| Quattralogistics Ltd | Other services | 2021 |
| Quien Street Pizza Ltd | Hospitality | 2022 |
| R C Carter Holdings Limited | Professional & scientific | 2019 |
| R J Mortgage Solutions Ltd | Financial services | 2019 |
| Raceskinz Ltd | Wholesale & retail | 2025 |
| Racey Estates Ltd | Real estate | 2023 |
| Racey Properties Ltd | Real estate | 2024 |
| Rail Hire (UK) Ltd. | Administrative & support | 2008 |
| Rainhill Property Co. Ltd | Real estate | 2012 |
| Ramsey-Jones Engineering Solutions Ltd | Wholesale & retail | 2025 |
| RAW Design Studio Limited | Information & communication | 2006 |
| RB Farm Events Ltd | Hospitality | 2026 |
| RBJ Properties Limited | Real estate | 2022 |
| Re.Edit Womenswear & Home Limited | Wholesale & retail | 2025 |
| Regalangel Tech Ltd | Manufacturing | 2024 |
| Rehene Multiservice Limited | Professional & scientific | 2002 |
| Renata Wellness Ltd | Other services | 2026 |
| Renovotec Investments Limited | Financial services | 2013 |
| Renovotec Ltd | Information & communication | 1998 |
| RHC Clinical Assessment & Consultancy Ltd | Health & social care | 2026 |
| Ringoldstar Ltd | Transport & logistics | 2018 |
| RJW Engineering & Construction Ltd | Construction | 2024 |
| RM Tuff Construct Ltd | Construction | 2024 |
| Robin Recruitment Ltd | Professional & scientific | 2011 |
| Robinson Estates NO.1 Ltd | Real estate | 2021 |
| Robyn's Industries Limited | Other services | 2021 |
| Rosie's Leisure Ltd | | 2010 |
| Rostocki Ltd | Transport & logistics | 2019 |
| RP Construction and Building Limited | Construction | 2025 |
| RSA Retail Ltd | Wholesale & retail | 2021 |
| Rshwini Limited | Wholesale & retail | 2011 |
| Rude Nutrition Ltd | Professional & scientific | 2020 |
| RW Coaching & Rehabilitation Ltd | Health & social care | 2024 |
| S N C Plant Services Ltd | Transport & logistics | 2001 |
| S Winter Onsite Services Ltd | Professional & scientific | 2019 |
| S. Humphreys Ltd | Construction | 1998 |
| S/Dutton Ltd | Administrative & support | 2022 |
| Sabo Housing Limited | Real estate | 2023 |
| Safa Fast Valeting Ltd | Administrative & support | 2024 |
| Safer Futures Consultancy Ltd | Health & social care | 2025 |
| Saffron Restaurant (Merseyside) Ltd | Hospitality | 2016 |
| Sakabo Limited | Transport & logistics | 2025 |
| Samirah Balti Ltd | Hospitality | 2017 |
| Samravalb Ltd | Arts & recreation | 2021 |
| Sankey Car Care Ltd | Wholesale & retail | 2023 |
| Sankey Valley Staff Limited | Administrative & support | 2023 |
| Santa Monica Healthcare Group Limited | Health & social care | 2010 |
| Sarah Chad Associate Limited | Administrative & support | 2022 |
| Saxon Contracting (North West) Limited | Construction | 1997 |
| Saxon Contracting (North) Limited | Construction | 2016 |
| Sbpp Manufacturing Ltd | Manufacturing | 2026 |
| Sces Trading Ltd | Wholesale & retail | 2010 |
| Seehub Limited | Information & communication | 2025 |
| SEN FIN Woking Limited | Real estate | 2025 |
| SEN Prop Woking 2 LLP | | 2026 |
| SEN Prop Woking LLP | | 2026 |
| Seneca Bridging Ltd | Financial services | 2006 |
| Seneca Capital Carry GP Limited | Financial services | 2012 |
| Seneca Capital Investments Ltd | Financial services | 2010 |
| Seneca Capital NO. 2 GP LLP | | 2015 |
| Seneca Corporate Solutions LLP | | 2014 |
| Seneca General Partner NO.1 LLP | | 2012 |
| Seneca Growth Capital VCT PLC | Financial services | 2001 |
| Seneca Investments Limited | Financial services | 2010 |
| Seneca NEWCO3 Limited | Financial services | 2010 |
| Seneca Nominees Limited | Financial services | 2012 |
| Seneca Partners Limited | Financial services | 2010 |
| Seneca Property 104H Limited | Real estate | 2019 |
| Seneca Property 106 Limited | Real estate | 2022 |
| Seneca Property 107 Limited | Real estate | 2022 |
| Seneca Property 107H Limited | Real estate | 2023 |
| Seneca Property 107HH Limited | Real estate | 2025 |
| Seneca Property 108 Limited | Real estate | 2022 |
| Seneca Property 109 Limited | Real estate | 2022 |
| Seneca Property 110 Limited | Real estate | 2022 |
| Seneca Property 110HH Limited | Real estate | 2023 |
| Seneca Property 111 Limited | Real estate | 2024 |
| Seneca Property 111A Limited | Real estate | 2024 |
| Seneca Property 111B Limited | Real estate | 2024 |
| Seneca Property 111H Limited | Real estate | 2024 |
| Seneca Property Finance Limited | Financial services | 2014 |
| Seneca Property Investments Limited | Financial services | 2017 |
| Seneca Secured Finance Limited | Financial services | 2016 |
| Seneca Secured Lending Limited | Financial services | 2013 |
| Seneca Securities Ltd | Financial services | 2012 |
| Seneca Social Housing Limited | Financial services | 2019 |
| Shakey's Family Dining Limited | Hospitality | 2023 |
| Shane Jones Ltd | Information & communication | 2022 |
| Shawco Limited | Financial services | 2020 |
| Shawton Group Limited | Administrative & support | 2022 |
| Shawton Limited | Construction | 2018 |
| Shiny Ride Ltd | Administrative & support | 2023 |
| Signature Home Interiors Limited | Professional & scientific | 2015 |
| Silver FOX Apparel Ltd | Wholesale & retail | 2026 |
| SIX Leisure Limited | Hospitality | 2025 |
| Sixty High Street Ltd | Wholesale & retail | 2025 |
| SJB Procurement Consultant Limited | Professional & scientific | 2014 |
| Skills Pulse Ltd | Administrative & support | 2025 |
| Skyliner Solutions Limited | Professional & scientific | 2025 |
| SNC Commercials Ltd | Manufacturing | 2012 |