| 102 Properties Limited | Real estate | 2022 |
| 188 Argyle ST Limited | Professional & scientific | 2020 |
| 1ST for Care (GB) Ltd | Health & social care | 2013 |
| 21ST Digital Ltd | Information & communication | 1986 |
| 2L & Co Properties Ltd | Real estate | 2024 |
| 3 Reasons WHY Ltd | Other services | 2025 |
| 319 Clapham Road Limited | Households | 2003 |
| 32WEST Ltd | Professional & scientific | 2018 |
| 62 Buckingham Place Limited | Real estate | 2008 |
| 7LMNTS Ltd | Construction | 2024 |
| 8 and 9 Smiths Court Management Company Ltd | Real estate | 2019 |
| 8 Cornfield Terrace Limited | Hospitality | 2021 |
| A & a Property (NW) Limited | Construction | 2023 |
| A & R Crayston Ltd | Agriculture & fishing | 2021 |
| A Shaw Engineering Limited | Professional & scientific | 2014 |
| A.S Landscapes Limited | Administrative & support | 2012 |
| Abea Brands Limited | Wholesale & retail | 2026 |
| Accurite Holdings Limited | Manufacturing | 2014 |
| Accurite Industries Ltd. | Manufacturing | 1997 |
| Accurite Machinery Limited | Extraterritorial | 2021 |
| Accurite Properties Limited | Administrative & support | 2014 |
| Ace Motors Lakes Ltd | Wholesale & retail | 2026 |
| ACM Autos Ltd | Wholesale & retail | 2022 |
| Acrastyle Limited | Manufacturing | 1962 |
| Adam Kirkby Limited | Construction | 2024 |
| ADH Engineering Consultants Limited | Administrative & support | 2012 |
| Adonis Barbers Ltd | Extraterritorial | 2013 |
| Advanced GAS & Plumbing Solutions Limited | Construction | 2019 |
| Advanced Spray Finishes Limited | Construction | 2023 |
| AG Tequilana Ltd | Wholesale & retail | 2022 |
| AGR Rentals Limited | Real estate | 2025 |
| Agricultural Engineering North West Ltd | Professional & scientific | 2021 |
| Aguilas Limited | Real estate | 2025 |
| Ainsworths Garage Limited | Wholesale & retail | 2016 |
| AJM Plumbing Solutions Limited | Construction | 2023 |
| AJS Engineering Ltd | Professional & scientific | 2023 |
| AJS Joinery and Construction Ltd | Construction | 2014 |
| Ajsmithson Services Ltd | Construction | 2025 |
| Alan Morphet Limited | Administrative & support | 2013 |
| Alan Myerscough Limited | Wholesale & retail | 1986 |
| ALL Aspects (Cumbria) Limited | Other services | 2010 |
| ALL Terrain Specialist Tyres Limited | Extraterritorial | 2013 |
| ALL Trades Property Maintenance and Construction Ltd | Construction | 2020 |
| Allen Leonard Building Contractors Ltd | Construction | 2003 |
| Allison Construction Ltd | Construction | 2008 |
| AMBRA8 Limited | Real estate | 2022 |
| American Trilogy Limited | Professional & scientific | 2023 |
| AMI Carr Limited | Other services | 2015 |
| Amitayus Centre | Education | 1991 |
| AMP Personal Training Limited | Wholesale & retail | 2020 |
| Angling and Hiking Centre Limited | Wholesale & retail | 2006 |
| Angus Jenkinson Limited | Construction | 1998 |
| Ankerchief Limited | Agriculture & fishing | 2016 |
| Anne Brockbank Properties Limited | Real estate | 2025 |
| Anyone CAN Adventure Community CIC | Education | 2026 |
| Anyone CAN LLP | | 2018 |
| APC Mech Tech Ltd | Professional & scientific | 2023 |
| Apex Cranes and Lifting Limited | Administrative & support | 2026 |
| Apex Drone Solutions Ltd | Professional & scientific | 2026 |
| Appy Cabs Westmorland Ltd | Information & communication | 2023 |
| Aquaflo Property Limited | Real estate | 2015 |
| Aquine (Holdings) Limited | Administrative & support | 2012 |
| Aquine Limited | Construction | 2002 |
| Aquine Properties Limited | Administrative & support | 2012 |
| Arad Catering Ltd | Hospitality | 2025 |
| Ardtoget Limited | Real estate | 2025 |
| ARK Property Capital Ltd | Real estate | 2026 |
| Armcoop Holdings Limited | Administrative & support | 2018 |
| Arnold Diggle and Co Ltd | Information & communication | 2013 |
| Aroma Ulverston Ltd | Hospitality | 2020 |
| Arrad Foot Balconies Limited | Manufacturing | 2011 |
| Artskind Ltd | Professional & scientific | 2023 |
| Ascendancy Consultants Limited | Professional & scientific | 2021 |
| Ashley Quality Improvement Services Limited | Professional & scientific | 2018 |
| Astec Precision Limited | Manufacturing | 1998 |
| AT Threlkeld Limited | Agriculture & fishing | 2012 |
| Athersmith Motor Services Limited | Wholesale & retail | 2001 |
| Atkinsons Plumbing & Heating Engineers Limited | Administrative & support | 2014 |
| Auto Emporium Cumbria Limited | Wholesale & retail | 2023 |
| Autodent (Cumbria) Ltd | Wholesale & retail | 2012 |
| Avail Packaging & Fulfilment Solutions Limited | Administrative & support | 2022 |
| Avanti Capitola Limited | Hospitality | 2015 |
| Awaken Inner Sense Ltd | Other services | 2020 |
| Axis Dimensional Metrology Ltd | Professional & scientific | 2026 |
| B B Engineering (Ulverston) Limited | Other services | 2024 |
| B H Hotels 4 Limited | Hospitality | 2019 |
| B&H Contractors Limited | Manufacturing | 2026 |
| BAD Wallets Ltd | Wholesale & retail | 2017 |
| Bailey Builders South Lakes Ltd | Construction | 2016 |
| Bank END (Great Urswick) Management Company Limited | Real estate | 2004 |
| Bardsea Leisure Motorhome Hire Ltd | Other services | 2016 |
| Bare and Bubbly Limited | Wholesale & retail | 2025 |
| Barley MOW Management Ltd | Households | 2019 |
| Barnacre (NW) Ltd | Construction | 2024 |
| Barratt Limited | Professional & scientific | 2021 |
| Barrow & District Motor Cycling Club Limited | Arts & recreation | 1977 |
| Barrow Mechanical Offshore ENG Ltd | Construction | 2011 |
| Barrow Roof Sheets (NW) Ltd | Construction | 2026 |
| Barrow Roof Sheets Limited | Construction | 2021 |
| Barrow Training Partnership Limited | Education | 2004 |