| 5 | Harrowby Lodge Nursing Home Ltd | Hospitals/Childcare/Caring Premises | South Kesteven | NG31 9HX |
| 5 | Harrowby United Football Club | Other catering premises | South Kesteven | NG31 9QY |
| 5 | Harry's Place | Restaurant/Cafe/Canteen | South Kesteven | NG31 8JS |
| Exempt | Hawkens Gingerbread | Manufacturers/packers | South Kesteven | NG31 6EJ |
| 5 | Headstart Clubhouse | Hospitals/Childcare/Caring Premises | South Kesteven | NG31 7AU |
| 5 | Headstart Nursery | Hospitals/Childcare/Caring Premises | South Kesteven | NG31 9AB |
| 5 | Henry Bell & Co (Grantham) Ltd | Distributors/Transporters | South Kesteven | NG31 7EJ |
| 5 | Heron Foods | Retailers - supermarkets/hypermarkets | South Kesteven | NG31 6EE |
| 5 | Holland & Barrett | Retailers - other | South Kesteven | NG31 6EE |
| 4 | Holroyd's Traditional Sweet Shop | Retailers - other | South Kesteven | NG31 6NJ |
| 5 | Home Bargains | Retailers - supermarkets/hypermarkets | South Kesteven | NG31 7NP |
| 5 | Hope Community Cafe | Restaurant/Cafe/Canteen | South Kesteven | NG31 7XD |
| 5 | Hunter's Bar | Pub/bar/nightclub | South Kesteven | NG31 6NZ |
| 5 | Iceland | Retailers - supermarkets/hypermarkets | South Kesteven | NG31 6TN |
| 4 | Ideal Catering Ltd T/A Ideal School Meals | Other catering premises | South Kesteven | NG31 7AU |
| 5 | Imagination Town Ltd | Other catering premises | South Kesteven | NG31 9FZ |
| 5 | Impact Food Group @ The King's School | School/college/university | South Kesteven | NG31 6RP |
| Awaiting | India Cottage | Restaurant/Cafe/Canteen | South Kesteven | NG31 6LU |
| 5 | Inourish Cakes | Retailers - other | South Kesteven | NG31 |
| 5 | Isaac Newton Primary School | School/college/university | South Kesteven | NG31 7DG |
| Awaiting | Islamic Centre Nottingham Central Mosque | Other catering premises | Nottingham City | NG3 1DG |
| 4 | Ivory Tusk Express | Takeaway/sandwich shop | South Kesteven | NG31 6EY |
| 3 | J C Malaysian Chinese Takeaway | Takeaway/sandwich shop | South Kesteven | NG31 9LJ |
| 5 | J&J Filipino Foods | Retailers - other | South Kesteven | NG31 6BA |
| 4 | JODAQ Foods | Retailers - other | South Kesteven | NG31 6EJ |
| 5 | JTD's Fruit & Veg | Retailers - other | South Kesteven | NG31 |
| 5 | Jorja's Gift Boutique | Retailers - other | South Kesteven | NG31 |
| 5 | Joseth Foods Limited | Retailers - other | South Kesteven | NG31 |
| 5 | Jubilee Church Life Centre | Hospitals/Childcare/Caring Premises | South Kesteven | NG31 6EY |
| 5 | Juliano's | Restaurant/Cafe/Canteen | South Kesteven | NG31 6BA |
| Exempt | Junior Adventures Group @ Grantham Meres NG31 | Hospitals/Childcare/Caring Premises | South Kesteven | NG31 7XQ |
| 5 | KFC Grantham DT | Restaurant/Cafe/Canteen | South Kesteven | NG31 7SA |
| 5 | Kandypop | Retailers - other | South Kesteven | NG31 |
| 5 | Karen's Kitchen - Grantham Masonic Hall | Other catering premises | South Kesteven | NG31 8BL |
| 4 | Katana Japanese Cuisine | Restaurant/Cafe/Canteen | South Kesteven | NG31 6LH |
| 5 | Ken Chinese Restaurant | Takeaway/sandwich shop | South Kesteven | NG31 6EU |
| 5 | Kesteven & Grantham Girls School | School/college/university | South Kesteven | NG31 9AU |
| 5 | Kings Arms | Pub/bar/nightclub | South Kesteven | NG31 6LT |
| 5 | Kings Court Nursing Home | Hospitals/Childcare/Caring Premises | South Kesteven | NG31 6RR |
| 5 | Kings Walk Cafe | Restaurant/Cafe/Canteen | South Kesteven | NG31 6NL |
| 5 | Kitchen and Coffee | Restaurant/Cafe/Canteen | South Kesteven | NG31 6LA |
| 4 | KlubHaus | Pub/bar/nightclub | South Kesteven | NG31 6PN |
| 2 | Knightingales | Restaurant/Cafe/Canteen | South Kesteven | NG31 6NJ |
| 5 | LPM Catering | Takeaway/sandwich shop | South Kesteven | NG31 9DT |
| 5 | Lace Housing | Hospitals/Childcare/Caring Premises | South Kesteven | NG31 7GJ |
| 4 | Ladybird Market | Retailers - other | South Kesteven | NG31 6BA |
| 5 | Lidl | Retailers - supermarkets/hypermarkets | South Kesteven | NG31 6NS |
| Exempt | Lincolnshire Co-op Barrowby Gate | Retailers - other | South Kesteven | NG31 8RX |
| 5 | Lincolnshire Co-op Springfield Road Food Store | Retailers - supermarkets/hypermarkets | South Kesteven | NG31 7GQ |
| 5 | Liquid Light Brewing Company | Manufacturers/packers | Nottingham City | NG3 1GE |