| Seamaster International L.P. | | 2015 |
| Seamaster Overseas Services L.P. | | 2014 |
| Searock Services Ltd | | 2023 |
| Seashore Limited | | 2023 |
| Seaview Marine Services L.P. | | 2011 |
| Seawood Investments Limited | Professional & scientific | 1996 |
| Securevest Limited | | 2023 |
| Sedgeford Limited | | 2025 |
| Seedar Limited | | 2022 |
| Sektor Trading LP | | 2015 |
| Seldale Limited | Professional & scientific | 1996 |
| Select Intertrade L.P. | | 2012 |
| Select Marketing & Promotions L.P. | | 2014 |
| Select Merchants L.P. | | 2013 |
| Select Trade Worldwide L.P. | | 2014 |
| Selkirk Trading LP | | 2015 |
| Selridge Limited | | 2023 |
| Selsdon Estates Property Limited | | 2022 |
| Senior Corporation L.P. | | 2014 |
| Senior International Holdings L.P. | | 2015 |
| Senior Investments Worldwide L.P. | | 2014 |
| Senior Management Services L.P. | | 2014 |
| Senior Marketing & Promotions L.P. | | 2015 |
| Sentier Oriental LP | | 2013 |
| Sentrum (Rugby) Limited | | 2020 |
| Sentrum (Rugby) Limited | | 2023 |
| Serious Services L.P. | | 2013 |
| Serruria Investments Limited | | 2023 |
| Servetech Europe L.P. | | 2011 |
| Servewell Corporation L.P. | | 2013 |
| Servewell Enterprises L.P. | | 2011 |
| Servewell Technology Support L.P. | | 2014 |
| Seven ROW L.P. | | 2013 |
| Seven Seas Properties Limited | | 2022 |
| Seville Limited | | 2023 |
| Shaaak Investments Limited | | 2022 |
| Shabeck Limited | | 2022 |
| Shadwell Holding Limited | | 2023 |
| Shalom Investments Limited | | 2022 |
| Shamson SP | | 2017 |
| Shanks & Company (Tofts) | | 1997 |
| Sharkon Trading L.P. | | 2015 |
| Sharp Corporation L.P. | | 2014 |
| Sharp Imports/Exports L.P. | | 2013 |
| Sharp Technology Solutions L.P. | | 2013 |
| Shaz Investments Limited | | 2023 |
| Sheeba Corporation L.P. | | 2015 |
| Sheen Limited | | 2022 |
| Sheepdog Investments Limited | Professional & scientific | 1996 |
| Sheldrake Investments Limited | Professional & scientific | 1996 |
| Shellac Limited | | 2023 |
| Shelton Trade LP | | 2014 |
| Shena Simon Estates Limited | | 2024 |
| Shenerton Limited | | 2022 |
| Sheppard Investments Limited | | 2022 |
| Sherdley Limited | | 2022 |
| Sheridan Holdings Limited | | 2023 |
| Shield Organisation L.P. | | 2015 |
| Shield Technical Solutions L.P. | | 2015 |
| Shineway Limited | | 2024 |
| Shiny Honour LP | | 2017 |
| Shireside LP | | 2016 |
| Shooting Star Limited | | 2023 |
| Shop Supplies L.P. | | 2014 |
| Shop Traders L.P. | | 2013 |
| Shore Securities Limited | | 2022 |
| Shore Trustees Limited | | 2022 |
| Shoreditch Hotel Propco Limited | | 2022 |
| Shoreditch Limited | | 2022 |
| Shoreline Holdings Limited | | 2022 |
| Shoreline Properties Limited | | 2022 |
| Shorrall Limited | | 2023 |
| Shrewsbury Retail Ltd | | 2023 |
| Sibling Investments Limited | | 2022 |
| Sibur L.P. | | 2012 |
| SID (IOM) Ltd | | 2023 |
| Significant Technology L.P. | | 2014 |
| Sigtuna OIL LP | | 2014 |
| Sigurd Svensson LP | | 2016 |
| Silk Limited | | 2023 |
| Silver Beech (IOM) Limited | | 2023 |
| Silver FOX Investments Limited | | 2022 |
| Silverbrook Corporation L.P. | | 2014 |
| Silvercrest Limited | | 2023 |
| Silverdale Corporation L.P. | | 2014 |
| Silverdale Industrial Services L.P. | | 2015 |
| Silverdale Services L.P. | | 2015 |
| Silverdale Trustees Limited | | 2023 |
| Silverton & Grant LP | | 2017 |
| Silverton Raft LP | | 2016 |
| Silvertree Limited | | 2023 |
| Silvervale Property Company L.P. | | 2015 |
| Silverway Enterprises L.P. | | 2014 |
| Silverwealth Limited | | 2023 |
| Simbesu Limited | | 2023 |
| Simholdco Limited | | 2023 |
| Simple Commercial Services L.P. | | 2013 |
| Simple Imports/Exports L.P. | | 2013 |
| Singleton Limited | | 2023 |
| Sinoprime L.P. | | 2014 |