| THE Attitude Incorporated Limited | Wholesale & retail | 2007 |
| THE Baltic Partnership Ltd | Construction | 2021 |
| THE Barbelle Club Ltd | Education | 2025 |
| THE Barley Room Ltd | Hospitality | 2025 |
| THE Barnes Group Limited | Construction | 1978 |
| THE Barnes Group Share Nominees Limited | Professional & scientific | 2017 |
| THE Barrandov Opera Company Limited | Hospitality | 2003 |
| THE Bay Clinic Limited | Health & social care | 2021 |
| THE Beanbag (Bourne) Limited | Hospitality | 2013 |
| THE Beauty Academy Nicolla Dorn Ltd | Education | 2018 |
| THE Beauty Barn (UK) Limited | Other services | 2012 |
| THE Beehive Children's Foundation (Africa) | Health & social care | 2019 |
| THE Best of Colchester Limited | Professional & scientific | 2006 |
| THE Binder Holding Company Limited | Financial services | 2026 |
| THE Bioresonance Clinic Limited | Health & social care | 2016 |
| THE Blitz 1940'S Tea Rooms Ltd | Hospitality | 2019 |
| THE Blooming Rose Company Limited | Professional & scientific | 2014 |
| THE Boat Shop (Worldwide) Limited | Wholesale & retail | 2010 |
| THE Bohemian Grove Keeper Ltd | Manufacturing | 2026 |
| THE Bookkeeping Coach Ltd | Education | 2024 |
| THE Box Home Styling Limited | Wholesale & retail | 2024 |
| THE Bramford Cock Limited | Hospitality | 2020 |
| THE Brickmakers Arms (Ipswich) Limited | Hospitality | 2024 |
| THE Bridal Lounge Ltd | Wholesale & retail | 2013 |
| THE Brothers Skim Plastering Services Ltd | Construction | 2018 |
| THE Brownlee Foundation | Arts & recreation | 2014 |
| THE BSA Group Services Limited | Education | 2003 |
| THE BUS Shelter Ipswich C.I.C. | Other services | 2017 |
| THE Busi Analyst Limited | Administrative & support | 2024 |
| THE Butterfly Centre Limited | Hospitality | 2021 |
| THE Butterfly Programme CIC | Arts & recreation | 2011 |
| THE Cake Dude Ltd | Wholesale & retail | 2019 |
| THE Candy Place Limited | Wholesale & retail | 2023 |
| THE Caravan and Motorhome Company Limited | Wholesale & retail | 2024 |
| THE Carpet Studio Sudbury Limited | Wholesale & retail | 2016 |
| THE Catalyst Project Ltd | Health & social care | 2021 |
| THE Chancellor Tobacco Company (UK) Limited | Manufacturing | 2000 |
| THE Chase (Martlesham Heath) Residents Association Limited | Professional & scientific | 2003 |
| THE Chateau Great Yarmouth Ltd | Real estate | 2023 |
| THE Cheeseman Trading Company Ltd | Professional & scientific | 2020 |
| THE Chequers (Great Blakenham) Limited | Hospitality | 2014 |
| THE Children's Endeavour Trust | Education | 2018 |
| THE Childrens Theatre Company Ltd | Arts & recreation | 2009 |
| THE Church of Christ (UK) | Health & social care | 2008 |
| THE Churchmanor Estates Company PLC | Real estate | 1980 |
| THE Claydon Hair Company Limited | Other services | 2007 |
| THE Claydon Hall Trading Company Limited | Construction | 2000 |
| THE Clean Father Ltd | Administrative & support | 2025 |
| THE Clubhouse Framlingham Limited | Hospitality | 2025 |
| THE Clyffe Lowestoft Ltd | Construction | 2025 |
| THE Colour Pencil Shop Ltd | Wholesale & retail | 2020 |
| THE Commercial Capital Limited | Real estate | 2023 |
| THE Commercial Cleaning Hub Ltd | Administrative & support | 2025 |
| THE Coral Anchor Island PUB & Tavern Ltd | Hospitality | 2026 |
| THE Cornish Carpenter Ltd | Manufacturing | 2023 |
| THE Cotswold Gluten Free Pantry Ltd | Manufacturing | 2025 |
| THE Courtyard Retreat Ltd | Other services | 2024 |
| THE CPD Qualification and Certification Board UK Ltd | Real estate | 2025 |
| THE Crafty FOX Cafe Bar Ltd | Hospitality | 2024 |
| THE Creative Syndicate Ltd | Professional & scientific | 2022 |
| THE Crofts Bakery Ltd | Hospitality | 2013 |
| THE Cross Keys Henley Trading Ltd | Hospitality | 2026 |
| THE Curated Shop Ltd | Wholesale & retail | 2026 |
| THE Curious Chicken Ltd | Professional & scientific | 2024 |
| THE Curriculum Publishing Company Limited | Real estate | 1992 |
| THE Curry Club London Limited | Hospitality | 2026 |
| THE Cutting Garden Salon Limited | Other services | 2012 |
| THE Data Centre Heat Company Ltd | Construction | 2025 |
| THE Data Partnership Call Centre Services Ltd | Administrative & support | 2008 |
| THE Decorative Collection Limited | Manufacturing | 2007 |
| THE Deesigner Hair Studio Limited | Other services | 1996 |
| THE Deliberate Home Limited | Wholesale & retail | 2024 |
| THE Dgit Solutions Limited | Wholesale & retail | 2023 |
| THE Diary of a Nomad Ltd | Professional & scientific | 2023 |
| THE Dodo Bar Limited | Hospitality | 2026 |
| THE Dog Bathing Company Limited | Administrative & support | 2008 |
| THE Dogs Squad CIC | Health & social care | 2019 |
| THE Dove Street Brewery Ltd | Manufacturing | 2009 |
| THE Drift (Ipswich) Management Company Limited | Households | 2023 |
| THE Duke of York Ltd | Hospitality | 2026 |
| THE Earl Kitchener Ltd | Hospitality | 2022 |
| THE ECS Group Holdings Ltd | Financial services | 2018 |
| THE Elgin Avenue Management Company Limited | Households | 1989 |
| THE Elms (Woolpit) Block Management Company Limited | Households | 2024 |
| THE Elms (Woolpit) Management Company Limited | Households | 2024 |
| THE Emma Armstrong Limited | Professional & scientific | 2026 |
| THE Essex PIG Company Limited | Agriculture & fishing | 2003 |
| THE Events Sphere Ltd | Arts & recreation | 2016 |
| THE Exclusive Services Group Limited | Administrative & support | 2015 |
| THE FAT Cat (Ipswich) Limited | Hospitality | 2003 |
| THE Felixstowe Heating Company Ltd | Construction | 2018 |
| THE Felixstowe Property Company Ltd | Real estate | 2022 |
| THE Fire Door Factory Limited | Public administration | 2016 |
| THE Fire Extinguisher MAN Ltd | Public administration | 2019 |
| THE Fiscal Shift Ltd | Information & communication | 2025 |
| THE Fitness Unit Ltd | Arts & recreation | 2007 |
| THE Flavour Boxx Limited | Hospitality | 2023 |
| THE Flower Shop (Suffolk) Ltd | Wholesale & retail | 2021 |
| THE Follies (Ipswich) Limited | Real estate | 2010 |
| THE Foreground Ltd | Administrative & support | 2022 |