| Anglia Growing Partnership Limited | Agriculture & fishing | 2014 |
| Anglo Overseas Group (Properties) Limited | Extraterritorial | 1999 |
| ANN Mulqueeney Limited | Manufacturing | 2003 |
| Annatech Ltd. | Professional & scientific | 2006 |
| Annetts Furniture World Limited | Extraterritorial | 2004 |
| Aonix (UK) Limited | Information & communication | 1998 |
| Appleton Painting Contractors Limited | Wholesale & retail | 2004 |
| Appreciate Limited | Professional & scientific | 1983 |
| Aquarius Light Commercials Limited | Wholesale & retail | 2018 |
| Aram Car Wash Ellesmereport Ltd | Administrative & support | 2024 |
| Arathorn Land Ltd | Real estate | 2004 |
| Arctic Ice Blasting Solutions Ltd | Administrative & support | 2023 |
| Ardent Credit Services Limited | Financial services | 2003 |
| Armco Distribution Limited | Manufacturing | 1990 |
| Arrowe Flooring (U.K.) Limited | Construction | 2002 |
| Artist Management UK Limited | Administrative & support | 2005 |
| ASH Croft Care Limited | Health & social care | 2005 |
| Ashwood Media Services Limited | Professional & scientific | 2013 |
| Aspden Medical Services Limited | Professional & scientific | 2022 |
| Aspects of Glass Limited | Manufacturing | 2003 |
| Aspire Sports UK Limited | Arts & recreation | 2005 |
| Assistwide Limited | Health & social care | 1992 |
| Associated Bonded Cables Limited | Manufacturing | 1990 |
| ATB Mcloughlin Limited | Construction | 2005 |
| ATG Communications Limited | Information & communication | 2006 |
| Atlantic (Formby) Limited | Transport & logistics | 2000 |
| Atlas Salvage Limited | Wholesale & retail | 2005 |
| Aughton Engineering Supplies Limited | Wholesale & retail | 2001 |
| Auto Technics (NW) Limited | Wholesale & retail | 2003 |
| Automotive Components Limited | Professional & scientific | 2004 |
| AVMED2000 Limited | Health & social care | 2018 |
| Azfran Ltd | Wholesale & retail | 1999 |
| Azim & Anjum Properties Limited | Real estate | 2023 |
| B B R Roofing Limited | Construction | 2000 |
| B R Elite Sports Ltd | Arts & recreation | 2015 |
| B&J Enterprises (North West) Limited | Transport & logistics | 2018 |
| B&J Property Management Ltd | Real estate | 2000 |
| B. and D. Dudley (Chemists) Limited | Wholesale & retail | 1964 |
| Baltic Properties (2) Management Limited | Administrative & support | 2016 |
| Bamford Holdings Limited | Financial services | 2023 |
| Bamford Property Holdings Limited | Real estate | 2023 |
| Banks Boot Sale Limited | Wholesale & retail | 2004 |
| Bansco Holdings Limited | Construction | 2022 |
| Barry's Skip Hire Limited | Water & waste | 2007 |
| Battersby Upholstery Limited | Other services | 2003 |
| Baxters High Brow Produce Ltd | Agriculture & fishing | 2003 |
| BD Land Compass Ltd | Professional & scientific | 2025 |
| BDC Electrical Services Ltd | Construction | 2006 |
| Beaumont Lord Limited | Administrative & support | 2007 |
| Bechem (UK) Limited | Extraterritorial | 2002 |
| Bedford Fabrics Limited | Wholesale & retail | 2003 |
| Beech Garage Car Sales Ltd | Wholesale & retail | 2000 |
| Beech House Education Limited | Hospitality | 2001 |
| Beech House Medical Services Limited | Health & social care | 2013 |
| Beechmount Hotel (Merseyside) Ltd | Hospitality | 2006 |
| Beers Timber & Building Supplies Limited | Wholesale & retail | 2001 |
| Beerscellars (UK) Limited | Extraterritorial | 2014 |
| Beesley & Fildes Limited | Wholesale & retail | 1989 |
| Belgravia Hotel (New Brighton) Limited | Hospitality | 2000 |
| Belvidere Auto Services (Wallasey) Limited | Wholesale & retail | 1977 |
| Bemoreartistry Ltd | Professional & scientific | 2023 |
| BEN Shaws Dispense Drinks Limited | Extraterritorial | 1928 |
| Benson Signs Limited | Manufacturing | 1974 |
| Berry Medical Services Limited | Extraterritorial | 2010 |
| Bethel Entertainment and Media Limited | Information & communication | 2018 |
| Bidston Golf Club Limited(The) | Arts & recreation | 1947 |
| Bikeline Limited | Professional & scientific | 2003 |
| Birkdale Decorators Limited | Construction | 2004 |
| Birkdale Electrical Services Limited | Professional & scientific | 2003 |
| Birkdale Property & Land Ltd | Real estate | 2023 |
| Birkdale Trust for Hearing Impaired Ltd | Administrative & support | 2003 |
| Birkenhead Visionplus Limited | Wholesale & retail | 1999 |
| Birkenhead Young Men's Christian Association | Hospitality | 1990 |
| Birrell & Bagley Properties Limited | Real estate | 2005 |
| BJ & Co Solicitors Limited | Professional & scientific | 2005 |
| BL Properties Limited | Real estate | 2016 |
| Blackbird Developments Ltd | Construction | 2003 |
| Blackburn West Medical Services Limited | Health & social care | 2016 |
| Blackjack Racing Limited | Arts & recreation | 2004 |
| Blankslate Wholesale Ltd | Wholesale & retail | 2023 |
| Bloomfield Medical (Holdings) Limited | Financial services | 2023 |
| Blundell Street Works Company Limited | Real estate | 1999 |
| Boardman Medical Services Limited | Health & social care | 2011 |
| BOB Dowd Training and Development Limited | Professional & scientific | 1990 |
| Bootle Glass Company Limited | Manufacturing | 2003 |
| Boundary Car Care Limited | Wholesale & retail | 1984 |
| Brabco 620 Holdings Limited | Wholesale & retail | 2025 |
| Brendon International Freight Limited | Professional & scientific | 1989 |
| Brendon International Limited | Transport & logistics | 1982 |
| Brennan Wilson Limited | Other services | 2015 |
| Brian Hodgkinson Golfshop Limited | Wholesale & retail | 2012 |
| Brickhouse Tavern Ltd | Hospitality | 2024 |
| Brisim Driveways Limited | | 1993 |
| BRO Design Studio Ltd | Information & communication | 2005 |
| Brock Carmichael Architects LLP | | 2007 |
| Brumby Limited | Administrative & support | 2004 |
| Burscough Giant Boot Sale Limited | Wholesale & retail | 2004 |
| Burscough Marketing Limited | Wholesale & retail | 1995 |
| Burtonwood Generator and Switchgear Services Limited | Construction | 1995 |
| Burtonwood Group Specialist Services Ltd. | Financial services | 1999 |