| 171 Property Ltd | Real estate | 2026 |
| 1ST Choice Horse Supplies Limited | Wholesale & retail | 2019 |
| 2020 Developments Scotland Ltd | Construction | 2020 |
| 24/7 Nurture Ltd | Health & social care | 2026 |
| 3345RECORDS Ltd | Wholesale & retail | 2024 |
| 4DEE Properties Ltd | Real estate | 2025 |
| 4RTY Ltd | Manufacturing | 2021 |
| 64CIRCLES Ltd | Wholesale & retail | 2025 |
| 7 Bros Larkhall Ltd | Hospitality | 2023 |
| 8 Victoria Place Bath (Management) Limited | Households | 1990 |
| A Blair Transport Services Ltd | Transport & logistics | 2026 |
| A Blair Window Cleaning Ltd | Administrative & support | 2026 |
| A J Gold Training Limited | Public administration | 2012 |
| A L Beauty Clinic Ltd | Arts & recreation | 2010 |
| A Park Joiners Ltd | Construction | 2013 |
| A&Co Properties Scotland Limited | Real estate | 2022 |
| A. Irwin Accountancy Ltd | Professional & scientific | 2023 |
| A.J. Cladding Limited | Administrative & support | 2002 |
| A1 Groundworks Limited | Construction | 2018 |
| Aasgaard Limited | Information & communication | 2023 |
| Abbess Limited | Information & communication | 2011 |
| ABM Properties (Scotland) Ltd | Construction | 2018 |
| ABT Business Solutions Limited | Administrative & support | 2026 |
| Ace Engineering ( Scotland ) Limited | Professional & scientific | 2010 |
| Acorn Height Ltd | Real estate | 2025 |
| Acorn Properties (Lesmahagow) Limited | Real estate | 2005 |
| ACR Scotland Ltd | Extraterritorial | 2025 |
| ADA Dance Studios Limited | Arts & recreation | 2026 |
| ADR Construction Services Ltd | Construction | 2025 |
| African and Caribbean Community in South Lanarkshire CIC | Other services | 2025 |
| Agricultural & Plant Repairs Ltd. | Manufacturing | 2004 |
| Agrinovae CIC | Professional & scientific | 2026 |
| Aitken's Barbers Limited | Other services | 2026 |
| Aitkens Property Investment Limited | Real estate | 2026 |
| AJ Steele Retro & Modern Stuff Ltd | Wholesale & retail | 2025 |
| AJG Real Estate Limited | Real estate | 2025 |
| AKM Logistic Services Ltd | Transport & logistics | 2025 |
| Alan Hannah Electrical Services Ltd | Construction | 2013 |
| Alan Mcloughlin Limited | Administrative & support | 2014 |
| Albert FC Ltd | Arts & recreation | 2024 |
| Alda Hair Ltd | Other services | 2025 |
| Alexander David Scully Electrics Ltd | Construction | 2026 |
| ALH Agriculture Limited | Agriculture & fishing | 2022 |
| ALL Access Crew Ltd | Construction | 2021 |
| Allan Water Travel Limited | Administrative & support | 2014 |
| Alliance Events (Larkhall) Limited | Professional & scientific | 2023 |
| Allnurture Limited | Health & social care | 2023 |
| Alltech Construction Ltd | Construction | 2017 |
| Alpha 10 Ltd | Construction | 2018 |
| Alpha and Omega Joinery Limited | Construction | 2023 |
| Alpine Plant Ltd. | Manufacturing | 2014 |
| Am-Technical Services Ltd | Manufacturing | 2025 |
| Amara Timber Merchants Limited | Professional & scientific | 2009 |
| AMC Projects Ltd | Manufacturing | 2018 |
| Andsus Limited | Professional & scientific | 2024 |
| Anisolve Limited | Wholesale & retail | 2017 |
| Annie's Coffee House Limited | Hospitality | 2021 |
| Antalya Turkish Larkhall Ltd | Other services | 2024 |
| Anthisma Ltd | Administrative & support | 2022 |
| Anthons Services Limited | Water & waste | 2026 |
| Apex HMD Ltd | Construction | 2026 |
| Apex Installers (Larkhall) Limited | Construction | 2019 |
| APS Protection Systems Limited | Administrative & support | 2012 |
| Aras Barber Ltd | Other services | 2025 |
| Arays Travel Ltd | Transport & logistics | 2022 |
| Archway Environmental Health Consultants Limited | Professional & scientific | 2021 |
| ARP Glasgow Limited | Financial services | 2018 |
| Asarebea Ltd | Wholesale & retail | 2025 |
| Ashbridge Antiques Limited | Wholesale & retail | 2018 |
| Ashgill Electronics Limited | Manufacturing | 1979 |
| Aspect Estate Services Ltd | Other services | 2013 |
| Assidique Ltd | Transport & logistics | 2023 |
| Assure IT Limited | Other services | 2014 |
| Aston Miller Limited | Financial services | 2012 |
| Astrical Windows Limited | Construction | 2020 |
| AT Your Mercy PR Ltd | Professional & scientific | 2025 |
| Atmos Financial Solutions Ltd | Financial services | 2023 |
| Atrah Limited | Real estate | 2020 |
| Auldton Farm | | 1985 |
| Autospecuk Ltd | Wholesale & retail | 2021 |
| Avalon Equestrian Limited | Arts & recreation | 2014 |
| Avalon Harness Racing Limited | Arts & recreation | 2024 |
| Aveko Ltd | Administrative & support | 2024 |
| Avon Design Services Limited | Professional & scientific | 2016 |
| Avon Valley - Plumbing, Heating & Electrcal Ltd | Construction | 2017 |
| AYR Road Autos Ltd | Wholesale & retail | 2018 |
| Azura BLU Ltd | Administrative & support | 2016 |
| Azurabuild Homes Ltd | Construction | 2026 |
| Azurabuild Ltd | Construction | 2021 |
| B & B Access Limited | Construction | 2025 |
| B G Scholefield Ltd | Financial services | 2026 |
| B H B Properties Limited | Hospitality | 2016 |
| B Varey & SON Limited | Water & waste | 2011 |
| B Varey Properties Ltd | Real estate | 2025 |
| B.M.C.C Management Ltd | Administrative & support | 2012 |
| Badgesuperstore Ltd | Wholesale & retail | 1997 |
| Barr Holdings (Scot) Limited | Professional & scientific | 2026 |
| Barry Kelly Welding & Marine Services Limited | Construction | 2016 |
| BB Dolls Ltd | Other services | 2021 |
| Bebe Prema Limited | Wholesale & retail | 2012 |