| Balbir Logistics Limited | Transport & logistics | 2025 |
| Baldawi Limited | Health & social care | 2016 |
| Baldo Ltd | Information & communication | 2018 |
| Baldwin Brothers Property (Antigua) Ltd | Households | 2020 |
| Baldwyn Estates Limited | Construction | 2018 |
| Baldwyn Properties Ltd | Construction | 2018 |
| Balengo Parfait Limited | Health & social care | 2017 |
| Balia's Grill Ltd | Hospitality | 2026 |
| Baliam Co Ltd | Wholesale & retail | 2024 |
| Baljinder Singh Gill Wealth Management Ltd | Financial services | 2017 |
| Baljit Singh Ltd | Health & social care | 2024 |
| Balkan Pastry 2025 Ltd | Manufacturing | 2025 |
| Ball Family Limited | Wholesale & retail | 2013 |
| Ballers Pool Lounge Ltd | Hospitality | 2024 |
| Ballers Room Limited | Wholesale & retail | 2023 |
| Ballingham Illustrious Ltd | Transport & logistics | 2015 |
| Bally K Ltd | Financial services | 2019 |
| Balmoral 190 Ltd | Construction | 2017 |
| Balou Design Ltd | Professional & scientific | 2023 |
| Balsara Fabrics Ltd | Wholesale & retail | 2019 |
| Balsara Foods Ltd | Wholesale & retail | 2019 |
| Balti Bar Limited | Hospitality | 2015 |
| Balti House (Keighley) Ltd | Hospitality | 2010 |
| Balti NO 1 Ltd | Hospitality | 2024 |
| Baltic Grocery Ltd | Wholesale & retail | 2025 |
| Baltic Nazar Ltd | Wholesale & retail | 2016 |
| Baltika Leics Ltd | Wholesale & retail | 2026 |
| Baltika Local Ltd | Wholesale & retail | 2024 |
| Balushi Motor Group Ltd | Wholesale & retail | 2025 |
| Balutraders Limited | Wholesale & retail | 2025 |
| BAM BAM Catering Ltd | Hospitality | 2024 |
| BAM Family Care Ltd | Health & social care | 2024 |
| BAM Properties and Design Ltd | Construction | 2024 |
| Bamania Mart Ltd | Wholesale & retail | 2026 |
| Bamba Intelligent Engineering Ltd | Information & communication | 2024 |
| Bamboo Assets Ltd | Real estate | 2021 |
| Bamboo Coffee Roasters Limited | Manufacturing | 2020 |
| Bamboo Loong Ltd | Wholesale & retail | 2025 |
| Bamboozle Theatre Company Limited | Arts & recreation | 2010 |
| Bame Consult Limited | Information & communication | 2024 |
| Bampic Ltd | Real estate | 2019 |
| Bamrah Transport Ltd | Transport & logistics | 2017 |
| BAN Group Limited | Information & communication | 2021 |
| Banadirsom Ltd | Wholesale & retail | 2026 |
| Bancroft & Bancroft Ltd | Professional & scientific | 2026 |
| Bandesha Properties Ltd | Real estate | 2021 |
| Bandhan Event Services Ltd | Arts & recreation | 2024 |
| Bandhan Weddings & Events Ltd | Arts & recreation | 2018 |
| Bandhun Limited | Information & communication | 2023 |
| Bandroft Cole Ltd | Wholesale & retail | 2025 |
| Baneasa Cleaning Ltd | Administrative & support | 2025 |
| Baneva Ltd | Information & communication | 2024 |
| Bangali Go C.I.C. | Health & social care | 2024 |
| Bangin' Foods Limited | Manufacturing | 2025 |
| Bangla Meat Fish Ltd | Wholesale & retail | 2025 |
| Bangla Pizzas and Burgers Ltd | Hospitality | 2026 |
| Bangla Shop Limited | Wholesale & retail | 2019 |
| Bangla Tiffin Limited | Hospitality | 2019 |
| Bangladesh Association Leicester and Leicestershire- UK Limited | Professional & scientific | 2022 |
| Bangood Catering & Events Limited | Hospitality | 2023 |
| Bani News & OFF Licence Limited | Wholesale & retail | 2018 |
| Banina Construction Limited | Construction | 2026 |
| Banj Ltd | Professional & scientific | 2025 |
| Bank Street Trustees Limited | Professional & scientific | 2007 |
| Bankfield Property Ltd | Real estate | 2023 |
| Bankfield Protect Limited | Financial services | 2014 |
| Banking Consultants Limited | Information & communication | 2005 |
| Banner Court Management Limited | Real estate | 2016 |
| Banners Printing Ltd | Manufacturing | 2024 |
| Banning Developments Limited | Real estate | 2024 |
| Banning Properties Limited | Real estate | 2014 |
| Banning Property Investments Ltd | Real estate | 2022 |
| Bansi Construction Limited | Construction | 2024 |
| Bant Son's JAZ Ltd | Real estate | 2024 |
| Banta Enterprise Ltd | Wholesale & retail | 2020 |
| Bantu Community CIC | Education | 2026 |
| Banwait Transport Ltd | Transport & logistics | 2024 |
| Banyo Holdings Limited | Financial services | 2026 |
| Baobab Coffee Limited | Hospitality | 2020 |
| Baobab Creative Labs Limited | Professional & scientific | 2022 |
| BAP Bros Ltd | Extraterritorial | 2025 |
| Bapexa LLP | | 2025 |
| Bapp Industrial Supplies (Leicestershire) Limited | Wholesale & retail | 2001 |
| Baptista Ltd | Health & social care | 2019 |
| Bar Alarm Security Systems Ltd | Administrative & support | 2002 |
| Bar Bulsho Ltd | Hospitality | 2016 |
| Bar Coffee Europa Ltd | Hospitality | 2024 |
| BAR26 Ltd | Hospitality | 2026 |
| Barack Estate Ltd | Real estate | 2023 |
| Baraga Ltd | Real estate | 2024 |
| Baraka Care Ltd | Health & social care | 2022 |
| Baraka Legal Services Ltd | Professional & scientific | 2020 |
| Barakah Fresh Foods Ltd | Wholesale & retail | 2026 |
| Barakah GHM Foods Limited | Wholesale & retail | 2017 |
| Barakah Meat Suppliers Ltd | Wholesale & retail | 2025 |
| Barakah Medical Limited | Health & social care | 2022 |
| Barakah Property Holdings Ltd | Real estate | 2024 |
| Barakat 1 Ltd | Real estate | 2025 |
| Barakat Two Ltd | Real estate | 2025 |
| Barakel Holdings Ltd | Financial services | 2018 |