| Beautifix Salon and Academy Ltd | Other services | 2020 |
| Beauty Chambers Limited | Wholesale & retail | 2008 |
| Beauty Tonic Holdings Limited | Financial services | 2017 |
| Beauty Vault (Chester) Limited | Other services | 2023 |
| Bebremo Ltd | Real estate | 2024 |
| Becca Welds Ltd | Wholesale & retail | 2026 |
| Beckers Mechanical Services Limited | Wholesale & retail | 2017 |
| Becketts Lane Management Company Limited | Real estate | 2013 |
| Becky's Boutique Bells Limited | Professional & scientific | 2025 |
| Becq Design Ltd | Professional & scientific | 2026 |
| Bee's Knees House Clearance Limited | Transport & logistics | 2024 |
| Beeches Close (Malpas) Management Company Limited | Extraterritorial | 2014 |
| Beechgrove Enterprises UK Limited | Wholesale & retail | 2000 |
| Beehapee Ltd | Information & communication | 2017 |
| Beehive Healthcare Ltd | Health & social care | 2015 |
| Beer Heroes (Chester) Limited | Wholesale & retail | 2019 |
| Beeston Industries Ltd | Other services | 2024 |
| Beeston Operations Ltd | Other services | 2024 |
| Begbie Global Ltd | Administrative & support | 2026 |
| Behaviour Engine Ltd | Information & communication | 2026 |
| Behind the Brand Limited | Professional & scientific | 2021 |
| BEI Capelli Limited | Other services | 2009 |
| Being Human at Ltd | Professional & scientific | 2023 |
| Being Present Limited | Wholesale & retail | 2018 |
| Belgrave Care Limited | Health & social care | 2016 |
| Belgrave Court (Johnstown) Management Company Limited | Households | 2021 |
| Belgrave Garden Mews Management Company Limited | Real estate | 2025 |
| Bell Fire Solutions Ltd | Administrative & support | 2016 |
| Bell Meadow Holdings Ltd | Administrative & support | 2015 |
| Bell Stone Masonry Limited | Construction | 2006 |
| Bell Taylor Ltd | Professional & scientific | 2013 |
| Bella and Bertie Beverages Ltd | Manufacturing | 2025 |
| Bella and Bumble Ltd | Wholesale & retail | 2024 |
| Bella Easy Going Limited | Other services | 2024 |
| Bella Willow Enterprise Ltd | Hospitality | 2017 |
| Belle Brands (Design) Limited | Wholesale & retail | 2015 |
| Belle VUE Farm Limited | Agriculture & fishing | 2015 |
| Belleair Management Limited | Real estate | 2003 |
| Bellenest Ltd | Real estate | 2023 |
| Bellis Brothers (Lettings) Limited | Real estate | 2013 |
| Bellis Brothers Limited | Wholesale & retail | 1908 |
| Bellnet Limited | Information & communication | 1996 |
| Bellomar Aesthetics Ltd | Health & social care | 2025 |
| BELOWZER0 Multimedia Limited | Information & communication | 2005 |
| Belíssima Chester Limited | Other services | 2018 |
| BEN Haldon Limited | Arts & recreation | 2020 |
| BEN Rutherford Consulting Ltd | Professional & scientific | 2026 |
| BEN Whitehouse Limited | Real estate | 1950 |
| BEN Wild Motors Ltd | Wholesale & retail | 2011 |
| Benarth Court Limited | Households | 1980 |
| Bench CNC Ltd | Manufacturing | 2025 |
| Bencroft Design and Construction Limited | Construction | 2025 |
| Bene Pretium Limited | Real estate | 1994 |
| Benelux Property Limited | Real estate | 2016 |
| Benin Connect Ltd | Professional & scientific | 2020 |
| Bennetts Group Holdings Limited | Financial services | 2026 |
| Bennetts Joinery and Glazing Ltd | Construction | 2019 |
| Bennetts Property Holdings Limited | Real estate | 2026 |
| Bennion Properties Limited | Professional & scientific | 2004 |
| Bensteel Structures Ltd | Construction | 2018 |
| Bentley Organic Trading Limited | Manufacturing | 2010 |
| Beraidd Ltd | Hospitality | 2024 |
| Berakas Consulting Limited | Professional & scientific | 2018 |
| Berakas Property Limited | Real estate | 2020 |
| Beresford Adams Commercial Limited | Real estate | 2004 |
| Berk Metal Ltd | Manufacturing | 2021 |
| Berkeley Topco Limited | Administrative & support | 2024 |
| Berkhamsted Property Development Limited | Real estate | 2020 |
| Bernham Ltd | Hospitality | 2003 |
| Bernie Cosgrove Limited | Other services | 2003 |
| Berry-Smith Developments Limited | Construction | 2000 |
| Berton Properties Ltd | Real estate | 2021 |
| Bespira Ltd | Wholesale & retail | 2025 |
| Bespoke Canners Limited | Administrative & support | 2015 |
| Bespoke Construction and Lighting Ltd | Construction | 2019 |
| Bespoke Living by Design Limited | Professional & scientific | 2000 |
| Best CUT 1 Ltd | Other services | 2025 |
| Best Friends Day Nursery Chester Limited | Education | 2014 |
| Best Solutions (UK) Limited | Other services | 2009 |
| Bethel General Stores Ltd | Wholesale & retail | 2024 |
| Better Health Medical Limited | Health & social care | 2026 |
| Better Play Limited | Other services | 2009 |
| Betzapp Limited | Arts & recreation | 2013 |
| Bevan Rose Corporate Solicitors Limited | Professional & scientific | 2005 |
| Bewcraft Signs Limited | Manufacturing | 1975 |
| BEX Entertainment Limited | Arts & recreation | 2021 |
| Beyond Ocean Insanity Ltd | Wholesale & retail | 2021 |
| Beyond Tekhmamek Limited | Education | 2022 |
| Beyond the Boundaries CIC | Other services | 2016 |
| Beyond.Campers Ltd | Wholesale & retail | 2025 |
| BFJ Telecoms Limited | Information & communication | 2024 |
| BFS Projects Limited | Construction | 2022 |
| BG Banici Ltd | Wholesale & retail | 2018 |
| BG Constractors Ltd | Construction | 2025 |
| Bgmb Properties Limited | Real estate | 2018 |
| BH Cyber Security Services Ltd | Administrative & support | 2025 |
| Bhnw (Christie Fields) Limited | Construction | 2005 |
| Bhnw Developments Limited | Construction | 2005 |
| Bianca Trading Wine Ltd | Wholesale & retail | 2019 |
| Bickering Bird Brewery Ltd | Manufacturing | 2023 |