| 1867 Townhouses Limited | Administrative & support | 2017 |
| 2FORGE Wheels UK Ltd | Wholesale & retail | 2025 |
| 351 Services Limited | Wholesale & retail | 2016 |
| 3D Property Development (Turriff) Ltd | Construction | 2010 |
| 3RACCESS Limited | Manufacturing | 2019 |
| 7X Mcgoldrick Ltd | Hospitality | 2024 |
| A & K Fabrications Limited | Manufacturing | 2025 |
| A D Heating Limited | Construction | 2008 |
| A F M Electrical Limited | Construction | 2025 |
| A&C Ventures Limited | Real estate | 2025 |
| A.L. Cumming and Sons Limited | Real estate | 2012 |
| AB30 Developments Ltd | Real estate | 2020 |
| Aberchirder Horticultural Society | Administrative & support | 2008 |
| Aberdeen Trailers Limited | Manufacturing | 2005 |
| Aberdeenshire Property Services Ltd | Construction | 2024 |
| ABT (Aberdeen) Limited | Professional & scientific | 2006 |
| Adler 24 Ltd | Wholesale & retail | 2024 |
| Agromax Limited | Administrative & support | 2008 |
| AH Group (Turriff) Ltd | Construction | 2023 |
| Aixin Limited | Hospitality | 2026 |
| AJD Consulting Services Ltd | Administrative & support | 2023 |
| AK Christmas Tree Contractors Limited | Administrative & support | 2010 |
| Alan Gibb & Company Farmers | | 1986 |
| Alan Gibb (Arnyburn) and Company | | 1994 |
| Alba Analytics Ltd | Information & communication | 2023 |
| Alchemy Editorial Services Limited | Information & communication | 2014 |
| Alegor Enterprises Limited | Hospitality | 2021 |
| Alegor Properties Limited | Real estate | 2021 |
| Alex Milne Building Services Ltd | Construction | 2023 |
| ALL Air Tech Limited | Manufacturing | 2016 |
| Allan Electrical (Turriff) Limited | Construction | 2017 |
| Allan Property Developments Ltd | Construction | 2025 |
| Almins Limited | Administrative & support | 2002 |
| ALP (Scotland) Limited | Transport & logistics | 2003 |
| Alphatek Equipment UK Ltd | Wholesale & retail | 2025 |
| Alsop Electrical Ltd | Mining & quarrying | 2019 |
| Amadores Limited | Hospitality | 2014 |
| Andrew Douglas Associates Limited | Mining & quarrying | 2006 |
| Andrew Wood Facilities Management Ltd | Construction | 2023 |
| Andy Donald Slating Limited | Construction | 2014 |
| Another Hype Company Ltd | Other services | 2025 |
| Anrol Limited | Other services | 2013 |
| Apac Vehicle Glazing Ltd | Manufacturing | 2021 |
| Ar-Be-Da Services Ltd | Manufacturing | 2023 |
| Archer Brae Property Ltd | Real estate | 2026 |
| Ardinn Homes Limited | Construction | 2025 |
| Ardlogie Drilling Ltd | Mining & quarrying | 2010 |
| Ashogle Wind Limited | Energy | 2015 |
| Auchinderran Wind Cluster LLP | | 2012 |
| Auchinderran Wind Ltd | Energy | 2023 |
| Auchintoul OIL & GAS Consultants Limited | Administrative & support | 2009 |
| Auchreddie Engineering Ltd | Professional & scientific | 2025 |
| Aura Glow Limited | Health & social care | 2024 |
| Aurora International Energy Solutions Ltd | Wholesale & retail | 2026 |
| Aurora Pantomimes Limited | Arts & recreation | 2023 |
| Aurora Scenic Limited | Arts & recreation | 2023 |
| Aurora Stage Academy Limited | Arts & recreation | 2023 |
| AWJ Aviation Ltd | Manufacturing | 2024 |
| AYE Trees Ltd | Agriculture & fishing | 2024 |
| Backhill of Culbirnie [2016] Ltd | Energy | 2016 |
| Banff Autocentre Ltd | Administrative & support | 2020 |
| Barrels & Botanicals Ltd | Wholesale & retail | 2020 |
| Bayford Green Ltd | Real estate | 2020 |
| Beechside Properties Limited | Real estate | 2025 |
| Bennachie Properties Limited | Real estate | 2017 |
| Benzies Renewable Power Ltd. | Energy | 2008 |
| Bibby's Baguettes Ltd | Hospitality | 2024 |
| Bibby's Kitchen Ltd | Hospitality | 2024 |
| Bisset HYD Services Ltd | Manufacturing | 2026 |
| Bjrms Ltd | Administrative & support | 2016 |
| Blachrie Farming Partnership | | 2002 |
| Blair Equestrian Services Limited | Construction | 2022 |
| Blair Equibuild Limited | Other services | 2016 |
| Blairmaud Livestock Limited | Agriculture & fishing | 2025 |
| BOB Sinclair Marine Engineering Limited | Professional & scientific | 2002 |
| Bogton Limited | Professional & scientific | 1998 |
| Bola Wheels UK Ltd | Wholesale & retail | 2025 |
| Bonnets and Boots Ltd | Administrative & support | 2021 |
| Bourne Game Services Limited | Administrative & support | 2025 |
| Brackenhill 2022 Ltd | Administrative & support | 2022 |
| Braeside Wind Limited | Energy | 2016 |
| Braveheart Brands Ltd | Real estate | 2025 |
| Broad Mech Services Ltd | Wholesale & retail | 2021 |
| Brownieleys Renewables LLP | | 2012 |
| Bruce Quarries Limited | Mining & quarrying | 1998 |
| Brucklay Associates Ltd | Wholesale & retail | 2023 |
| Bruxie Farms Limited | Agriculture & fishing | 2010 |
| Buchan Farm Consultancy Limited | Administrative & support | 2018 |
| Budden Services Ltd | Financial services | 2020 |
| Burnett Management Ellon Ltd | Real estate | 2020 |
| Burnside Logs Ltd | Agriculture & fishing | 2017 |
| C & H Catto Ltd | Manufacturing | 2023 |
| C R Agritech Ltd | Manufacturing | 2025 |
| Cairnhill Consultancy (Scotland) Ltd | Transport & logistics | 2025 |
| Caledonia Asset Finance Ltd | Financial services | 2020 |
| Caledonia Leasing Ltd | Financial services | 2023 |
| Caledonian Motorcycle Transport Company Limited | Administrative & support | 2019 |
| Callum Chalmers Irrigation Limited | Administrative & support | 2003 |
| Camenzind Engineering Ltd | Professional & scientific | 2023 |
| Cami Property Ltd | Construction | 2022 |