| 147 Trading Company Ltd | Wholesale & retail | 2022 |
| 152 Shawarma Grill Arbroath Limited | Hospitality | 2026 |
| 1ST Class Housekeepers Ltd | Administrative & support | 2024 |
| 2ND Chance Inverkeilor Limited | Hospitality | 2019 |
| 777 Properties Limited | Real estate | 2024 |
| 9 Knots Training Ltd | Education | 2024 |
| 9YARD Logistics Ltd | Transport & logistics | 2023 |
| A J Beedie Jewellers Limited | Wholesale & retail | 2011 |
| A Plus Financial Planning Limited | Financial services | 2013 |
| A&D Cleaning Service 25 Limited | Administrative & support | 2025 |
| A. G. Porter & Sons Limited | Agriculture & fishing | 1962 |
| A.K. Adamson Limited | Real estate | 1957 |
| A.T.M Global Ltd | Construction | 2021 |
| AA Property Scot Ltd | Real estate | 2019 |
| AAG Scot Ltd | Wholesale & retail | 2019 |
| AB Barbers Arbroath Ltd | Other services | 2025 |
| Abbey Mobiles Limited | Wholesale & retail | 2019 |
| Abbey Music Limited | Wholesale & retail | 2012 |
| Abbey Taxis Arbroath Limited | Transport & logistics | 2017 |
| Aberbrothock Coachworks Limited | Wholesale & retail | 2008 |
| Aberbrothock Engineering Ltd | Manufacturing | 2019 |
| AD Spence Ltd | Real estate | 2021 |
| Adam.Scot Limited | Construction | 2022 |
| Adcl Holdings Ltd | Administrative & support | 2023 |
| Adcl Properties Ltd | Administrative & support | 2023 |
| AG Alltech Limited | Professional & scientific | 2019 |
| AGA Sons Ltd | Hospitality | 2023 |
| Agridev Ltd | Professional & scientific | 2022 |
| AH Import Export Ltd | Wholesale & retail | 2025 |
| Ailspin Holdings Limited | Financial services | 2021 |
| Ailspin LLP | | 2021 |
| Ailspin Properties Limited | Other services | 2008 |
| Aisteva Limited | Wholesale & retail | 2022 |
| Ajkr Consulting Ltd | Professional & scientific | 2024 |
| Ajkr Holdings Ltd | Financial services | 2024 |
| AK Adamson's Property Services Ltd | Real estate | 2016 |
| AK Cleaning & Property Care Ltd | Construction | 2024 |
| Alex Spink & Sons Limited | Wholesale & retail | 2013 |
| Allards International Limited | Manufacturing | 2000 |
| Allards SRP Ltd | Manufacturing | 2016 |
| Alvinnelson Ltd | Construction | 2025 |
| AM OIL & GAS Services Ltd | Professional & scientific | 2022 |
| AMR Properties (Scotland) Limited | Real estate | 2024 |
| An-Drasta Property Ltd | Construction | 2026 |
| Angill Ltd | Real estate | 2025 |
| Angus Accountancy Ltd | Professional & scientific | 2007 |
| Angus Berries Limited | Extraterritorial | 2026 |
| Angus Business Hub CIC | Information & communication | 2025 |
| Angus Carers Association | Information & communication | 2000 |
| Angus Cleaning Services Limited | Administrative & support | 2009 |
| Angus Customs Ltd | Wholesale & retail | 2018 |
| Angus Cycle Hub CIC | Manufacturing | 2015 |
| Angus Decorating Company Limited | Construction | 1974 |
| Angus Exterior Cleaning Ltd | Other services | 2025 |
| Angus GAS Services Limited | Construction | 2020 |
| Angus Growers Limited | Agriculture & fishing | 2002 |
| Angus Movers & Storers Ltd | Administrative & support | 2018 |
| Angus Oven Baking Company Limited | Manufacturing | 2018 |
| Angus Pride CIC | Education | 2024 |
| Angus Property Ltd | Real estate | 2010 |
| Angus Real Estate Limited | Construction | 2009 |
| Angus Roofing Limited | Construction | 2024 |
| Angus Soft Fruits Limited | Wholesale & retail | 1998 |
| Angus Special Playscheme | Administrative & support | 2005 |
| Angus Tyres Limited | Wholesale & retail | 2009 |
| Anniston Mill Ltd | Hospitality | 2022 |
| AP Fencing Ltd | Construction | 2026 |
| AQ Arbroath Ltd | Other services | 2025 |
| Arbikie Distilling Limited | Manufacturing | 2013 |
| Arbroath AD 1320 Limited | Manufacturing | 2020 |
| Arbroath Barbers Ltd | Other services | 2023 |
| Arbroath Car & Van Hire Ltd | Administrative & support | 2016 |
| Arbroath Cliff Tours Ltd | Professional & scientific | 2022 |
| Arbroath Decorators Limited | Construction | 2012 |
| Arbroath Fast Food Ltd | Hospitality | 2024 |
| Arbroath Fish Bar Ltd | Hospitality | 2024 |
| Arbroath Food and Music Festival CIC | Hospitality | 2025 |
| Arbroath Football Club Limited | Arts & recreation | 2004 |
| Arbroath Golf Links Limited | Arts & recreation | 2015 |
| Arbroath Hardware Limited | Wholesale & retail | 2024 |
| Arbroath Ice Cream Company Limited | Hospitality | 2009 |
| Arbroath Leisure (Scotland) Ltd. | Hospitality | 2012 |
| Arbroath Medical Practice LLP | | 2024 |
| Arbroath Nail&Spa Ltd | Other services | 2021 |
| Arbroath Nails & Spa Limited | Other services | 2026 |
| Arbroath Peri Peri Ltd | Hospitality | 2025 |
| Arbroath Plant Hire Ltd | Administrative & support | 2025 |
| Arbroath Stores Ltd | Wholesale & retail | 2019 |
| Arbroath Taxis & Private Hire Limited | Transport & logistics | 2019 |
| Arbroath Taxis Limited | Transport & logistics | 2020 |
| Arcadian Marine Ltd | Agriculture & fishing | 2018 |
| Archer Building Oversight Ltd | Professional & scientific | 2026 |
| Archibald Health and Safety Consultants Limited | Public administration | 2025 |
| Architectural Technicians Ltd | Professional & scientific | 2021 |
| Argyll Ferries Ltd. | Information & communication | 2010 |
| Argyll Group Ltd | Wholesale & retail | 2016 |
| Arin Property Ltd | Real estate | 2025 |
| Arriva Quality & Assessment Ltd | Professional & scientific | 2014 |
| Art and More Ltd | Administrative & support | 2018 |
| Ascend Healthcare Consulting Ltd | Professional & scientific | 2023 |