| 10 Café Bar Limited | Hospitality | 2015 |
| 123 Take Away Limited | Hospitality | 2015 |
| 3AM Associates Limited | Health & social care | 2024 |
| 750 Motor Club (Scotland) Limited | Arts & recreation | 1970 |
| @Rchitects Scotland Limited | Professional & scientific | 2010 |
| A & C Watson Limited | Agriculture & fishing | 2005 |
| A & G Civils Ltd. | Construction | 1999 |
| A Longer Table CIC | Wholesale & retail | 2020 |
| A Sturrock & SON (Kirkbuddo) Limited | Manufacturing | 1986 |
| A&I Sher Ltd | Wholesale & retail | 2023 |
| A&N Desserts Ltd | Hospitality | 2023 |
| A. Gray Muir Limited | Real estate | 2010 |
| A.C.E Commercial Refinishers Ltd | Construction | 2021 |
| A.D.G. Plant Hire (Forfar) Ltd | Administrative & support | 2003 |
| AAA Hayat Ltd | Hospitality | 2014 |
| Aali Capital Group Limited | Financial services | 2024 |
| Aaron Bruce Autolocks Ltd | Manufacturing | 2014 |
| Abacus Antiques Ltd | Wholesale & retail | 2017 |
| Abertay Systems Ltd | Information & communication | 2011 |
| ABS Center Ltd | Wholesale & retail | 2019 |
| Ac&H 212 Limited | Professional & scientific | 2005 |
| Academy Street Auto Repair Ltd | Wholesale & retail | 2026 |
| Acclaim Cleaning Systems Limited | Other services | 2009 |
| Achnacarry Stalking Limited | Other services | 2018 |
| Achnacarry Wildlife Management Limited | Other services | 2020 |
| ACI Group (Scotland) Limited | Construction | 2025 |
| ACS 21 Limited | Wholesale & retail | 2025 |
| Adapt Your World Ltd | Other services | 2024 |
| Addison Electrical Limited | Administrative & support | 2000 |
| Adrian Steel Fixing Ltd | Construction | 2026 |
| Aesthetic Demand Ltd | Professional & scientific | 2026 |
| African Footprints Limited | Other services | 2006 |
| Agrico UK Limited | Agriculture & fishing | 1998 |
| AH Properties (Scotland) Ltd | Real estate | 2023 |
| Ahmed Homeware Limited | Wholesale & retail | 2024 |
| Aidaar Properties Limited | Real estate | 2024 |
| AIM Landscapes Ltd | Administrative & support | 2021 |
| AL Agri Limited | Manufacturing | 2016 |
| Alan Findlay Limited | Administrative & support | 2002 |
| Alan Mackay Limited | Manufacturing | 2001 |
| Alan Mackay Machinery (Forfar) Limited | Administrative & support | 2013 |
| Alan Mackay Machinery Limited | Administrative & support | 2004 |
| Albamuir Limited | Real estate | 2000 |
| Alliance Property Developments (Scotland) Limited | Construction | 2003 |
| AM Agri Limited | Manufacturing | 2021 |
| AMC MOT & Service Centre Ltd | Other services | 2018 |
| AMC Vehicle Sales Ltd | Other services | 2018 |
| Amit Convenio Ltd | Wholesale & retail | 2025 |
| Anderson Plumbing Services Ltd | Construction | 2018 |
| Anderson Specialist Contracting Limited | Construction | 2007 |
| Andrew Shepherd & Sons Limited | Professional & scientific | 2003 |
| Andrew Shepherd Construction Limited | Construction | 1986 |
| Andrew Soutar Stove Installations Ltd | Construction | 2013 |
| Angus Advisors Ltd | Professional & scientific | 2025 |
| Angus Aesthetics Ltd | Other services | 2023 |
| Angus Alive | Arts & recreation | 2015 |
| Angus Auto Electricians Limited | Administrative & support | 2015 |
| Angus Bespoke Creations Ltd | Wholesale & retail | 2022 |
| Angus Biofuels Ltd | Energy | 2014 |
| Angus Boarding & Walkies Limited | Other services | 2025 |
| Angus Boundaries Ltd | Administrative & support | 2021 |
| Angus Builders and Property Management Ltd | Construction | 2023 |
| Angus Classic Bikes Ltd | Wholesale & retail | 2010 |
| Angus CLT (Trading) Limited | Arts & recreation | 2015 |
| Angus Construction Services Ltd | Construction | 2018 |
| Angus County Windows Limited | Construction | 2012 |
| Angus Falconry Services Ltd | Agriculture & fishing | 2015 |
| Angus Gardens Limited | Other services | 2025 |
| Angus Homecare Services Ltd. | Administrative & support | 2016 |
| Angus Independent Advocacy | Other services | 2001 |
| Angus Larder Ltd | Hospitality | 2016 |
| Angus OIL Tank Solutions Limited | Manufacturing | 2019 |
| Angus Physiotherapy Ltd | Health & social care | 2020 |
| Angus Print Services Ltd | Manufacturing | 2020 |
| Angus Property Management Ltd | Other services | 2018 |
| Angus Small Repairs Service Ltd | Other services | 2024 |
| Angus Spice Ltd | Hospitality | 2022 |
| Angus Tourism Cooperative Limited | Other services | 2017 |
| Anika Leisure Limited | Hospitality | 2025 |
| Apex Mountaineering & Coffee Co. Ltd | Wholesale & retail | 2026 |
| Appletree (Forfar) Limited | Hospitality | 2010 |
| Aquality Leisure Limited | Other services | 2010 |
| ARC Joinery & Project Management Limited | Construction | 2022 |
| Archibuild Services Ltd | Construction | 2026 |
| Ardechive Hydro Ltd | Other services | 2015 |
| Ardglennie Farming Company Limited | Agriculture & fishing | 2013 |
| Arfastore Limited | Wholesale & retail | 2025 |
| Armstrong's Bar & Restaurant Limited | Hospitality | 2017 |
| Arrow Engineering Services Ltd | Professional & scientific | 2018 |
| Arrow Renewable Engineering Ltd | Manufacturing | 2026 |
| Artisan Rooftech Limited | Administrative & support | 2004 |
| Ascl Holdings Limited | Financial services | 2021 |
| ASH Projects Limited | Agriculture & fishing | 2026 |
| Ashgar Developments Ltd | Construction | 2026 |
| Astute (Scotland) Limited | Manufacturing | 2003 |
| Astute 2015 Limited | Financial services | 2015 |
| ATC Cleaning & Facilities Ltd | Administrative & support | 2021 |
| Auchterlonie Engineering Support Limited | Professional & scientific | 2007 |
| Autoletter Limited | Hospitality | 2005 |
| Automech Ltd | Wholesale & retail | 2015 |