| THE Lanmere Motor Company Limited | Wholesale & retail | 2010 |
| THE Last Knight Limited | Information & communication | 2016 |
| THE Lawn Sheriffs Limited | Administrative & support | 2020 |
| THE Leadership Method Limited | Professional & scientific | 2025 |
| THE Lemon Tree 29 Ltd | Hospitality | 2025 |
| THE Lettering & Commemorative Arts Trust | Education | 2012 |
| THE LEV MAN Limited | Professional & scientific | 2015 |
| THE Light Building Freehold Management Company Limited | Households | 2021 |
| THE Lion (Earls Colne) Ltd | Hospitality | 2024 |
| THE Little Beach HUT Company LLP | | 2023 |
| THE Little Dining Club Ltd | Administrative & support | 2023 |
| THE Little Fish Company (Kelvedon) Ltd | Wholesale & retail | 2015 |
| THE Little Man's Wood Company Limited | Manufacturing | 2007 |
| THE Little Mortgage Shop Ltd | Financial services | 2021 |
| THE Little Red Box Co. Ltd | Arts & recreation | 2025 |
| THE Little Thoughts Design Company Limited | Extraterritorial | 2021 |
| THE Live Palette Ltd | Information & communication | 2026 |
| THE Lobster App Ltd | Information & communication | 2026 |
| THE Local PUB Property Company Limited | Real estate | 2006 |
| THE Local PUB Trading Company Limited | Hospitality | 2006 |
| THE Lock Guru Limited | Other services | 2019 |
| THE Lodge at Broadway Assets Limited | Real estate | 2017 |
| THE Lodge Essex Ltd | Arts & recreation | 2023 |
| THE London BED & Breakfast Ltd. | Real estate | 1997 |
| THE London Practice Ltd | Health & social care | 2013 |
| THE London Road Garage (Kelvedon) Limited | Wholesale & retail | 2016 |
| THE Lotteries Council | Administrative & support | 2006 |
| THE Lubina Kitchen Company Limited | Manufacturing | 1994 |
| THE Luxe Solar and Battery Company Ltd | Construction | 2024 |
| THE Luxury Watch Boutique Ltd | Wholesale & retail | 2020 |
| THE MAC Shack London Limited | Hospitality | 2023 |
| THE Maid Cleaners Limited | Extraterritorial | 2023 |
| THE Mainspring Healthcare Ltd | Health & social care | 2023 |
| THE Makers Ventures Ltd | Professional & scientific | 2024 |
| THE Maltings (Long Melford) Management Limited | Households | 1987 |
| THE Maltings (Stanstead Abbotts) Management Co. Limited | Households | 1988 |
| THE Marquis Colchester Ltd | Hospitality | 2011 |
| THE MAU House Ltd | Hospitality | 2026 |
| THE Medical Lounge Ltd | Education | 2022 |
| THE MEN Grooming Ltd | Other services | 2022 |
| THE Men's Salon Ltd | Other services | 2019 |
| THE Mental Health Runner CIC | Other services | 2024 |
| THE Merry Cottage Company Ltd | Wholesale & retail | 2024 |
| THE Mersea Road Clinic Limited | Health & social care | 2002 |
| THE Mill (Freehold) Limited | Real estate | 2004 |
| THE Mill Apartments Limited | Households | 2002 |
| THE Millers RTM Company Limited | Households | 2010 |
| THE Mils Professional Decorating Ltd | Construction | 2021 |
| THE Moorings (Old Windsor) Residents Limited | Households | 1994 |
| THE Mulberries Management Company Limited | Households | 2004 |
| THE Mulberry Bush Montessori Nursery Ltd | Education | 2014 |
| THE Muscle Movement Ltd | Manufacturing | 2014 |
| THE Neptune Square Management Company Limited | Households | 1999 |
| THE New Frinton Grand RTM Company Limited | Households | 2010 |
| THE Next Chapter (East of England) | Hospitality | 1988 |
| THE Next Step Care Ltd | Health & social care | 2015 |
| THE Nexus (North Station Road) Management Company Limited | Households | 2001 |
| THE Nightingales (Wrabness) Management Company Limited | Households | 2020 |
| THE Nobelday RTM Company Limited | Households | 2013 |
| THE NON League Promoters Ltd | Arts & recreation | 2021 |
| THE Noodle Box Limited | Hospitality | 2025 |
| THE North Hill Noodle Bar 2 Limited | Hospitality | 2016 |
| THE North Hill Noodle Bar Limited | Hospitality | 2007 |
| THE Number 1 Logistics Company Ltd | Construction | 2023 |
| THE Nurse Practitioner Clinic Ltd | Health & social care | 2021 |
| THE Oak Room Consultancy (Partner) Limited | Administrative & support | 2009 |
| THE Oak Room Consultancy LLP | | 2009 |
| THE Oaks (Norwich) Limited | Construction | 2019 |
| THE Ocean Literacy Project CIC | Education | 2025 |
| THE Office Cafe Bar Limited | Real estate | 2002 |
| THE Old Chapel (Wivenhoe) Limited | Real estate | 2023 |
| THE Old Crown (Messing) Limited | Hospitality | 2013 |
| THE Old School House RTM Company Limited | Households | 2015 |
| THE Old Silk Mill Management Company Limited | Households | 2018 |
| THE One Club UK Ltd | Wholesale & retail | 2022 |
| THE Orchard (Elsenham) Management Company Limited | Households | 2013 |
| THE Orchard Fruit Company Limited | Wholesale & retail | 2017 |
| THE Oven Cleaners Ltd | Administrative & support | 2023 |
| THE Paddocks (Blofield Heath) Management Company Limited | Households | 2022 |
| THE Paddocks (Gislingham) Management Company Limited | Households | 2014 |
| THE Paddocks Healthcare Ltd | Health & social care | 2018 |
| THE PAR Brand Ltd | Professional & scientific | 2021 |
| THE Parachute Regiment and Airborne Forces Charity | Other services | 2009 |
| THE Parish Lantern Limited | Administrative & support | 1997 |
| THE Party Dude Ltd | Arts & recreation | 2020 |
| THE Patch Colchester Ltd | Hospitality | 2022 |
| THE PAW Patch Limited | Arts & recreation | 2021 |
| THE Pentagon Foods Ltd | Wholesale & retail | 2016 |
| THE Perfect Partnership Limited | Administrative & support | 2006 |
| THE Perfumery Limited | Other services | 2006 |
| THE Pheasant Public House & Hotel Ltd | Hospitality | 2025 |
| THE Pickled Badger Bar and Events Ltd | Hospitality | 2025 |
| THE Pines (Tunstall) Management Company Limited | Households | 2017 |
| THE Pink Company (UK) Limited | Professional & scientific | 2013 |
| THE Pink House Company (UK) Limited | Real estate | 2015 |
| THE Pink House Events Limited | Administrative & support | 2024 |
| THE Pink Onion Company Limited | Wholesale & retail | 2012 |
| THE PIT Stop (Colchester) Limited | Wholesale & retail | 2013 |
| THE Place for Plants Limited | Extraterritorial | 2000 |
| THE Play Formation Group Limited | Construction | 2024 |