| Personal Computer Music Ltd | Information & communication | 2015 |
| Philip Michael Group Limited | Wholesale & retail | 2021 |
| Phonetic Music Management Limited | Information & communication | 2010 |
| Phonetic Music Publishing Limited | Information & communication | 2001 |
| Phrased Differently Music Limited | Information & communication | 2005 |
| Pivotal Publishing Limited | Information & communication | 2022 |
| Pivotal Records Limited | Information & communication | 2022 |
| PMT Education Limited | Education | 2019 |
| Polystyrene Manifesto Ltd | Arts & recreation | 2018 |
| PTB Law Ltd | Administrative & support | 2011 |
| Puppet Show Limited | Information & communication | 2014 |
| Quest Management International Limited | Arts & recreation | 2020 |
| R.G.F Holborn Limited | Administrative & support | 2012 |
| R.G.F.Camden Limited | Hospitality | 2014 |
| Rabbit Carpet LLP | | 2023 |
| Raisins Touring LLP | | 2022 |
| Rashid Ventures Ltd | Wholesale & retail | 2025 |
| Redmire Properties Ltd | Real estate | 2025 |
| Rekids Limited | Information & communication | 2006 |
| Rekodi Music Ltd | Administrative & support | 2023 |
| Revodigital Limited | Professional & scientific | 2012 |
| RGF Holborn 2 Ltd | Administrative & support | 2015 |
| RGF Wholesale Ltd | Wholesale & retail | 2017 |
| Riff Raff Music LLP | | 2023 |
| RM11 Limited | Information & communication | 2021 |
| Robbiewilliams.Com Limited | Information & communication | 2000 |
| Robyn Live Limited | Arts & recreation | 2007 |
| Rock Candy Magazine Limited | Information & communication | 2016 |
| Rock Candy Records Limited | Information & communication | 2004 |
| Rocket Music Limited | Information & communication | 1972 |
| Rocket Music Management Limited | Arts & recreation | 2010 |
| Rocket Pictures Limited | Information & communication | 1996 |
| Rocket Record Company Limited (the) | Information & communication | 1972 |
| Rocket Stage Limited | Arts & recreation | 2014 |
| Rocket Television Limited | Other services | 1998 |
| Rockstar Artists LLP | | 2023 |
| Rockstar Management Limited | Professional & scientific | 2004 |
| Rockstar Music Ltd | Arts & recreation | 2017 |
| Rojutoma Limited | Arts & recreation | 2018 |
| Roxy Walton Ltd | Professional & scientific | 2021 |
| RPW Holdings Limited | Professional & scientific | 2009 |
| RPW Productions Ltd | Administrative & support | 2019 |
| Rushby Law Ltd | Professional & scientific | 2012 |
| Rustem Guardian Solicitors Limited | Professional & scientific | 2011 |
| S1BLING Limited | Professional & scientific | 2009 |
| Saerimnir Ltd | Professional & scientific | 2017 |
| Saul Davies Limited | Information & communication | 2021 |
| Sawbuck UK Limited | Financial services | 2008 |
| Sekou Sylla Limited | Information & communication | 2021 |
| Seminal Music U.K Ltd | Arts & recreation | 2014 |
| Sentinel Guard Ltd | Information & communication | 2025 |
| Seven Strings Limited | Arts & recreation | 2025 |
| Seventy Times Seven LLP | | 2025 |
| SH Appliances Ltd | Other services | 2021 |
| Shack in the Back Limited | Information & communication | 2014 |
| Shack in the Back Touring LLP | | 2024 |
| Shoya Maker Ltd | Wholesale & retail | 2025 |
| Sibling House LLP | | 2024 |
| Sidetrack Investments Limited | Extraterritorial | 2009 |
| Silicon Overdrive UK Limited | Information & communication | 2025 |
| Size Records UK Limited | Information & communication | 2015 |
| Slac Logistics Limited | Transport & logistics | 2019 |
| Slowdive LLP | | 2014 |
| SLR Trustee Limited | Professional & scientific | 1999 |
| SLS Touring LLP | | 2024 |
| Smash Bang Wallop London Ltd | Extraterritorial | 2017 |
| Smith & Burrows LLP | | 2011 |
| Smiths-Law LLP | | 2004 |
| Sofa BOY Records Limited | Information & communication | 2021 |
| Sofa BOY Touring LLP | | 2025 |
| Soft Cell Touring Limited | Arts & recreation | 2023 |
| Some Action Limited | Arts & recreation | 2023 |
| Some Action Publishing Limited | Information & communication | 2023 |
| Soul Circle Music Limited | Manufacturing | 2018 |
| Source/Record TV Ltd | Manufacturing | 2012 |
| Speb Writing Limited | Information & communication | 2020 |
| Squeeze Live LLP | | 2024 |
| SSA Merchandise Ltd | Arts & recreation | 2016 |
| SSA Recording LLP | | 2019 |
| SSA Touring LLP | | 2012 |
| Ssaca Films LLP | | 2014 |
| ST Andrew the Apostle Kerygma Logos Ltd | Education | 2025 |
| ST. John Touring LLP | | 2025 |
| Stackhouse Music Management Limited | Information & communication | 2010 |
| Stage Theatre Holdings Limited | Arts & recreation | 2016 |
| Stella Films Limited | Arts & recreation | 2012 |
| Steven Vengeance Limited | Arts & recreation | 2017 |
| Steven Vengeance Touring LLP | | 2017 |
| Stirling Holdings Limited | Arts & recreation | 1980 |
| Stumpwork LLP | | 2022 |
| Summit Law LLP | | 2008 |
| Suntown Publishing Limited | Information & communication | 2021 |
| Superstar Music Publishing Limited | Information & communication | 2021 |
| Surface Horizon Ltd | Arts & recreation | 2021 |
| Surveillance Music Publishing Limited | Information & communication | 2011 |
| Swell Touring LLP | | 2025 |
| T Beverages Limited | Wholesale & retail | 2022 |
| Tammy Faye Investment LLP | | 2024 |
| Tammy Faye Ltd | Arts & recreation | 2015 |
| Taqtar Naali Ltd | Health & social care | 2015 |