| Naio Streetwear Studio Ltd | Wholesale & retail | 2025 |
| ND Cleaning Service Ltd. | Administrative & support | 2022 |
| Notable HR Ltd | Administrative & support | 2021 |
| Novapulse Ltd | Wholesale & retail | 2024 |
| Noventis Group Limited | Other services | 2025 |
| OH My Sausage 1 Ltd | Hospitality | 2025 |
| Omaklinks Ltd | Health & social care | 2010 |
| OME Limited | Construction | 2015 |
| Omens Consulting Ltd | Professional & scientific | 2020 |
| Omzodgt Limited | Transport & logistics | 2018 |
| Open Door Capital Limited | Real estate | 2024 |
| OPF Building Ltd | Manufacturing | 2025 |
| ORIGIN254 Limited | Wholesale & retail | 2025 |
| ORO Compliance Ltd | Professional & scientific | 2025 |
| Ovidiu Ltd | Other services | 2024 |
| P G Essex Ltd | Wholesale & retail | 2022 |
| P&M Gutters Service Ltd | Administrative & support | 2023 |
| Pandora Aesthetics Supply Ltd | Wholesale & retail | 2023 |
| Parchinos International Limited | Administrative & support | 2022 |
| Pascu 65 Trucking Ltd | Extraterritorial | 2024 |
| Peters Living Property Limited | Real estate | 2026 |
| Plmqaz Ltd | Public administration | 2025 |
| Pnba Healthcare Services Limited | Health & social care | 2025 |
| PORUMBELU13 Limited | Transport & logistics | 2024 |
| Project Services London Ltd | Construction | 2015 |
| Properties RS Ltd | Real estate | 2023 |
| Pure Harmony Spa Ltd | Other services | 2024 |
| Purepath Services Ltd | Administrative & support | 2024 |
| Pussy Galore Essex Ltd | Other services | 2025 |
| Quality Life Care and Support Ltd | Health & social care | 2023 |
| Quattro Groups(Uk) Ltd | Transport & logistics | 2022 |
| Raams Technologies Services Limited | Information & communication | 2025 |
| Radu Nicolae Ltd | Administrative & support | 2022 |
| Rahuri Holdings Ltd | Real estate | 2026 |
| Rainbow Wonderland Nursery Limited | Education | 2024 |
| Ramtone Limited | Information & communication | 2016 |
| RAS Groundworks Limited | Construction | 2017 |
| Raylinx Limited | Health & social care | 2026 |
| Raysa Ltd | Wholesale & retail | 2026 |
| Realtimeps Limited | Real estate | 2025 |
| Redcorn Holdings Limited | Financial services | 2019 |
| Redcorn Limited | Wholesale & retail | 1992 |
| Redcorn Waste Disposal Ltd | Real estate | 2022 |
| Redemption City of GOD Ltd | Other services | 2022 |
| Reggie Properties Limited | Real estate | 2017 |
| Renovix Group Ltd | Construction | 2025 |
| Repromart Limited | Wholesale & retail | 2017 |
| Retom Properties Limited | Real estate | 2023 |
| Ride Ready Rentals Ltd | Administrative & support | 2026 |
| Ritem Consulting and Recruitment Ltd | Administrative & support | 2023 |
| RJ Oak Properties Limited | Real estate | 2023 |
| RKY Consulting Services Ltd | Information & communication | 2022 |
| Rlfc Ltd | Arts & recreation | 2025 |
| RLK Integrity Properties Ltd | Real estate | 2025 |
| RMA Homes Limited | Real estate | 2024 |
| Romina 77 Ltd | Construction | 2024 |
| Rusescutransportuk Limited | Transport & logistics | 2025 |
| RUT and GOS Childcare Ltd | Health & social care | 2024 |
| S-Dec Construction Ltd | Construction | 2024 |
| Safehaven Initiative Agency Ltd | Administrative & support | 2025 |
| Safehaven Initiative CIC | Extraterritorial | 2024 |
| Safehaven Initiative Union CIC | Wholesale & retail | 2025 |
| Samdaihun Properties Ltd | Real estate | 2024 |
| Sankofa Homes Ltd | Real estate | 2026 |
| Sarajj Consulting Limited | Administrative & support | 2016 |
| Sebeauty Empire Ltd | Wholesale & retail | 2025 |
| Secure Self Storage (Essex) Limited | Other services | 2007 |
| Segeza Limited | Transport & logistics | 2020 |
| Sellerstak Ltd | Wholesale & retail | 2025 |
| Sheyman Services Ltd | Transport & logistics | 2026 |
| Shop the Label UK Ltd | Wholesale & retail | 2024 |
| Shubapro Ltd | Wholesale & retail | 2023 |
| Siderai Limited | Professional & scientific | 2026 |
| Simon&Tutis Ltd | Construction | 2022 |
| Sinot Tech Solutions Ltd | Information & communication | 2023 |
| Sjfix Ltd | Construction | 2020 |
| Skibi Ltd | Transport & logistics | 2025 |
| Skinsmith Clinic Limited | Health & social care | 2026 |
| SKYDLIMIT1158 Ltd | Real estate | 2024 |
| SNAP2GO Ltd | Wholesale & retail | 2026 |
| SOM Construction Ltd | Construction | 2025 |
| Songbird Academy Ltd | Education | 2025 |
| South Eastern CVR Limited | Wholesale & retail | 2001 |
| SQP Traders Ltd | Hospitality | 2022 |
| SS Interior Ltd | Construction | 2024 |
| Star Harmony Care Ltd | Health & social care | 2025 |
| Starz Jewelry Limited | Wholesale & retail | 2021 |
| Stylish Kitchens Limited | Extraterritorial | 2017 |
| Surveillance Ltd | Administrative & support | 2023 |
| SV Group Construction Ltd | Construction | 2024 |
| Swift&Sellers Limited | Wholesale & retail | 2025 |
| Swiftway Transport Ltd | Transport & logistics | 2026 |
| T R Autos Services Ltd | Wholesale & retail | 2025 |
| Tasty and Tantalising Seasonings and Condiments Ltd | Wholesale & retail | 2025 |
| Tech Signature Ltd | Wholesale & retail | 2019 |
| Temmy Law Couture Limited | Wholesale & retail | 2025 |
| Tempest Property Investment Ltd | Real estate | 2019 |
| Textile Investments Ltd | Financial services | 2024 |
| THE Consultancy Box Ltd | Construction | 2015 |
| Theconquerors CIC | Public administration | 2025 |