| 5 | Id Derby CIC | Other catering premises | Derby City | DE1 2HF |
| 5 | Independent Order Of Oddfellows | Pub/bar/nightclub | Derby City | DE1 2GU |
| Awaiting | Infinity Derby | Restaurant/Cafe/Canteen | Derby City | DE1 2BB |
| 4 | Into Nature Nursery | Hospitals/Childcare/Caring Premises | South Derbyshire | DE12 8HZ |
| Exempt | J Dodds | Retailers - other | South Derbyshire | DE12 |
| 5 | J J Flowers Market Stall | Retailers - other | Derby City | DE1 2PR |
| Awaiting | J16 Hair and Beauty | Restaurant/Cafe/Canteen | Derby City | DE1 2PU |
| 4 | JJ Lloyds | Pub/bar/nightclub | Derby City | DE1 2DS |
| 5 | JLR Unipart | Restaurant/Cafe/Canteen | North West Leicestershire | DE12 8BA |
| 5 | Jacqueline's Homemade Chocolate and Sweet Treats | Other catering premises | South Derbyshire | DE12 |
| 5 | Jade Langdon | Manufacturers/packers | North West Leicestershire | DE12 8AG |
| 5 | James Convenience | Retailers - other | Derby City | DE1 2AY |
| 5 | Jaspers Food And Wine Stores | Retailers - other | North West Leicestershire | DE12 6EX |
| 5 | Jolly Asian | Retailers - other | Derby City | DE1 2NR |
| 5 | Jungle Madness | Restaurant/Cafe/Canteen | North West Leicestershire | DE12 7PY |
| 5 | Junior Adventures Group at Castleward Spencer Academy | School/college/university | Derby City | DE1 2RJ |
| 5 | Juniper House | Hospitals/Childcare/Caring Premises | South Derbyshire | DE12 |
| 5 | Just Baked | Restaurant/Cafe/Canteen | North West Leicestershire | DE12 |
| 5 | K And C Kids Cabin Ltd - Measham | Hospitals/Childcare/Caring Premises | North West Leicestershire | DE12 7LG |
| 5 | K And C Kids Cabin Ltd - Snarestone | Hospitals/Childcare/Caring Premises | North West Leicestershire | DE12 7DB |
| 5 | KFC | Restaurant/Cafe/Canteen | Derby City | DE1 2PQ |
| 5 | Kave Desserts Cafe / Waffles Cookie Dough Milkshake & Desserts | Restaurant/Cafe/Canteen | Derby City | DE1 2LH |
| 2 | Kebab Guys | Mobile caterer | Derby City | DE1 2BH |
| 5 | Keppel Gate Bed and Breakfast | Hotel/bed & breakfast/guest house | South Derbyshire | DE12 |
| 5 | Kerala Peppery | Hotel/bed & breakfast/guest house | Derby City | DE1 2SL |
| 5 | Kids Planet Donisthorpe | Hospitals/Childcare/Caring Premises | North West Leicestershire | DE12 7PL |
| 5 | Kingpin Catering Ltd T/A Kebab Cartel | Mobile caterer | Derby City | DE1 2QD |
| 5 | Kravings | Restaurant/Cafe/Canteen | Derby City | DE1 2QN |
| Awaiting | Laced In Sugar | Restaurant/Cafe/Canteen | North West Leicestershire | DE12 |
| 5 | Lakeside Bistro | Restaurant/Cafe/Canteen | North West Leicestershire | DE12 6BN |
| 5 | Landau Forte College | School/college/university | Derby City | DE1 2LF |
| Exempt | Lander and Hunter | Retailers - other | Derby City | DE1 2GJ |
| 5 | Lapsi Spice Multicuisine Restaurant | Restaurant/Cafe/Canteen | Derby City | DE1 2QN |
| 5 | Leicestershire Traded Services At St. Charles RC School | School/college/university | North West Leicestershire | DE12 7LQ |
| 5 | Lidl UK Gmbh | Retailers - supermarkets/hypermarkets | Derby City | DE1 2GJ |
| 5 | Linton Primary School | School/college/university | South Derbyshire | DE12 6QA |
| 5 | Liversage Court Residential Home | Hospitals/Childcare/Caring Premises | Derby City | DE1 2TL |
| 4 | Lodge Farm Shop LTD | Retailers - other | North West Leicestershire | DE12 7DA |
| Awaiting | Lola's Cake, Paints And Parties | Restaurant/Cafe/Canteen | North West Leicestershire | DE12 |
| 5 | Lollys Rolls | Restaurant/Cafe/Canteen | Derby City | DE1 2AW |
| 5 | Londis - Traffic | Retailers - other | Derby City | DE1 2NL |
| Awaiting | Londis Measham | Retailers - other | North West Leicestershire | DE12 7JW |
| 4 | London Midland Railway Club Association | Pub/bar/nightclub | Derby City | DE1 2LY |
| 5 | Lullington Park Cricket Club | Restaurant/Cafe/Canteen | South Derbyshire | DE12 8EF |
| Awaiting | ME Sports in the Community CIC | Restaurant/Cafe/Canteen | North West Leicestershire | DE12 7RG |
| Exempt | MERKUR Slots | Other catering premises | Derby City | DE1 2AT |
| 5 | Mac's Club at Castleward Spencer Academy | Other catering premises | Derby City | DE1 2RJ |
| 4 | Mamma Mias / Mamma's Desserts | Takeaway/sandwich shop | Derby City | DE1 2SU |
| 5 | Manor Farm Bed & Breakfast | Hotel/bed & breakfast/guest house | South Derbyshire | DE12 8EP |
| 5 | Marks & Spencer | Retailers - supermarkets/hypermarkets | Derby City | DE1 2NS |