| Awah Limited | Professional & scientific | 2025 |
| Axsis Consulting Limited | Professional & scientific | 2022 |
| AY & EL Ltd | Hospitality | 2025 |
| Ayana Consulting Ltd | Information & communication | 2020 |
| Ayem Consultancy Limited | Information & communication | 2019 |
| AZ Cafe Ltd | Hospitality | 2026 |
| Azodoh Estates Limited | Real estate | 2017 |
| Aztech Consultants Limited | Information & communication | 1998 |
| Azumandrake Ltd | Wholesale & retail | 2024 |
| B & M Real Estate Ltd | Real estate | 2016 |
| B a T Scaffolding Limited | Construction | 2005 |
| B AS Creative Ltd | Professional & scientific | 2019 |
| B Catering Ltd | Hospitality | 2022 |
| B Connolly Ltd | Construction | 2023 |
| B N Logistics Ltd | Transport & logistics | 2018 |
| B&R Management Services Ltd | Real estate | 2023 |
| B&S ST Albans Limited | Wholesale & retail | 2024 |
| B-Post Limited | Transport & logistics | 2024 |
| Baazveer Construction Ltd | Construction | 2024 |
| Baby Sensory Dartford and Gravesend Ltd | Education | 2021 |
| Baby Sensory Southeast London Ltd | Education | 2016 |
| Back 2 Back Homes Limited | Real estate | 2025 |
| Bagel Travel Ltd | Administrative & support | 2023 |
| Bajaj Technologies Ltd | Information & communication | 2015 |
| Bakall Ltd | Real estate | 2020 |
| Bakedbyire Limited | Wholesale & retail | 2024 |
| Bana Sana Ltd | Professional & scientific | 2026 |
| Bannister Accounting Ltd | Professional & scientific | 2018 |
| Barancan Ltd | Hospitality | 2017 |
| Barnehurst Pizza Ltd | Hospitality | 2025 |
| Barnes Financial Limited | Financial services | 2018 |
| Barrow Mount Limited | Administrative & support | 2024 |
| Bartletts of Bexley Ltd | Wholesale & retail | 2023 |
| Base Star Consultants Limited | Professional & scientific | 2008 |
| Bayley Electrical Services Ltd | Construction | 2019 |
| Bayz Limited | Transport & logistics | 2025 |
| BB Giants Limited | Construction | 2018 |
| BB Holdings (Kent) Ltd | Households | 2023 |
| Bbav Ltd | Information & communication | 2025 |
| Bbcontractors Ltd | Construction | 2012 |
| BBQ Dept Ltd | Hospitality | 2024 |
| BBS London Holdings Limited | Wholesale & retail | 2026 |
| BBS Pharma Limited | Wholesale & retail | 2025 |
| BC HAN Car Ltd | Wholesale & retail | 2025 |
| BD Consultancy Limited | Professional & scientific | 2014 |
| BD1 Elec Limited | Administrative & support | 2016 |
| BE a Traveller Ltd | Administrative & support | 2018 |
| Beam and Cantilever Properties Ltd | Real estate | 2025 |
| Beaming Stars Day Nursery Edenbridge Ltd | Education | 2024 |
| Beaming Stars Day Nursery Limited | Education | 2018 |
| Beaming Stars Gymnastics Ltd | Arts & recreation | 2021 |
| Beams Services Ltd | Construction | 2020 |
| Beauty by Rosh Ltd | Other services | 2025 |
| Beauty Express Salon Ltd | Administrative & support | 2016 |
| Beauty Touch Limited | Other services | 2025 |
| Beckncall Ltd | Wholesale & retail | 2011 |
| Bee-Lievesurvivors C.I.C. | Other services | 2026 |
| BEK Renovations Limited | Construction | 2016 |
| Bell Property Investments Ltd | Real estate | 2021 |
| Bella's Nails & Spa Limited | Other services | 2019 |
| Bellegrove Ltd | Financial services | 2009 |
| Bellhealthcare Ltd | Health & social care | 2019 |
| Benjoe Express Limited | Transport & logistics | 2011 |
| Benmerc Disability, Dementia and Stroke Services Ltd | Health & social care | 2017 |
| Berfin Aria Limited | Hospitality | 2018 |
| Berwal Construction Company Ltd | Construction | 2026 |
| Berylline Limited | Information & communication | 2007 |
| Berzid Ltd | Hospitality | 2025 |
| Beshara London Ltd | Wholesale & retail | 2021 |
| Bespoke Accountancy Limited | Professional & scientific | 2018 |
| Best Building Work Ltd | Construction | 2020 |
| Beta Accountancy Services Ltd | Professional & scientific | 2017 |
| Better Built Homes Ltd | Construction | 2025 |
| Better Renovations Ltd | Construction | 2023 |
| Better World Bar Hire Ltd | Hospitality | 2023 |
| Better World Group Limited | Wholesale & retail | 2019 |
| BEX Interiors Ltd | Construction | 2024 |
| Bexley Centre for the Unemployed Limited | Hospitality | 1999 |
| Bexley Deaf Group | Health & social care | 1994 |
| Bexley Decor Ltd | Construction | 2011 |
| Bexley Harpsichords Limited | Administrative & support | 2001 |
| Bexley Heath Golf Club,Limited | Arts & recreation | 1921 |
| Bexley Interior Group Ltd | Construction | 2020 |
| Bexley Kutchenhaus Limited | Wholesale & retail | 2022 |
| Bexley Markwell Ltd | Wholesale & retail | 2025 |
| Bexley Mencap | Health & social care | 1993 |
| Bexley Montpelier Limited | Hospitality | 2024 |
| Bexley Morleys Ltd | Hospitality | 2020 |
| Bexley News Limited | Wholesale & retail | 2016 |
| Bexley Pest Control Limited | Administrative & support | 2014 |
| Bexley Pizza Limited | Hospitality | 2025 |
| Bexley Solutions Limited | Construction | 2025 |
| Bexley Spice Ltd | Hospitality | 2021 |
| Bexley Stores Limited | Wholesale & retail | 2024 |
| Bexley Therapies Ltd | Health & social care | 2021 |
| Bexley Turkish Day Centre (Btdc) CIC | Health & social care | 2025 |
| Bexley Tyre Centre Ltd | Wholesale & retail | 2026 |
| Bexley Tyres Limited | Wholesale & retail | 2026 |
| Bexleyco Limited | Construction | 2017 |
| Bexleyheath & District Motor Cycling Club Limited | Arts & recreation | 1997 |