| Skegness Caravan Sales Ltd | Wholesale & retail | 2016 |
| Skegness Clothing Ltd | Wholesale & retail | 2022 |
| Skegness Construction Services Ltd | Construction | 2007 |
| Skegness Cream Ice Co (Lincs) Limited | Manufacturing | 2012 |
| Skegness Crematorium Limited | Other services | 2020 |
| Skegness Dental Laboratory Limited | Health & social care | 2012 |
| Skegness Development Company Limited | Real estate | 1994 |
| Skegness Discount Drinks Limited | Wholesale & retail | 2012 |
| Skegness Grosvenor Services Ltd | Arts & recreation | 2025 |
| Skegness Kebab and Grill Ltd | Hospitality | 2013 |
| Skegness Market Limited | Wholesale & retail | 2024 |
| Skegness Models and Raceway Ltd | Wholesale & retail | 2025 |
| Skegness Mortgage Centre Limited | Financial services | 2017 |
| Skegness Nail & Beauty Ltd | Other services | 2026 |
| Skegness Natureland Holdings Limited | Financial services | 2019 |
| Skegness Padel Limited | Arts & recreation | 2025 |
| Skegness Property Ltd | Real estate | 2019 |
| Skegness RC Hub Ltd | Arts & recreation | 2025 |
| Skegness Rock Shop Limited | Wholesale & retail | 1954 |
| Skegness Scaffolding Services Ltd | Construction | 2026 |
| Skegness Sports Association Limited | Arts & recreation | 2010 |
| Skegness Springs Holdings Limited | Financial services | 2015 |
| Skegness Travel Limited | Administrative & support | 2025 |
| Skillroute Driver Development Ltd | Education | 2025 |
| SL & KL Holdings Ltd | Real estate | 2025 |
| Slava Force Ltd | Administrative & support | 2023 |
| Slim Shadies Celebrity Sunglasses Limited | Wholesale & retail | 2010 |
| Slipstream Motorcycle (Sales) Limited | Wholesale & retail | 2003 |
| Slumdog Bar & Kitchen Ltd | Hospitality | 2025 |
| Smakolyczek Ltd | Wholesale & retail | 2022 |
| Smallgrove Limited | Hospitality | 2011 |
| Smart Access and Monitoring Ltd | Manufacturing | 2025 |
| Smart Digital and Media Solutions Ltd | Professional & scientific | 2018 |
| Smilemax Limited | Health & social care | 2022 |
| Snips Hair Design Ltd | Other services | 2018 |
| Sohi Fashion Ltd | Wholesale & retail | 2025 |
| SOK Leisure Limited | Financial services | 2021 |
| Solid Shield Hosting Ltd | Information & communication | 2025 |
| Solidor Contracting Ltd | Manufacturing | 2026 |
| Sonus Consulting Limited | Professional & scientific | 2025 |
| Sovereign Nutrition Ltd. | Wholesale & retail | 2017 |
| Sparkes Design Limited | Construction | 2023 |
| Spearhead Wholesale Ltd | Wholesale & retail | 2020 |
| Special Pipeline Services Limited | Construction | 2008 |
| Speed Kiosks Ltd | Hospitality | 2021 |
| Spice FIX Limited | Hospitality | 2025 |
| Spicez Ltd | Hospitality | 2026 |
| Squire Furnishings Ltd | Wholesale & retail | 2015 |
| Srautomotive (Lincs) Limited | Wholesale & retail | 2020 |
| SS Property & Developments Ltd | Real estate | 2023 |
| Stanbra Publishing Ltd | Information & communication | 2021 |
| Starboard Productions Limited | Arts & recreation | 2024 |
| Steel Lettings Limited | Real estate | 2026 |
| Stephils Services Limited | Arts & recreation | 2003 |
| Stoma Serenity Limited | Wholesale & retail | 2025 |
| Stone Printers Limited | Manufacturing | 1991 |
| Stonewall Spirits Ltd | Wholesale & retail | 2021 |
| Storehouse Sales Limited | Hospitality | 2012 |
| Storit Limited | Transport & logistics | 1997 |
| Storitve Letalskega Oblikovanja Ltd | Professional & scientific | 2025 |
| Strand Housing LLP | | 2010 |
| Strip & FIX Ltd | Other services | 2016 |
| Stuart Bogg Electrical Ltd | Construction | 2021 |
| Styles Salon Limited | Other services | 2015 |
| Suction Excavator Hire Limited | Construction | 2007 |
| Sugra 786 Limited | Transport & logistics | 2020 |
| Sukat Processing Ltd | Wholesale & retail | 2011 |
| Sunny Blinds Ltd | Wholesale & retail | 2017 |
| Sunnydecks Holdings Limited | Other services | 2010 |
| Sunrise Beach Catering Ltd | Hospitality | 2024 |
| Sunrise Beach Events Ltd | Hospitality | 2025 |
| Sunshine Fields Management Ltd | Extraterritorial | 2021 |
| Super Shiny Hand Car Wash Ltd | Wholesale & retail | 2025 |
| Superior Decking (Holdings) Ltd | Financial services | 2022 |
| Superior Decking Ltd | Wholesale & retail | 2022 |
| Swarve Property Solutions Ltd | Real estate | 2024 |
| Swat Pest Control Limited | Administrative & support | 2010 |
| SWB Cosmetics Ltd | Wholesale & retail | 2020 |
| Sweg Lettings Limited | Real estate | 2023 |
| Switch Electrical (Lincs) Ltd | Construction | 2025 |
| Syne Hills Care Home Limited | Administrative & support | 2005 |
| T & D Nails Ltd | Other services | 2026 |
| T&H Angel Nails Limited | Other services | 2020 |
| Tallycost Limited | Information & communication | 1992 |
| Task Enterprises Ltd | Construction | 2024 |
| Tasty House Skegness Limited | Hospitality | 2026 |
| Taurus Scaffolding Ltd | Construction | 2024 |
| Taylor Made (Lincs) Ltd | Construction | 2024 |
| TC Property Lincs Limited | Real estate | 2020 |
| TCE Lincs Ltd | Construction | 2019 |
| Tcuk Limited | Administrative & support | 2015 |
| TD Delivery’S Ltd | Transport & logistics | 2022 |
| TD Motors (Burgh) Limited | Wholesale & retail | 2023 |
| Techlab (Lincs) Limited | Wholesale & retail | 2017 |
| Techshaw Limited | Wholesale & retail | 2025 |
| Teen Spirit Group Limited | Financial services | 2025 |
| Teen Spirit Holdings Ltd | Financial services | 2024 |
| Teen Spirit Limited | Arts & recreation | 1995 |
| Teen Spirit Organisation Limited | Arts & recreation | 2023 |
| Telekinetica Limited | Information & communication | 2009 |