| Beyer, Peacock & Co Limited | Professional & scientific | 1998 |
| Big Oak (Huddersfield) Limited | Professional & scientific | 2010 |
| Bigwood Properties Limited | Hospitality | 2024 |
| Bing & Bing Company Limited | Real estate | 2018 |
| Bird & Bay Ltd | Wholesale & retail | 2021 |
| Bloomfield Aesthetics Limited | Other services | 2024 |
| Blue DOT Productions Ltd | Other services | 2017 |
| Blueberry Spark Ltd | Professional & scientific | 2018 |
| BMS Lymm Ltd | Construction | 2024 |
| Bollin Valley Accountancy Ltd | Professional & scientific | 2025 |
| Bonney Babies Holdings Limited | Financial services | 2016 |
| Bonney Babies Limited | Health & social care | 2007 |
| Boston Consulting Limited | Professional & scientific | 2025 |
| Bowdon Pre-School Ltd | Education | 2012 |
| Bradford Properties Ltd | Real estate | 2021 |
| Bratherton Higgins Estates Ltd | Real estate | 2025 |
| Brett & Co Barbers Ltd | Other services | 2022 |
| Brew Trade Ltd | Hospitality | 2025 |
| Brick Assets Ltd | Professional & scientific | 2020 |
| Bridgefoot Properties LLP | | 2008 |
| Bridgewater Developments NW Ltd | Construction | 2024 |
| Bridgewater Estates and Lettings Limited | Real estate | 2008 |
| Bright Futures Care Limited | Health & social care | 2012 |
| Britmod Limited | Administrative & support | 2018 |
| Brockster Ltd | Financial services | 2019 |
| Brook Farm Estate Ltd | Real estate | 2021 |
| Brook House Court (Lymm) Management Limited | Professional & scientific | 2001 |
| Brookmere Ltd | Professional & scientific | 2017 |
| Broomedge Lettings Limited | Real estate | 2021 |
| Browns Surveying Limited | Other services | 2014 |
| Brute Strength Fitness Limited | Wholesale & retail | 2024 |
| Budenberg Direct Limited | Real estate | 2016 |
| Bury Homes Limited | Real estate | 2004 |
| BUS Solutions Limited | Manufacturing | 1987 |
| Bushell Holt Wealth Management Limited | Professional & scientific | 2019 |
| Buttercups Limited | Health & social care | 2002 |
| Butterflies (Bristol) Limited | Health & social care | 2019 |
| BWR Recruitment Solutions Limited | Administrative & support | 2018 |
| C J R Limited Limited | Administrative & support | 2025 |
| C R Murphy Limited | Construction | 2015 |
| C&D Hoses and Engineering Ltd | Wholesale & retail | 2026 |
| C.L.S. Management Ltd | Administrative & support | 2020 |
| Caas Audio Limited | Manufacturing | 2006 |
| Calmynd Ltd | Health & social care | 2020 |
| Canal House Day Nursery Limited | Education | 2014 |
| Canine Cutting Club Ltd | Other services | 2018 |
| CAPTURE1 Digital Video Productions Limited | Information & communication | 2000 |
| Care Together Consultancy Limited | Professional & scientific | 2021 |
| Care: Collective: Aspirational: Reach: Empowering Ltd | Professional & scientific | 2023 |
| Carr Green Estate Limited | Professional & scientific | 2020 |
| Carr Greens Limited | Wholesale & retail | 2018 |
| Cedarfield Lymm Management Company Ltd | Real estate | 2018 |
| Ceycom Network Ltd | Information & communication | 2011 |
| Ceycom Property Limited | Real estate | 2017 |
| CGK Entertainment Ltd | Hospitality | 2025 |
| CH Creative Limited | Professional & scientific | 2009 |
| Chartersail Limited | Administrative & support | 2016 |
| Chase International Group Ltd | Professional & scientific | 2015 |
| Cheeky Monkey Business Solutions Limited | Professional & scientific | 2005 |
| Cheeky Monkeys Nursery Limited | Administrative & support | 2009 |
| Cherry 8 Films Limited | Information & communication | 2003 |
| Cheshire Bathrooms Ltd | Construction | 2024 |
| Cheshire Carers Limited | Health & social care | 2022 |
| Cheshire Counselling Services Ltd | Extraterritorial | 2020 |
| Cheshire Cuisine Limited | Hospitality | 2008 |
| Cheshire Fuels Ltd | Wholesale & retail | 2018 |
| Cheshire Gates Ltd | Extraterritorial | 2005 |
| Cheshire Gynaecologist Limited | Health & social care | 2015 |
| Cheshire Housing Management Ltd | Households | 2018 |
| Cheshire Surveyors Ltd | Professional & scientific | 2024 |
| Cheshire Tree Care Altrincham Limited | Administrative & support | 2013 |
| Cheshire Tutorials LLP | | 2017 |
| Cheshire Wellness Centre Ltd | Health & social care | 2020 |
| Cheshire Woodwind Limited | Other services | 2003 |
| Chestnut Holdings (Cheshire) Limited | Real estate | 2025 |
| Chesworth Group Limited | Construction | 2016 |
| Childneurocare Ltd | Health & social care | 2024 |
| Childsplay of Liverpool Limited | Health & social care | 2001 |
| Chloe Phillips Limited | Administrative & support | 2025 |
| CHM Holdings (North West) Limited | Financial services | 2019 |
| CHM IT Ltd | Information & communication | 2012 |
| Chorlton Brook Management Company Limited | Households | 2015 |
| Church House Day Nursery Limited | Education | 2002 |
| CJ Sedgwick Holdings Ltd | Real estate | 2021 |
| CJP Investment Ventures (MCR) Limited | Professional & scientific | 2024 |
| CL Engineering (Europe) Ltd | Manufacturing | 2023 |
| Claire Byrne Ltd | Administrative & support | 2021 |
| Clara Bidco Limited | Financial services | 2023 |
| Clara Midco 1 Limited | Financial services | 2023 |
| Clara Midco 2 Limited | Financial services | 2023 |
| Clarity HR & Legal Advisory Ltd | Administrative & support | 2026 |
| CLARKE1979 Ltd | Professional & scientific | 2022 |
| Classic Porsche Restorations Ltd | Wholesale & retail | 2020 |
| Clayton & Shuttleworth Limited | Professional & scientific | 1998 |
| Clean and Green Communities CIC | Other services | 2025 |
| Clear CUT Kent Ltd | Administrative & support | 2025 |
| Cleminson Investments Limited | Real estate | 2024 |
| Clever Crocs Day Nursery Ltd | Education | 2015 |
| Clever Sausage Games Ltd | Wholesale & retail | 2026 |
| Clns Reigate Limited | Education | 2017 |