| Kesteven Metal Products Limited | | 1985 |
| Kiowa Limited | Wholesale & retail | 1991 |
| Lamyman Worlaby Farms Unlimited | Agriculture & fishing | 1956 |
| Landline Services (Transport) Limited | Professional & scientific | 1980 |
| Langham House Farm(Alford)Limited | Agriculture & fishing | 1961 |
| Leeway Seeds Limited | Extraterritorial | 1972 |
| Leslie Edwards International Limited | Professional & scientific | 2009 |
| Lincoln Veterinary Services Limited | Professional & scientific | 2007 |
| Lincolnshire Drainage Company Limited | Administrative & support | 2006 |
| Lincolnshire Steam and Vintage Rally Limited(The) | Arts & recreation | 1985 |
| Lincs I.T. Services Limited | Professional & scientific | 2007 |
| Lindum Sports Association Limited | Arts & recreation | 1947 |
| Lingarden Bulbs Limited | Wholesale & retail | 2006 |
| Luna Productions (London) Limited | Information & communication | 2019 |
| Mablethorpe Sandracing Ltd | Arts & recreation | 1988 |
| Marshall Limited | | 1981 |
| Martin Fluid Power Ltd | Wholesale & retail | 2005 |
| Mcdougall Motorhomes Limited | Administrative & support | 2008 |
| MCP Plumbing and Heating Limited | Construction | 2006 |
| Mechanised Farm Systems Limited | Transport & logistics | 1985 |
| Michael F Morris Limited | Health & social care | 2007 |
| Micronclean (Skegness) Limited | Professional & scientific | 1877 |
| Mountains Building Contractors Limited | Construction | 1993 |
| Neat Ideas Ltd | Other services | 1989 |
| Neighbour Insurance Consultants | | 1994 |
| Nell Bros | Agriculture & fishing | 1949 |
| Nelson Butler & SON Limited | Manufacturing | 1949 |
| Niall Pierce Electrical Limited | Manufacturing | 2007 |
| North's Shoes Limited | Wholesale & retail | 1952 |
| NPD Direct Limited | Professional & scientific | 2003 |
| Oakhouse Financial Services Limited | Administrative & support | 2007 |
| Omex Agriculture Limited | Manufacturing | 1976 |
| Paston Harrison Limited | Professional & scientific | 1992 |
| Pearson's Poultry Products Limited | Real estate | 1957 |
| Peterborough Game Company Ltd | Wholesale & retail | 2004 |
| Pipe Tool Supplies Limited | Wholesale & retail | 1991 |
| Piper Civil Engineering Limited | Construction | 1997 |
| Prioritas Limited | Information & communication | 2015 |
| Project CM Limited | Real estate | 2006 |
| Quickcall Limited | Agriculture & fishing | 1985 |
| R S Gosling Upvc Limited | Administrative & support | 2002 |
| R. Bratley (Plants) Limited | Agriculture & fishing | 2001 |
| Rainthorpe Transport Limited | Transport & logistics | 2003 |
| RAY Hamblin Limited | Wholesale & retail | 1961 |
| Red Dog Properties Boston Ltd | Real estate | 2017 |
| Rhodes Fitted Kitchens Limited | Wholesale & retail | 1972 |
| Rickshaw Assets Ltd. | Other services | 2019 |
| Rodger Tech. Limited | Wholesale & retail | 1976 |
| S.N.G. Electrical Limited | Construction | 2006 |
| Security Lincs Ltd | Other services | 2006 |
| Selba Trading Limited | Real estate | 2001 |
| Skegness Bowling Club Company Limited | Professional & scientific | 1934 |
| Snakeholme Technical Services Limited | Professional & scientific | 2006 |
| Snoring Disorders Centre Limited | Health & social care | 2006 |
| Spalding Club,Limited | Hospitality | 1936 |
| Spalding Electricians Limited | Professional & scientific | 2008 |
| Spalding Potatoes Limited | Wholesale & retail | 1972 |
| Sparkling Innovation Limited | Administrative & support | 2006 |
| Stamford Motorcycles Limited | | 1981 |
| Stanborough Press Limited | Information & communication | 1894 |
| Starco Engineering Limited | | 1965 |
| Steve Green Plumbing & Heating Ltd | Construction | 2004 |
| Steve Young Limited | Construction | 2002 |
| Strands of Spalding Limited | Other services | 2005 |
| Surefire Central Heating Installations and Services Limited | Construction | 2006 |
| Terence Goddard Associates Limited | Financial services | 2003 |
| THE Garage (Gainsborough) Limited | Wholesale & retail | 2008 |
| THE RFA Partnership Limited | Financial services | 2006 |
| THE Strawberry Dog Ltd | Other services | 2023 |
| Trade Carpet and Upholstery Centre Limited | Wholesale & retail | 1999 |
| Trawltone Limited | | 1981 |
| U.K. Sampling Gauges Limited | Manufacturing | 1986 |
| Universal Cigarette Card Co Limited(The) | Wholesale & retail | 1946 |
| Vetpreneur Ltd | Professional & scientific | 2024 |
| W a Jaines & SON (Property Holdings) Limited | Real estate | 2025 |
| Wardour Fire & Security Limited | Information & communication | 2007 |
| Waterlane Nurseries Limited | Wholesale & retail | 2002 |
| Watkin and Sons (Grantham) Limited | Wholesale & retail | 1957 |
| William Kent (Memorials) Limited | Manufacturing | 1938 |
| Willoughby Tree Services Limited | Agriculture & fishing | 2007 |
| Worley Electrical Ltd | Extraterritorial | 2023 |