| 3ET Holdings Limited | Financial services | 2021 |
| 3ET Manufacturing Limited | Manufacturing | 2022 |
| A & L Supplies (2008) Limited | Professional & scientific | 2008 |
| A M S Fashions Limited | Professional & scientific | 1989 |
| A M Welding Distribution Limited | Wholesale & retail | 2010 |
| A. Johnston I.T. Services Ltd | Administrative & support | 2005 |
| A.I.M. Integrated Solutions Ltd | Administrative & support | 2013 |
| Aaralli Medics Ltd | Health & social care | 2026 |
| Aarondel Childcare Ltd | Health & social care | 2025 |
| AB Footpaths Limited | Extraterritorial | 2018 |
| ABM Design and Marketing Limited | Professional & scientific | 2013 |
| AC Active Sports Ltd | Arts & recreation | 2024 |
| Acuming Ltd | Professional & scientific | 2026 |
| Advanced Hydrocarbon Fuels Ltd. | Manufacturing | 2014 |
| AFR Materials Ltd | Wholesale & retail | 2022 |
| AG Health Safety & Environmental Limited | Administrative & support | 2014 |
| AJX Vehicles Ltd | Wholesale & retail | 2025 |
| Alisha Fernandes Ltd | Wholesale & retail | 2022 |
| ALL About Pet Health Limited | Wholesale & retail | 2014 |
| Almm Consulting Services Limited | Information & communication | 2025 |
| Alvaston Press Limited | Manufacturing | 2006 |
| Amis (2018) Ltd | Administrative & support | 2018 |
| Arcis Decorators Ltd | Construction | 2020 |
| Artisan Press Holdings Limited | Professional & scientific | 2002 |
| Asphalt Recycling Solutions Limited | Administrative & support | 2014 |
| Bailey's Floor Care Ltd | Administrative & support | 2024 |
| Bardon Communications Ltd | Information & communication | 2026 |
| Bespoke Precast Limited | Professional & scientific | 1993 |
| Bess Bagley Developments Limited | Agriculture & fishing | 2016 |
| Besties International Limited | Wholesale & retail | 2020 |
| Besties UK Limited | Wholesale & retail | 2020 |
| Better to BE Home Ltd | Health & social care | 2025 |
| Big Rock Property Limited | Real estate | 2010 |
| Biopolymer Solutions Limited | Professional & scientific | 2003 |
| Blue Delta Web Development Ltd | Information & communication | 2019 |
| Bradgate Business Support Ltd | Professional & scientific | 2016 |
| Bradgate Independent Financial Advisers Ltd | Other services | 2015 |
| Brandvik Limited | Wholesale & retail | 1997 |
| Bright Ideas Electrical Solutions Ltd | Construction | 2018 |
| BTE Group Holdings Limited | Other services | 2022 |
| BTE Properties Limited | Real estate | 2017 |
| Burlink Limited | Administrative & support | 2025 |
| Burnish Gold Limited | Professional & scientific | 2020 |
| Business Solutions (Leicester) Limited | Professional & scientific | 2006 |
| C Hill Homes Limited | Real estate | 2022 |
| Camfur Ltd | Extraterritorial | 2023 |
| Carvell Mortgage Services Limited | Professional & scientific | 2020 |
| Caseshot Publishing Limited | Information & communication | 2010 |
| Castle FOX Properties Ltd | Real estate | 2022 |
| CB4 Accessories Ltd | Wholesale & retail | 2015 |
| Cehct Ltd | Professional & scientific | 2018 |
| CGH Asset Management Ltd | Financial services | 2025 |
| CGH Commercial Properties Ltd | Financial services | 2025 |
| CGH Residential Properties Ltd | Financial services | 2025 |
| Changy Limited | Real estate | 2018 |
| Christopher Court (Markfield) Management Company Limited | Households | 2019 |
| Circuit Brokers Ltd | Professional & scientific | 2020 |
| Cobra's & Co Group Ltd | Administrative & support | 2025 |
| Coffix Ltd | Manufacturing | 2005 |
| Coffix UK Ltd | Manufacturing | 2021 |
| Cogent Content Ltd | Professional & scientific | 2018 |
| Colab Enterprise Ltd | Information & communication | 2015 |
| COMPETE2CURE Ltd | Other services | 2024 |
| Consec GMC Ltd | Construction | 2020 |
| Coundon Eyecare Limited | Wholesale & retail | 2025 |
| Craft Commercial Properties Ltd | Households | 2024 |
| Cslrefinishing Ltd | Construction | 2025 |
| D & L Dynamic Developments Ltd | Real estate | 2025 |
| D Carroll Plumbing & Heating Ltd | Construction | 2024 |
| D Garland & Sons Holdings Ltd | Financial services | 2024 |
| D, K & a Developments Ltd | Real estate | 2025 |
| DA Squared Pharma Consulting Ltd | Professional & scientific | 2014 |
| Data Communication Services Limited | Administrative & support | 1981 |
| David Wimshurst Ltd | Professional & scientific | 2015 |
| Delrosa Developments Limited | Extraterritorial | 1993 |
| Design Espresso UK. Ltd | Hospitality | 2021 |
| Digital Insights Hub Ltd | Information & communication | 2024 |
| Discover Outdoors Ltd | Education | 2018 |
| DMW Trading Limited | Wholesale & retail | 2024 |
| Dynamics Golf Limited | Information & communication | 2011 |
| East Midlands Powerflush Limited | Construction | 2008 |
| Eastgrove Consulting Ltd | Professional & scientific | 2023 |
| Eastmid Developments Limited | Construction | 2008 |
| Easystep Stairlifts Ltd | Wholesale & retail | 2002 |
| Ebro Tile & Stone Ltd | Construction | 2026 |
| Eletek (UK) Ltd | Wholesale & retail | 2022 |
| Elite Motorcycle Training Limited | Education | 2019 |
| Elite Room Rents Ltd | Real estate | 2023 |
| Elliott Drive Ltd | Households | 2025 |
| Ellisbuild Limited | Construction | 2012 |
| Emergency Evacuation Equipment and Training (3ET) Limited | Manufacturing | 2016 |
| Europe Trust | Hospitality | 2003 |
| European Network of Deaf Muslims | Other services | 2025 |
| Everwhen Limited | Administrative & support | 2015 |
| Farmlands Management Company Limited | Households | 2016 |
| Fetter Lane Legal Ltd | Other services | 2019 |
| Flavometrix Limited | Professional & scientific | 2002 |
| Food Science Fusion Limited | Professional & scientific | 2015 |
| Football America UK Ltd. | Manufacturing | 2007 |
| Four Counties Care Ltd | Health & social care | 2010 |