| Aristelle Care Company Ltd | Health & social care | 2025 |
| ARL Direct Transport Ltd | Transport & logistics | 2023 |
| Arran Investment Capital Limited | Professional & scientific | 2015 |
| Arrowhead Scotland Limited | Real estate | 2003 |
| Arterra Living Ltd | Wholesale & retail | 2023 |
| Arthendas Ltd | Manufacturing | 2021 |
| Asad Abbas Ltd | Wholesale & retail | 2026 |
| ASK Executive Travel Ltd | Administrative & support | 2025 |
| Aslam Developments Ltd | Real estate | 2023 |
| Asset One Limited | Administrative & support | 2009 |
| Assist Rail Ltd | Construction | 2016 |
| Athena Handcraft Ltd | Administrative & support | 2019 |
| Atlas Global Ventures Ltd | Wholesale & retail | 2024 |
| Atrium Business Ltd | Real estate | 2023 |
| Atrium FM Limited | Administrative & support | 2010 |
| Ature Service Commercial Cleaning Limited | Administrative & support | 2025 |
| Auburn & Blush Ltd | Other services | 2019 |
| Auto Collision Repairs Ltd | Wholesale & retail | 2026 |
| Auto Doors (Scotland) Limited | Construction | 2008 |
| AVA (Shotts) Ltd. | Transport & logistics | 2017 |
| Aveton Gifford Associates Limited | Financial services | 2004 |
| Avia Signs Limited | Administrative & support | 2005 |
| AWE (Scotland) Ltd | Real estate | 2014 |
| Awesomefy Ltd | Wholesale & retail | 2024 |
| Aydin SON Ltd | Wholesale & retail | 2021 |
| Azal Sons Ltd | Wholesale & retail | 2025 |
| B&C Cars and Classics Ltd | Wholesale & retail | 2025 |
| B2B Polymers Limited | Professional & scientific | 2018 |
| Baphomet Limited | Wholesale & retail | 2024 |
| Barakah Lane Ltd | Wholesale & retail | 2026 |
| Barber Place Ltd | Other services | 2025 |
| Barberzone Ltd | Other services | 2025 |
| Barr Madra Show Types Ltd | Agriculture & fishing | 2026 |
| Basic Things Ltd | Wholesale & retail | 2025 |
| Bazooka Arts | Education | 2014 |
| BCT Installations Limited | Construction | 2022 |
| BDM Facilities Management Ltd | Construction | 2025 |
| BDM Marketing & Communications Ltd | Professional & scientific | 2021 |
| Bedlay Holmes Limited | Information & communication | 2018 |
| Begley Property Assets Limited | Real estate | 2026 |
| Beresford & Family Limited | Financial services | 2014 |
| Bermar Properties (Scotland) Limited | Real estate | 1995 |
| Bestpump Ltd. | Wholesale & retail | 2004 |
| BFA Marketing Services Ltd | Professional & scientific | 2021 |
| BFH Building Ltd | Construction | 2023 |
| BH AYR Limited | Financial services | 2026 |
| Bhrave Ltd | Information & communication | 2025 |
| Big BEN Scotch Whisky Company Limited | Professional & scientific | 1997 |
| Big Puff Limited | Wholesale & retail | 2017 |
| Bilo CUT Barber Ltd | Other services | 2026 |
| BIM Consulting Limited | Professional & scientific | 2023 |
| Biotek Environmental Science UK Limited | Administrative & support | 2023 |
| Bizzi Izzi's Ltd | Hospitality | 2020 |
| BK Concrete Pump Hire Ltd | Administrative & support | 2022 |
| Bkleen Limited | Administrative & support | 2008 |
| BKM Group Ltd | Administrative & support | 2011 |
| BKM Sales & Leasing Ltd | Administrative & support | 2017 |
| BL & T Snacks Ltd. | Hospitality | 2007 |
| Blairdouganecosse Ltd | Hospitality | 2025 |
| Blairhill Builders Ltd | Construction | 2024 |
| Blanko Limited | Wholesale & retail | 2025 |
| Blooming Gifts Flower Boutique Limited | Wholesale & retail | 2023 |
| Blowout Style Ltd | Other services | 2021 |
| Blue Star 101 Limited | Financial services | 2024 |
| Bluestack Loudon Services Limited | Professional & scientific | 2019 |
| BMC2 Electrical Ltd | Manufacturing | 2026 |
| BMR Joinery Ltd | Construction | 2014 |
| Bold Resolution Ltd | Professional & scientific | 2022 |
| Boru Contracts Ltd | Construction | 2021 |
| Boyes Flooring Limited | Wholesale & retail | 2014 |
| BR Electrical Maintenance Limited | Construction | 2017 |
| BR Livingston Limited | Hospitality | 2023 |
| Bradley’S Heightworx Ltd | Construction | 2025 |
| Braepark Scotland Ltd. | Hospitality | 2010 |
| Braver Leadership Limited | Other services | 2015 |
| Brightskye Comms Limited | Information & communication | 2019 |
| Brightskye Limited | Information & communication | 2017 |
| Broric Property Limited | Hospitality | 1980 |
| Brostone Construction Ltd | Construction | 2026 |
| Bruce Castle (Scotland) Limited | Professional & scientific | 1992 |
| BSG Roofing Ltd | Construction | 2026 |
| Bubble Ice Ltd | Hospitality | 2024 |
| Buchanan GAS and Heating Ltd | Construction | 2022 |
| Burlington Scott (Scotland) Limited | Real estate | 2002 |
| Buzz Killer Music Ltd | Information & communication | 2021 |
| BY Harley Ltd | Other services | 2025 |
| C a L L Accident Repair Centre Ltd | Wholesale & retail | 2019 |
| C Charnley Consulting Limited | Professional & scientific | 2019 |
| C&M Contracts Ltd | Construction | 2022 |
| C.Chisholm Property Investment Limited | Real estate | 2021 |
| C.H.S Transport Solutions Limited | Transport & logistics | 2016 |
| Cadzow Creative Ltd | Real estate | 2026 |
| Caffe Roma Limited | Other services | 2010 |
| Cairnbridge Property Ltd | Real estate | 2026 |
| Cairnhill Framing Systems Limited | Manufacturing | 2007 |
| Cairns Medical Ltd | Health & social care | 2025 |
| Cakes Shakes and Smoothies Ltd | Hospitality | 2023 |
| Caldeen Ltd | Real estate | 2016 |
| Calder Retail Ltd | Wholesale & retail | 2017 |
| Calder Street Stores Ltd | Wholesale & retail | 2023 |