| 1205 Taxis Ltd. | Transport & logistics | 2007 |
| 166 TRM (Edinburgh) Limited | Extraterritorial | 2022 |
| 24 Seven Taxis (East Lothian) Ltd. | Professional & scientific | 2008 |
| 247 UK Response Ltd | Construction | 2026 |
| 3E Services Limited | Professional & scientific | 2015 |
| 444 Edin Ltd. | Transport & logistics | 2008 |
| 45B Limited | Information & communication | 2012 |
| 4PUNDIT Ltd | Information & communication | 2024 |
| 7PLUS7 Developments Ltd | Construction | 2016 |
| 803 Taxis Ltd. | Professional & scientific | 2013 |
| 838 Edin Ltd. | Transport & logistics | 2005 |
| 87 North Structural Access Solutions Ltd | Construction | 2022 |
| 8760 Energy ATT Ltd | Professional & scientific | 2024 |
| 955 Taxis Ltd. | Professional & scientific | 2017 |
| 960 Edin Ltd. | Professional & scientific | 2007 |
| A B Amenity Ltd | Administrative & support | 2014 |
| A H Stone Masonry Ltd | Construction | 2022 |
| A White Auto Services Limited | Wholesale & retail | 2005 |
| A&E Controls Limited | Construction | 2004 |
| AA Beauty Salons Ltd | Other services | 2025 |
| AA Phone FIX Ltd | Wholesale & retail | 2022 |
| Aberfeldy Community Care Ltd | Health & social care | 2020 |
| Absolut Plumbing Ltd. | Construction | 2012 |
| Aburgh Solutions Limited | Administrative & support | 2021 |
| Accountancy Assured Limited | Professional & scientific | 2002 |
| Ace Bike Co Ltd | Wholesale & retail | 2012 |
| ACJ Joiners Ltd | Manufacturing | 2024 |
| Acting OUT Drama School Limited | Arts & recreation | 2014 |
| Actual Sound Label Limited | Information & communication | 2025 |
| Adam Mackenzie Ltd | Professional & scientific | 2021 |
| Advanced Classic Computerised Designs Limited | Construction | 2015 |
| Advanced Players Ltd | Wholesale & retail | 2003 |
| Adwani Autogas Ltd | Professional & scientific | 2021 |
| AF Linen Ltd | Wholesale & retail | 2023 |
| African Moringa Ltd | Wholesale & retail | 2021 |
| Air Zero Refrigeration Ltd | Professional & scientific | 2018 |
| Al-Qaim Enterprises Ltd | Wholesale & retail | 2025 |
| Alexander Properties Group Ltd. | Real estate | 2026 |
| ALL Clear Plumbing,Heating & Building Services Limited | Wholesale & retail | 1994 |
| Almond and Orchid Valley Ltd | Construction | 2012 |
| Alpha Bravo Logistics Ltd | Transport & logistics | 2020 |
| Alpha Tees Ltd | Extraterritorial | 2015 |
| Alpine Pursuits Accommodation LLP | | 2015 |
| ALR Consultancy Services Ltd | Financial services | 2016 |
| AM Rana Traders Ltd | Wholesale & retail | 2021 |
| Ambicabs Ltd. | Transport & logistics | 2002 |
| Andmar Construction Ltd | Construction | 2022 |
| Andrew Innes Plumbing & Heating Limited | Construction | 2003 |
| Andrew Knowles & SON Limited | Construction | 2000 |
| Antinoro Holdings Ltd | Wholesale & retail | 2019 |
| Apartments Service Ltd | Administrative & support | 2022 |
| Apex Windows and Doors Ltd | Construction | 2014 |
| Aquatrix Ltd | Wholesale & retail | 2019 |
| Aquawave Solutions Ltd | Construction | 2021 |
| ARC Edinburgh Limited | Real estate | 2016 |
| Arman Property Ltd | Real estate | 2024 |
| Armstrong Real Estate Ltd | Real estate | 2023 |
| Art in the Sky Limited | Administrative & support | 2006 |
| ASH Properties Edinburgh Ltd | Construction | 2026 |
| Ashbec Facilities Ltd | Construction | 2017 |
| ASI Edin Ltd | Wholesale & retail | 2024 |
| Aspen Joinery & Glazing Ltd. | Other services | 2017 |
| Astravira Ltd | Hospitality | 2024 |
| Astrosat Ltd | Information & communication | 2019 |
| Atlantic Garden Limited | Manufacturing | 2023 |
| Atlas (East Lothian) Barbers Ltd | Other services | 2024 |
| Atlas Tattoo Ltd | Arts & recreation | 2025 |
| Atran Forestry Services Ltd | Agriculture & fishing | 2023 |
| Auction AID Limited | Wholesale & retail | 2023 |
| Avalanche Consulting Limited | Professional & scientific | 2024 |
| Avatti Ltd | Real estate | 2023 |
| Averox Ltd | Wholesale & retail | 2026 |
| Axis Plumbers Ltd | Construction | 2022 |
| Ayla Bella Limited | Hospitality | 2024 |
| AYZ Global Ltd | Financial services | 2025 |
| AYZ Management Ltd | Real estate | 2025 |
| Azilo Technologies Limited | Information & communication | 2013 |
| Azilo Training Limited | Education | 2013 |
| B & C Decorators Limited | Other services | 2002 |
| B & G Afrocaribbean Store Limited | Wholesale & retail | 2025 |
| B L Food Services Limited | Wholesale & retail | 2020 |
| B W Investments Scotland Ltd | Real estate | 2023 |
| Baby Fit Ltd | Other services | 2019 |
| Backwater Carbon Solutions Ltd | Professional & scientific | 2024 |
| Baileyfield Garage Limited | Wholesale & retail | 2012 |
| Baileyfield Property Limited | Real estate | 2017 |
| Balanced Impact Group Ltd | Professional & scientific | 2018 |
| Balfour Street Shop Ltd | Wholesale & retail | 2025 |
| Banner & Stark Ltd | Manufacturing | 2025 |
| Barada Couriers Ltd | Transport & logistics | 2025 |
| Barakat Group Ltd | Real estate | 2017 |
| Barber Shop T-G Ltd | Other services | 2021 |
| Barricade Group Ltd | Administrative & support | 2019 |
| Base Station (Edinburgh) Limited | Professional & scientific | 2002 |
| Bash'D Limited | Manufacturing | 2017 |
| Bean Roasted Ltd | Hospitality | 2024 |
| Beauty LAB Edinburgh Limited | Other services | 2021 |
| BEE Secured Ltd | Administrative & support | 2022 |
| Belhaven Management Consulting Ltd. | Professional & scientific | 2012 |
| Bella Coffee Ltd | Wholesale & retail | 2018 |