | 2019 |
| Cadzow Cars Ltd | Transport & logistics | 2025 |
| Cadzow Construction Limited | Construction | 2015 |
| Cadzow Design Services Limited | Construction | 2011 |
| Cadzow Developments Limited | Construction | 1983 |
| Cadzow Interiors Limited | Construction | 2019 |
| Cadzow Laundry Ltd | Other services | 2023 |
| Cadzow Nursery School Limited | Other services | 2013 |
| Cadzow Recovery Ltd | Wholesale & retail | 2022 |
| Cafe Morgans Ltd | Hospitality | 2025 |
| Caffe Romana @Home Ltd | Hospitality | 2024 |
| Caffe Romana Limited | Hospitality | 2011 |
| Cairnlee Properties Limited | Real estate | 1997 |
| Cake Property Ltd | Real estate | 2018 |
| Cake&Co Delivery Ltd | Wholesale & retail | 2024 |
| Cakes & Shakes Hamilton Ltd | Wholesale & retail | 2021 |
| Cal&Dun Property Ltd | Real estate | 2022 |
| Caldergrove Parks Limited Partnership | | 1994 |
| Calderside Heating Co Ltd | Construction | 2018 |
| Caledonia Residential Ltd | Households | 2018 |
| Caledonia SEM Ltd | Health & social care | 2018 |
| Caledonian Lift Services Limited | Construction | 1999 |
| Caledonian Stairlifts Limited | Manufacturing | 2019 |
| Calemero Plumbing and Heating Ltd | Construction | 2012 |
| Cali Decor Limited | Construction | 2024 |
| Cali Property (Scotland) Limited | Real estate | 2025 |
| Calibration and Network Services Limited | Manufacturing | 2007 |
| Call Robert Campers Ltd | Administrative & support | 2024 |
| Call Robert Developments Ltd | Construction | 2022 |
| Call Robert Electric Ltd | Construction | 2022 |
| Call Robert Group Ltd | Professional & scientific | 2021 |
| Call Robert Hire Drive Ltd | Administrative & support | 2021 |
| Call Robert Ltd | Wholesale & retail | 2017 |
| Call Robert Recovery Ltd | Wholesale & retail | 2021 |
| Call Robert Wheels Ltd | Wholesale & retail | 2021 |
| Callahan Mckeown & Co. Ltd | Professional & scientific | 2011 |
| Callidora Ltd | Other services | 2026 |
| Calmac Contracts Ltd | Construction | 2019 |
| CAM Music LLP | | 2023 |
| Cameron Cards Limited | Real estate | 2025 |
| Cameron Lindsay Consulting Ltd | Education | 2013 |
| Camloch Chamber Ltd | Real estate | 2015 |
| Campbell & Campbell Hair Ltd | Other services | 2023 |
| Campbell Labs Ltd | Manufacturing | 2017 |
| Campbell Macfarlane Consultants Ltd | Professional & scientific | 2015 |
| Campbell's Barbers Ltd | Other services | 2010 |
| Campbeltown Marina Limited | Other services | 2015 |
| Cams Joinery Ltd | Manufacturing | 2016 |
| Camsail Storage & Logistics Ltd | Administrative & support | 2025 |
| Cantech Projects Limited | Construction | 2013 |