| 30 CP Ltd | Manufacturing | 2019 |
| 41 Montrose Avenue Limited | Households | 2012 |
| 727 Truck and Van Parts Limited | Extraterritorial | 2006 |
| A S Wright Builders Ltd | Construction | 2014 |
| A&A Windows & Extensions Ltd | Construction | 2012 |
| A.F. Clough Dental Care Limited | Health & social care | 2011 |
| A.F. Clough Limited | Health & social care | 2007 |
| AAA Investment Holdings Ltd | Financial services | 2019 |
| Aimis Ltd | Health & social care | 2015 |
| AJC Plumbing and Heating Services Limited | Construction | 2003 |
| Alderbrae Investments Ltd | Financial services | 2019 |
| Antti Limited | Wholesale & retail | 2020 |
| Apollo Galleries Ltd | Wholesale & retail | 2015 |
| Arbelos Limited | Administrative & support | 2017 |
| Architecture & Design Services Ltd | Construction | 2005 |
| Arnold & Oak Collection Ltd | Real estate | 2026 |
| Atkinson Flooring Ltd | Construction | 2010 |
| Authentic Brands Limited | Other services | 1995 |
| B a F Flooring Ltd | Construction | 2011 |
| Battle of Britain International Limited | Information & communication | 1969 |
| Beard & Fitch Limited | Manufacturing | 1965 |
| Big Bear Property Management Limited | Real estate | 2016 |
| Black Hound Limited | Wholesale & retail | 2012 |
| Body Fresh Fitness Gym Ltd | Extraterritorial | 2019 |
| Body Fresh Fitness LLP | | 2019 |
| Bondmile Properties Limited | Real estate | 2016 |
| Bonningtons Yard Management Company Limited | Real estate | 2025 |
| Brilliant Limited | Information & communication | 2004 |
| Brockley Homes 4 Ltd | Construction | 2014 |
| BTC Interiors Limited | Construction | 2020 |
| Burnt Mill Garage Limited | Professional & scientific | 1992 |
| C D Office Interiors Ltd. | Construction | 2000 |
| C&A Maintenance and Access Ltd | Administrative & support | 2017 |
| CAA Integrity Solutions Limited | Professional & scientific | 2024 |
| Cage END Management Limited | Households | 1986 |
| Campions (Harlow) Management Limited | Administrative & support | 1987 |
| Carbonsystem Technology Ltd | Information & communication | 2022 |
| Cartshed Catering Limited | Hospitality | 2018 |
| Case Brickwork Ltd | Construction | 2021 |
| Casmin Ltd | Health & social care | 2026 |
| Castle Growers Limited | Information & communication | 1969 |
| Cat Army Limited | Arts & recreation | 2017 |
| Centurion Lettings Ltd | Real estate | 2005 |
| Chives Group Ltd | Hospitality | 2021 |
| Churchgate Farm Foods Limited | Hospitality | 2010 |
| City Fuel Services (Manchester) Limited | Manufacturing | 2015 |
| City Fuel Services Limited | Manufacturing | 2015 |
| City of London Chauffeur Drive Ltd | Extraterritorial | 1995 |
| City Oils Group Limited | Manufacturing | 2015 |
| Clarity in Sound Light and Vision Limited | Construction | 2001 |
| Clarknewman Ltd | Real estate | 2019 |
| Classicgrange Limited | Construction | 1982 |
| Coasthaven Ltd | Real estate | 2017 |
| Coax Solutions Limited | Manufacturing | 2006 |
| Coles Property Services Ltd. | Construction | 1997 |
| Construction Products Solutions International Ltd | Manufacturing | 2009 |
| Contour Roofing (Essex) Limited | Construction | 1984 |
| Contour Trade Sales (CTS) Limited | Construction | 2023 |
| Contract Scaffolding (London) Limited | Construction | 2000 |
| Cornell Partnership Search Group Ltd | Financial services | 2016 |
| Cotswold House Management Co Limited | Real estate | 2016 |
| Crosbost Capital Ltd | Households | 2014 |
| Crown Building Services (Essex) Limited | Construction | 2019 |
| Cyberlens Ltd | Information & communication | 2015 |
| D & B Scaffolding Limited | Construction | 1994 |
| D.K. Property Developments Limited | Real estate | 1987 |
| Daniela D'Amico Ltd | Extraterritorial | 2014 |
| David Arthur & Sons (Painters & Decorators) Limited | Construction | 2000 |
| Daylight (London) Limited | Wholesale & retail | 2020 |
| DBS Contracting Limited | Construction | 2015 |
| Delilah Fixings Ltd | Manufacturing | 2019 |
| Devices for Teams Limited | Administrative & support | 2026 |
| DMT Commercial Ltd | Real estate | 2025 |
| Douglas Hayward Investments Limited | Wholesale & retail | 2018 |
| Drillmore Solutions Limited | Administrative & support | 2010 |
| DW Bodywork Ltd | Wholesale & retail | 2026 |
| E B S Carpentry Contractors Ltd | Construction | 2009 |
| Eden Interiors London Limited | Professional & scientific | 2007 |
| EGA Consultants Limited | Professional & scientific | 2006 |
| EL Innovations Ltd | Construction | 2020 |
| Elevate Construction Ltd | Construction | 2015 |
| Elevate Developments Ltd | Construction | 2017 |
| Elevate Solar Ltd | Extraterritorial | 2023 |
| Elevelo Properties Limited | Real estate | 2018 |
| Epping Bridge Projects Ltd | Construction | 2024 |
| Faircotes Limited | Real estate | 1995 |
| FFB Environmental Services Ltd. | Administrative & support | 2020 |
| Field Services Limited | Arts & recreation | 1981 |
| Fire Control Services (UK) Ltd | Administrative & support | 2008 |
| First Flight Forwarders Ltd. | Transport & logistics | 1998 |
| First Flight International Ltd | Transport & logistics | 1999 |
| First Flight Properties Limited | Real estate | 2016 |
| Five OAX Bathroom,Plumbing & Heating Limited | Construction | 2006 |
| Fiveways Holdings Ltd | Professional & scientific | 2008 |
| Fiveways Municipal Vehicle Hire Limited | Administrative & support | 1998 |
| Flexi Hire Limited | Construction | 2014 |
| Flexi Residentials Ltd | Real estate | 2022 |
| Flower Box Old Harlow Limited | Wholesale & retail | 2019 |
| Fordland Wells Ltd | Wholesale & retail | 2009 |
| Foxley Commercial Properties Ltd | Real estate | 2014 |