| 11 Consultancy Services Ltd | Information & communication | 2021 |
| 2 Impress Ltd | Administrative & support | 2014 |
| 2 J'S Property Ltd. | Other services | 2016 |
| 4RL Ltd | Professional & scientific | 2026 |
| 4X4 Adventures Scotland Ltd | Administrative & support | 2020 |
| A Alexander Property Investments Limited | Real estate | 2026 |
| A Modern Entrepreneur Ltd | Wholesale & retail | 2016 |
| A&D Energy Ltd | Construction | 2025 |
| Accw Properties Ltd | Real estate | 2025 |
| AGH Medical Services Ltd. | Health & social care | 2015 |
| Air Taxi Group Limited | Financial services | 2022 |
| Aitken & Howard Limited | Wholesale & retail | 1978 |
| Aitken & Stewart Limited | Wholesale & retail | 1979 |
| AK Insulation Limited | Construction | 2024 |
| Alan AA Transport Ltd | Transport & logistics | 2020 |
| Alex K Macdonald Ltd | Construction | 2023 |
| Alexandria and Dumbarton TOA Ltd. | Transport & logistics | 2010 |
| Alexandria BID Limited | Other services | 2025 |
| Alexandria Self Storage Containers Ltd | Transport & logistics | 2026 |
| Alexandria Service Station Ltd | Wholesale & retail | 2023 |
| Alexandria Storage Containers Ltd | Transport & logistics | 2026 |
| Alfa Group Properties Ltd | Real estate | 2024 |
| Alfa Group Scotland Ltd | Construction | 2023 |
| American Peanut Council, Inc | | 1986 |
| Amila Active Ltd | Wholesale & retail | 2025 |
| Amir Design Services Ltd | Professional & scientific | 2018 |
| AMY Spa & Nails Limited | Other services | 2024 |
| Amy's Luxury Holiday Lettings Ltd | Hospitality | 2022 |
| Andrew & Daniel Ltd | Hospitality | 2013 |
| Angelify Limited | Wholesale & retail | 2019 |
| Annayas Balloch Ltd | Hospitality | 2024 |
| Anton Mark's Ltd | Wholesale & retail | 2021 |
| Antonia Boyle Design Limited | Professional & scientific | 2019 |
| API UK Holdings Ltd | Real estate | 2025 |
| Apollo Interactive Limited | Other services | 2022 |
| ARA Equestrian Limited | Arts & recreation | 2015 |
| Arthelia Construction Ltd | Construction | 2019 |
| AS Soft Play Ltd | Administrative & support | 2025 |
| Assess Viva Ltd | Information & communication | 2025 |
| Association of Clinical Research Professionals, Inc. | | 2003 |
| Ballagan Farm (Balloch) Ltd | Hospitality | 2020 |
| Balloch Flats Limited | Real estate | 2022 |
| Balquhidder Care Limited | Health & social care | 2013 |
| Banna Tours (UK) Ltd | | 2015 |
| Bella Rose's Sweet Treats Ltd | Hospitality | 2020 |
| Benview Contracts Ltd | Construction | 2024 |
| Bespoke Hard Metals Ltd | Construction | 2022 |
| Bingham Homes & Co. Limited | Construction | 2012 |
| Black Sea (Scot) Ltd | Hospitality | 2024 |
| Blair Henderson Limited | Wholesale & retail | 2022 |
| Blairbeich Limited | Hospitality | 2025 |
| Boba CUP Ltd | Wholesale & retail | 2024 |
| Bonhill Foods Ltd | Hospitality | 2025 |
| Bonhill Phoenix Ltd | Hospitality | 2025 |
| Bonnie Bathrooms Plumbing & GAS Ltd | Construction | 2025 |
| Bonniebanks Ltd | Hospitality | 2019 |
| Brandcruiser Limited | Professional & scientific | 2010 |
| Brave Couriers Ltd | Wholesale & retail | 2023 |
| Bridge Street Dental Practice Ltd | Health & social care | 2025 |
| Bridgepoint People Ltd | Information & communication | 2026 |
| Brooke & Bros Limited | Construction | 2023 |
| BSA Foods Ltd | Hospitality | 2020 |
| Bubbles of Balloch Maintenance Ltd | Construction | 2024 |
| Buchanan Construction (Scotland) Ltd. | Construction | 2011 |
| Burnfoot Hutters' Community Company | Other services | 2016 |
| Butdeen Ltd | Health & social care | 2025 |
| Byara Ltd | Other services | 2019 |
| C&S Property Group Ltd | Real estate | 2024 |
| Cafeballoch Ltd | Hospitality | 2026 |
| Caffeinated Escapism Limited | Wholesale & retail | 2025 |
| Caledonian Contracts Cleaning Solutions Ltd | Administrative & support | 2023 |
| Calethon Intelligence Ltd | Professional & scientific | 2026 |
| Camper Works Ltd | Wholesale & retail | 2024 |
| Carrs Loch Lomond Ltd | Transport & logistics | 2017 |
| Castle Luxury Holiday Lettings Ltd | Hospitality | 2022 |
| Caths Creations Ltd | Manufacturing | 2021 |
| Cawley & Cawley Ltd | Financial services | 2023 |
| Cawley Hotels & Leisure Limited | Hospitality | 1988 |
| CBD Health and Harmony Ltd | Wholesale & retail | 2018 |
| CD Instruments Ltd | Professional & scientific | 2025 |
| CDC Energy Services Limited | Professional & scientific | 2019 |
| CDE Cleaning Limited | Administrative & support | 2025 |
| CES Transport Ltd | Transport & logistics | 2016 |
| Challenging Behaviour Solutions Ltd | Health & social care | 2024 |
| Chartstar Associates Limited | Professional & scientific | 1997 |
| Cherry Bubbles Swim School LLP | | 2019 |
| Cherry Tree Taverns Entertainment Ltd | Hospitality | 2025 |
| Chrissy Clean Ltd | Administrative & support | 2021 |
| Christou's Auto Locksmith (Scotland) Ltd | Manufacturing | 2021 |
| Circular Closet Ltd | Wholesale & retail | 2017 |
| Clean Air Scotland Limited | Manufacturing | 2017 |
| Clear Choice Laundry Ltd | Other services | 2026 |
| Clyde and Shine Ltd | Wholesale & retail | 2025 |
| Clyde Maintenance Ltd | Construction | 2020 |
| Commando Canines Dog Walking Ltd | Agriculture & fishing | 2023 |
| Compass Surveys & Mapping Limited | Extraterritorial | 2009 |
| Computer Helps Ltd | Information & communication | 2020 |
| Cool Calc Ltd | Transport & logistics | 2021 |
| Country Courtyard Holiday Lettings Ltd | Hospitality | 2023 |
| Countryside Holiday Lettings Balloch Ltd | Hospitality | 2022 |