| ARC Psychology Practice Limited | Health & social care | 2022 |
| ARC Publishing Ltd | Information & communication | 2024 |
| Arcadian Holdings Limited | Real estate | 2015 |
| Arkcel Group Ltd. | Information & communication | 2024 |
| Arlo 2022 Limited | Professional & scientific | 2022 |
| Arlosh Manuals Limited | Information & communication | 2021 |
| Army of Geeks Limited | Information & communication | 2015 |
| Arshad Javed & Sons Ltd | Real estate | 2022 |
| AS Duck Ltd | Wholesale & retail | 2021 |
| AS Media GRP Ltd | Financial services | 2025 |
| AS New Conservatories Ltd | Administrative & support | 2026 |
| Asarsonbuilding Ltd | Construction | 2026 |
| Ascension Elevators Ltd | Construction | 2015 |
| Ascough Photography Limited | Professional & scientific | 2011 |
| Ashleigh Management Company Limited | Households | 1984 |
| Ashton ACS & Tax Limited | Professional & scientific | 2022 |
| Ashton Court (ST Annes) Limited | Households | 1985 |
| Ashton New Home Developments Limited | Construction | 2019 |
| ASK Mediation Ltd | Other services | 2018 |
| ASK NO.2 Limited | Wholesale & retail | 2003 |
| Aspekta Solutions Ltd | Information & communication | 2013 |
| Aspire H & B Ltd | Other services | 2012 |
| Aspire Housing (North West) Limited | Households | 2019 |
| Assist Financial Management Limited | Financial services | 2006 |
| Asteron Energy Ltd | Information & communication | 2026 |
| Astronomy Ltd | Arts & recreation | 2022 |
| AT Park Street Ltd | Financial services | 2025 |
| AT the LAB Ltd | Information & communication | 2025 |
| ATH1 Limited | Manufacturing | 2014 |
| Atkins Evans Scott Limited | Administrative & support | 2025 |
| Atlas Takeaway Ltd | Hospitality | 2024 |
| Aura Club Ltd | Wholesale & retail | 2026 |
| Aureum Property Investments Limited | Financial services | 2025 |
| Automation & Control Solutions Limited | Manufacturing | 1999 |
| Automotive Dealer Services Ltd | Administrative & support | 2016 |
| Autonovate Ltd | Professional & scientific | 2025 |
| Autumn Aesthetics Limited | Professional & scientific | 2021 |
| Auxilium Consult Limited | Information & communication | 2018 |
| Aventius Ltd | Professional & scientific | 2019 |
| Averso Ltd | Professional & scientific | 2016 |
| Avian Electrical Services Limited | Construction | 2012 |
| Aviation Marketing Consultants Limited | Transport & logistics | 1982 |
| Avionic Telemetry Systems Limited | Wholesale & retail | 2016 |
| AW Coast Ltd | Real estate | 2020 |
| AW Direct Ltd | Wholesale & retail | 2024 |
| Ayres Property Limited | Real estate | 2017 |
| AZ Energy Ltd | Professional & scientific | 2016 |
| AZA Solutions Ltd | Professional & scientific | 2015 |
| Azaz Pizza House Ltd | Hospitality | 2026 |
| B K Bamber Bridge Limited | Arts & recreation | 2025 |
| B Squared Development Ltd | Professional & scientific | 2012 |
| B&B Holiday Home Cleaning Ltd | Administrative & support | 2021 |
| B&M GOD Gifted Golden Kids Ltd | Construction | 2021 |
| B&T Capital Limited | Real estate | 2021 |
| B.I.G. (Hub) CIC | Arts & recreation | 2015 |
| B.J.Properties (North West) Ltd | Real estate | 2013 |
| B2 Heli-Services Ltd | Manufacturing | 2021 |
| BAB Consultancy Ltd | Professional & scientific | 2024 |
| Baebea Limited | Wholesale & retail | 2020 |
| Bakab Holdings Ltd | Financial services | 2021 |
| Bakes & Cakes Limited | Hospitality | 2005 |
| Bala Sports Community Interest Company | Wholesale & retail | 2023 |
| Banbury Property Group Ltd | Real estate | 2019 |
| Baozi Bros Ltd | Other services | 2024 |
| Barley Medical Limited | Health & social care | 2015 |
| Barngreen Limited | Professional & scientific | 2016 |
| Barraclough Educational Consultants Ltd | Education | 2024 |
| Barton FOX Ltd | Manufacturing | 2002 |
| Basetime Ltd | Professional & scientific | 2023 |
| BCM Investments Limited | Other services | 2001 |
| BE Safe - National Security Am&Rs Ltd | Hospitality | 2019 |
| Beach Barber Lytham ST Annes Limited | Other services | 2022 |
| Beach Competitions Limited | Arts & recreation | 2025 |
| Beacon Edge Consultancy Limited | Professional & scientific | 2023 |
| Beaufortsprings Limited | Wholesale & retail | 2024 |
| Bedlinen Direct Limited | Wholesale & retail | 2006 |
| Beech Court (Fulwood) Management Company Limited | Agriculture & fishing | 1975 |
| BEH Technology Solutions Ltd | Professional & scientific | 2021 |
| Bench Investments Ltd | Real estate | 2012 |
| Bennett Properties NW Limited | Real estate | 2017 |
| Beresford Consulting Limited | Administrative & support | 2016 |
| Beresford Consulting Services Ltd | Professional & scientific | 2023 |
| Bespoke Basin Co Ltd | Construction | 2026 |
| Bespoke Haus Limited | Wholesale & retail | 2026 |
| Betelgeuse Associates Ltd | Wholesale & retail | 2025 |
| Betsy & ELS Design Limited | Wholesale & retail | 2021 |
| Beverley Architectural Design & Build Co. Ltd | Construction | 2013 |
| Beverley Wood Design Ltd | Professional & scientific | 2008 |
| Beyond the Dawn Digital Ltd | Professional & scientific | 2021 |
| BGL Living Ltd | Real estate | 2025 |
| Bialive Entertainment Ltd | Arts & recreation | 2024 |
| Bierhaus Investments Limited | Hospitality | 2022 |
| Big DR1NKS Ltd | Hospitality | 2011 |
| Big Message Media Ltd | Manufacturing | 2014 |
| Big Mouth Theatre Group LLP | | 2025 |
| Birchwood Developments Ltd | Construction | 2023 |
| BIRDFOOD2HOME Limited | Wholesale & retail | 2012 |
| Birth Defects Foundation | Health & social care | 2024 |
| Birth With Choice Ltd | Health & social care | 2025 |
| Bizelit Ltd. | Information & communication | 2018 |