| Jackel Games Ltd | Wholesale & retail | 2017 |
| Jackson Enterprises Ltd | Hospitality | 2010 |
| Jccrypto Ltd | Information & communication | 2023 |
| Jish Plastering Ltd | Construction | 2026 |
| Jj's Garage Ltd | Wholesale & retail | 2016 |
| John Pocklington Haulage Ltd | Transport & logistics | 2022 |
| JP Design and Develop Ltd | Construction | 2023 |
| JR Tippers Ltd | Construction | 2019 |
| Jubilee Park Woodhall Spa Limited | Arts & recreation | 2014 |
| JW Business Solutions Ltd | Professional & scientific | 2008 |
| Kemble Management Ltd | Professional & scientific | 2025 |
| Kemble Vine Limited | Professional & scientific | 2024 |
| Kinema in the Woods Ltd | Information & communication | 2002 |
| Kirkby Limited | Households | 1985 |
| Kitchenetta Deli Limited | Hospitality | 2013 |
| Kiwi Energy Renewables Ltd | Construction | 2025 |
| Langvil Limited | Hospitality | 1986 |
| Leech's Dairy Farm Limited | Agriculture & fishing | 1949 |
| Legacy Securities Ltd | Financial services | 2025 |
| Lily's Clothing Limited | Wholesale & retail | 2021 |
| Lincoln Commercial Vehicles Limited | Extraterritorial | 2016 |
| Lincolnshire Adworks Ltd | Professional & scientific | 2024 |
| Lincolnshire Carpet Warehouse (U.K.) Ltd | Construction | 2023 |
| Lincolnshire Carpet Warehouse Limited | Construction | 2022 |
| Lincolnshire Ground Care Ltd | Administrative & support | 2023 |
| Lincs EMS Limited | Administrative & support | 2020 |
| Marchweb Limited | Information & communication | 2012 |
| Mark Fraser Property Ltd | Extraterritorial | 2024 |
| Matson Electrical Services Limited | Construction | 2016 |
| Matson Lettings Limited | Real estate | 2025 |
| Maximum Effort Investments Ltd | Real estate | 2020 |
| Mayflower Air Freight Ltd | Transport & logistics | 2023 |
| MGR Guns Limited | Wholesale & retail | 2023 |
| Milash Partnership Ltd | Professional & scientific | 2014 |
| MJA Ventures Limited | Hospitality | 2017 |
| Mjmuk Consultancy Limited | Professional & scientific | 2022 |
| Model Farm Nursery Limited | Financial services | 1958 |
| Molly & ME Lifestyle Ltd | Wholesale & retail | 2020 |
| Moreby Limited | Extraterritorial | 1988 |
| Motosure Limited | Administrative & support | 2004 |
| Mrvl Limited | Hospitality | 2018 |
| Naemahs Kitchen Ltd | Hospitality | 2016 |
| National Training & Skills Centre Limited | Extraterritorial | 2011 |
| Naturama Europe Limited | Administrative & support | 2011 |
| Neat and Pressed Ltd | Other services | 2019 |
| Nessling Cutting Ltd | Professional & scientific | 2023 |
| Newstead Farm Ltd | Real estate | 2014 |
| NLB Group Ltd | Professional & scientific | 2017 |
| Normsake Limited | Real estate | 2021 |
| Novi Pochatok Ltd | Real estate | 2023 |
| Nude Cakes Ltd | Manufacturing | 2019 |
| Nuropilot Ltd | Information & communication | 2025 |
| Oaklands Park (Tingdene) Ltd. | Administrative & support | 1994 |
| Oaklea Ltd. | Hospitality | 1993 |
| Oakmills Properties Limited | Real estate | 2019 |
| Old House Farm Equestrian Ltd | Agriculture & fishing | 2026 |
| Old Shuck Design Ltd | Wholesale & retail | 2025 |
| Omond-Tong Consultancy Ltd | Manufacturing | 2012 |
| Opticks Limited | Health & social care | 2015 |
| Ostar Invest Ltd | Real estate | 2025 |
| Otfe Consultancy Ltd | Professional & scientific | 2013 |
| Padel Bites Limited | Hospitality | 2026 |
| Padel Dreams Ltd | Professional & scientific | 2025 |
| Pedersen Properties Limited | Wholesale & retail | 1997 |
| Petwood Hotel Limited | Hospitality | 1996 |
| Petwood Leisure Limited | Hospitality | 2009 |
| PIN Cushion Interior Decorations Limited | Manufacturing | 2015 |
| Pink Skye Limited | Administrative & support | 2005 |
| Pizza MILANO17 Ltd | Hospitality | 2026 |
| Pole Performance Limited | Arts & recreation | 2002 |
| Power Resources Limited | Wholesale & retail | 1994 |
| Precision Window and Door Installations Ltd | Construction | 2023 |
| Productivity Hubs CIC | Administrative & support | 2024 |
| PSM Copper Recycling Ltd | Water & waste | 2021 |
| R & H Plant Limited | Construction | 2004 |
| Ragged Anchor Limited | Other services | 2020 |
| Ragged Apron Cafe Ltd | Wholesale & retail | 2020 |
| Read Transport Ltd. | Transport & logistics | 2001 |
| Realtree Pigwigs Limited | Agriculture & fishing | 2023 |
| Redhead Investments Limited | Real estate | 2012 |
| Resonance Voice Training Ltd | Other services | 2010 |
| RJ Accountancy Limited | Professional & scientific | 2015 |
| Road Style Limited | Other services | 2018 |
| Rockhardrecycling Ltd | Water & waste | 2023 |
| Rodi Property Company Limited | Real estate | 1963 |
| Roughton Moor Limited | Financial services | 2012 |
| Rush Countryside Services Limited | Agriculture & fishing | 2011 |
| S W Products Ltd | Manufacturing | 2012 |
| S.T. GAS Plumbing and Heating Ltd | Construction | 2014 |
| Shelbourn Investments Limited | Real estate | 2020 |
| Shelbourn Properties Limited | Construction | 2016 |
| South Yorkshire Decorators Limited | Construction | 2016 |
| Spaceright Group Limited | Manufacturing | 2019 |
| Spinney Hill Properties Limited | Real estate | 2020 |
| Sports Holidays Limited | Hospitality | 2019 |
| Spraycare Limited | Manufacturing | 2005 |
| ST Andrew's Church of England Academy | Education | 2012 |
| Stamped by Cheryl Ltd | Manufacturing | 2024 |
| Stations Butchers Limited | Wholesale & retail | 2021 |
| T. Brocklehurst Farms | Agriculture & fishing | 1976 |