| Resolve Maintenance Services Ltd | Construction | 2016 |
| Resource & Brandstewards UK Limited | Information & communication | 2017 |
| Resource Accountancy Practice Limited | Professional & scientific | 2017 |
| Resource Management Consultants Limited | Professional & scientific | 2006 |
| Restinga Ltd | Other services | 2016 |
| Restoring Joy Ltd | Wholesale & retail | 2025 |
| RG & CPB Rentals Ltd | Households | 2020 |
| Rhemm Limited | Professional & scientific | 2025 |
| Rhino Environmental Services Ltd. | Water & waste | 2017 |
| RIA Ventures Ltd | Real estate | 2024 |
| Richard LAH Consulting Limited | Professional & scientific | 2012 |
| Richard's Healthcare Limited | Health & social care | 2022 |
| Richardsenterprize Limited | Wholesale & retail | 2024 |
| Richiemore General Services Ltd | Administrative & support | 2012 |
| Ricks Steel Services Ltd | Manufacturing | 2022 |
| Rickus Consulting Ltd | Information & communication | 2025 |
| Ricosjetset Ltd | Information & communication | 2011 |
| Rightday Ltd | Construction | 2021 |
| Righteous Kidz Limited | Health & social care | 2013 |
| Rios-Influencia Ltd | Health & social care | 2015 |
| Rising Acres Limited | Wholesale & retail | 2020 |
| Rite Source UK Limited | Construction | 2015 |
| Riverdale Residents' Association Limited(The) | Households | 1965 |
| RLS Energy UK Limited | Transport & logistics | 2025 |
| RND Childcare Facilities Limited | Health & social care | 2025 |
| Roaster Holdings Limited | Real estate | 2025 |
| Robieza Cars Ltd | Wholesale & retail | 2019 |
| Rocapol Limited | Construction | 2023 |
| Rock of Ages Properties Ltd | Real estate | 2023 |
| Rockdet Global Ventures Limited | Health & social care | 2019 |
| Rockhoney Limited | Health & social care | 2022 |
| Rocky Enterprises Co. Ltd | Construction | 2013 |
| Rod's Computing Limited | Wholesale & retail | 2005 |
| Rofeselis Limited | Health & social care | 2014 |
| Rolakin Trades Limited | Health & social care | 2025 |
| Root and Bloom Therapy Ltd | Health & social care | 2025 |
| Rosdrum Limited | Construction | 2025 |
| Rose From Concrete Project CIC | Education | 2026 |
| Roselinesam Ltd | Health & social care | 2020 |
| Rosetk Ventures Limited | Other services | 2017 |
| Roundtable T. Ltd | Professional & scientific | 2018 |
| Royale Beauty Ltd | Wholesale & retail | 2025 |
| RR Cash and Carry Ltd | Wholesale & retail | 2025 |
| RR Retailer Limited | Wholesale & retail | 2025 |
| Rrapo Drive Ltd | Transport & logistics | 2021 |
| RS Kayley Ltd | Construction | 2022 |
| Rsanchorholdings Ltd | Real estate | 2026 |
| RSJ Automotive Ltd | Wholesale & retail | 2025 |
| Rsskc Limited | Administrative & support | 2020 |
| RT Heating Ltd | Construction | 2018 |
| Rudra Estates Ltd | Real estate | 2019 |
| Rudra Tech Ltd | Information & communication | 2015 |
| RUK Services Limited | Information & communication | 2026 |
| RUMA5 Limited | Real estate | 2026 |
| Runivy Ltd | Wholesale & retail | 2023 |
| Rustic Remnants Ltd | Other services | 2025 |
| Ruthvika Properties Ltd | Real estate | 2026 |
| RVS by Taghili Ltd | Construction | 2019 |
| RY Chef Ltd | Hospitality | 2026 |
| Ryan Dill Ltd | Health & social care | 2023 |
| Ryan Health & Cleaning Ltd | Administrative & support | 2022 |
| Rydit Transport Limited | | 1984 |
| Rytrack Foundation Ltd. | Education | 2014 |
| S & a Langley Limited | Professional & scientific | 2013 |
| S & T Software Solutions Limited | Information & communication | 2012 |
| S Cubed Services Ltd | Information & communication | 2023 |
| S D C Decorating Limited | Construction | 2005 |
| S D G Electrical Services Limited | Construction | 2005 |
| S Fleming Consultancy Limited | Information & communication | 2010 |
| S G Transport Limited | Transport & logistics | 2011 |
| S L Hazell Ltd | Construction | 2012 |
| S Mundair Consulting Ltd | Professional & scientific | 2021 |
| S S Multani Limited | Construction | 2025 |
| S&T Logistics Limited | Transport & logistics | 2012 |
| S.C.H. FIX. Ltd | Construction | 2022 |
| S.J.M. New Developments Ltd | Construction | 2011 |
| S.Noakes Ltd | Construction | 2018 |
| S.U.P.R.E.M.E ENT Ltd | Information & communication | 2020 |
| SAA Empire Group Limited | Hospitality | 2024 |
| SAA Global Associates Ltd | Professional & scientific | 2017 |
| SAA Magic Care Ltd | Administrative & support | 2022 |
| Saavi's Vault&Variety Ltd | Wholesale & retail | 2025 |
| Sabari Traders Ltd | Wholesale & retail | 2026 |
| Sabe Services Limited | Health & social care | 2008 |
| Sabeq Healthcare Limited | Health & social care | 2022 |
| Safe Housing Limited | Real estate | 2021 |
| Safe Place Residential Property Ltd | Real estate | 2025 |
| Safem Building Services Ltd | Construction | 2008 |
| Safety Desk Consulting Ltd | Public administration | 2018 |
| Safrik Investments UK Ltd | Financial services | 2026 |
| SAG “the Egyptian Bazaar“ Limited | Wholesale & retail | 2025 |
| Sagar Film Ltd | Information & communication | 2026 |
| Sahana Worldwide Limited | Wholesale & retail | 2024 |
| Sahara AV Distribution Limited | Wholesale & retail | 2022 |
| Sahara Consultancy Ltd | Information & communication | 2019 |
| Sahara Holdings Limited | Wholesale & retail | 2000 |
| Sahara Presentation Systems Ltd | Wholesale & retail | 1977 |
| Sajayi Pdorgu Associates Limited | Real estate | 2026 |
| Salem Salem Limited | Health & social care | 2023 |
| Salma's Ministries Ltd | Education | 2013 |