| Belhaven Boarding Ltd | Other services | 2023 |
| Bellshill Building & Maintenance Ltd | Construction | 2011 |
| Belmont Dog Care Ltd | Other services | 2025 |
| BEN Clarkson Carpet Fitting Limited | Manufacturing | 2020 |
| Berkeley 2 Holdings Limited | Professional & scientific | 2024 |
| Berkeley 2 Ltd. | Administrative & support | 2003 |
| Best Snag Scotland Limited | Construction | 2022 |
| Bestsales Trade Ltd | Wholesale & retail | 2017 |
| Bigd Contracts Ltd | Professional & scientific | 2024 |
| BKS001 Limited | Hospitality | 2025 |
| BKS002 Limited | Hospitality | 2025 |
| Black Grouse Limited | Hospitality | 2023 |
| Blairavon Joinery Ltd | Construction | 2017 |
| Blake Homes (Scotland) Limited | Construction | 2002 |
| Bloomin Guid Stuff (Scotland) Limited | Wholesale & retail | 2018 |
| Blush Hair Extensions Limited | Other services | 2025 |
| Bonnie Balloons & Party Limited | Wholesale & retail | 2017 |
| Bothwell Luxury Travel Ltd | Other services | 2015 |
| Bothwell OUT of School Care Ltd. | Health & social care | 2006 |
| Bothwell Prime Property Limited | Real estate | 2025 |
| Braidwood Auto Services Ltd. | Wholesale & retail | 2006 |
| Briarlea Landscapes and Driveways Scotland Ltd | Administrative & support | 2011 |
| Brooks Health and Safety Ltd | Administrative & support | 2014 |
| Broomy Recovery Limited | Transport & logistics | 2025 |
| Broomy Tyres Limited | Wholesale & retail | 2024 |
| Broosters Limited | Hospitality | 2020 |
| Brown's Hair Academy Ltd | Other services | 2023 |
| Bryridge Ltd | Real estate | 2023 |
| Budget Hardware Ltd | Wholesale & retail | 2019 |
| Bullfinch Limited | Hospitality | 2021 |
| Bunker Brigade Ltd | Wholesale & retail | 2023 |
| Burns Joinery Ltd | Construction | 2024 |
| Burns the Stationers | | 2001 |
| BWA Couriers Ltd | Transport & logistics | 2025 |
| BWS Contracts Limited | Construction | 2012 |
| C P Railway Limited | Construction | 2025 |
| C&M Nosredna LLP | | 2020 |
| C6 Cleaning Services Ltd | Administrative & support | 2022 |
| C6 Transport Ltd | Transport & logistics | 2020 |
| Cacu Concepts Limited | Professional & scientific | 2022 |
| CAD Joiners Ltd | Construction | 2017 |
| Caledonia Civil (Contracts) Limited | Extraterritorial | 1999 |
| Calicoen Properties Ltd | Real estate | 2023 |
| Calsco IMS Services Ltd | Professional & scientific | 2019 |
| Camel TOW Ltd | Wholesale & retail | 2025 |
| Cameron Reid Limited | Arts & recreation | 2013 |
| Camphill Homes Ltd | Construction | 2025 |
| CAS Gardening Services Ltd | Administrative & support | 2022 |
| Castle Vale Homes Ltd | Construction | 2020 |
| CBA Cookng Ltd | Manufacturing | 2026 |
| CD Energy Solutions Ltd | Construction | 2024 |
| Central Marine Solutions Limited | Manufacturing | 2025 |
| Centreline Accident Repair Ltd | Wholesale & retail | 2020 |
| CGR Investments Limited | Professional & scientific | 2025 |
| Charlotte Transport Ltd | Transport & logistics | 2025 |
| CJD Energy Solutions Ltd | Construction | 2025 |
| CJH Courier Ltd | Transport & logistics | 2025 |
| Clark Brickwork Ltd | Construction | 2019 |
| Clarkston Beauty Ltd | Other services | 2015 |
| Clarkston Interiors Limited | Wholesale & retail | 2019 |
| Clear Fit Design Limited | Professional & scientific | 2024 |
| Clinton House Strathclyde (Care Homes) Limited | Health & social care | 1994 |
| Clyde Pawpawrk Limited | Agriculture & fishing | 2025 |
| Clyde Valley Kitchens & Bathrooms Ltd | Wholesale & retail | 2013 |
| Clyde Valley Energy Ltd | Professional & scientific | 2025 |
| Clyde Valley Stoves Limited | Construction | 2025 |
| Clyde Windows and Construction Limited | Construction | 2010 |
| CM Motor Group Ltd | Wholesale & retail | 2023 |
| Cmax Health + Fitness Ltd | Arts & recreation | 2022 |
| Cmax Training Ltd | Other services | 2023 |
| CMC Properties (Scotland) Limited | Real estate | 2018 |
| Cmnj Facilities Services Limited | Real estate | 2025 |
| Concept Cabins & Construction Limited | Construction | 2018 |
| Connor Food Company Limited | Hospitality | 2025 |
| Conor Mcghie Plumbing & Heating Ltd | Construction | 2022 |
| Contour Gardens Limited | Administrative & support | 2020 |
| Cook & Curran Builders Limited | Construction | 2018 |
| Coopers Driving School Ltd | Education | 2022 |
| Cormack Company Ltd | Construction | 2019 |
| Cots Castle Park Homes Ltd | Real estate | 2019 |
| Cowboy Creative Limited | Professional & scientific | 2024 |
| CPJ Door Company Limited | Construction | 2024 |
| CPS Fabtec Ltd | Manufacturing | 2026 |
| CR Power Services Limited | Administrative & support | 2026 |
| Craigburn Properties Limited | Real estate | 2026 |
| Crazy Castle (Airdrie) Ltd | Arts & recreation | 2023 |
| CRB Groundworks & Civil Engineering Ltd | Construction | 2024 |
| Crest Homes (Scotland) Ltd. | Construction | 2013 |
| Cross Carpets Ltd | Wholesale & retail | 2021 |
| Crown Contractors & Landscaping Ltd | Administrative & support | 2026 |
| Cruachan Civils Ltd | Construction | 2021 |
| Cruachan Holdings Limited | Professional & scientific | 2024 |
| Cruachan Investments Limited | Real estate | 2024 |
| CS Homes (Stonehouse) Ltd | Construction | 2014 |
| CS Plans Limited | Professional & scientific | 2015 |
| Cuddles and Hugs for Babies Limited | Wholesale & retail | 2025 |
| Curivan Auto Repair Services Limited | Wholesale & retail | 2014 |
| Curly's Bar (Larkhall) Limited | Hospitality | 2024 |
| Currie Joinery Limited | Construction | 2016 |
| Curries 01 Limited | Hospitality | 2026 |