| 5 | Caffe Vita Limited | Restaurant/Cafe/Canteen | Rugby | CV21 3BW |
| 5 | Caffeine Project Coffee Roasters | Restaurant/Cafe/Canteen | Rugby | CV3 2AX |
| 5 | Cakes Fabulous Cakes | Other catering premises | Rugby | CV22 |
| Awaiting | Cakes.by.sandeep | Other catering premises | Rugby | CV22 7GT |
| 5 | Cakesland Rugby | Retailers - other | Rugby | CV21 |
| 5 | Calcutt Boats | Retailers - other | Rugby | CV47 8HX |
| 5 | Caldecote Day Nursery | Hospitals/Childcare/Caring Premises | Rugby | CV21 2QN |
| 5 | Caldecott Park Bowls Club | Pub/bar/nightclub | Rugby | CV21 2QU |
| 5 | Canalchef Cafe | Restaurant/Cafe/Canteen | Rugby | CV21 4PP |
| 1 | Canton chef | Takeaway/sandwich shop | Rugby | CV21 4EG |
| 4 | Caprinos pizza | Takeaway/sandwich shop | Rugby | CV21 3PT |
| 5 | Care Through The Millennium (Maple House) | Hospitals/Childcare/Caring Premises | Rugby | CV22 6NS |
| 4 | Care Through the Millennium (Aspen House) | Hospitals/Childcare/Caring Premises | Rugby | CV22 6NS |
| 4 | Care Through the Millennium (Redwood House) | Hospitals/Childcare/Caring Premises | Rugby | CV22 6NS |
| 5 | Caterlink | School/college/university | Rugby | CV23 8EA |
| 5 | Caterlink | School/college/university | Rugby | CV22 6EA |
| 5 | Caterlink @ Bilton Secondary School | School/college/university | Rugby | RG6 1PT |
| 4 | Caterlink @ Dunchurch CofE Infants | School/college/university | Rugby | CV22 6PA |
| 5 | Caterlink @ Rokeby Primary School | School/college/university | Rugby | CV22 5PE |
| 5 | Caterlink, | School/college/university | Rugby | CV22 7DJ |
| 5 | Cawston Grange Primary School | School/college/university | Rugby | CV22 7GU |
| 5 | Central Cafe | Restaurant/Cafe/Canteen | Rugby | CV21 2JT |
| 5 | Central Coop | Retailers - supermarkets/hypermarkets | Rugby | CV22 6DY |
| 5 | Central England Co-Operative | Retailers - supermarkets/hypermarkets | Rugby | CV23 1EW |
| 4 | Central Store | Retailers - other | Rugby | CV23 0UX |
| Awaiting | Ceva logistics | Distributors/Transporters | Rugby | LE65 1NU |
| 5 | Chaat House Rugby | Retailers - other | Rugby | CV21 |
| 5 | Chartwells at Bilton Grange Prep School | School/college/university | Rugby | CV22 6QU |
| 5 | Chartwells at Bradley House (Rugby School) | School/college/university | Rugby | CV22 5DT |
| 5 | Chartwells at Collingwood Centre | School/college/university | Rugby | CV22 5EA |
| 5 | Chartwells at Cotton House | School/college/university | Rugby | CV22 5DQ |
| 5 | Chartwells at Dean House (Rugby School) | School/college/university | Rugby | CV22 5DD |
| 5 | Chartwells at Griffin House | School/college/university | Rugby | CV22 5DJ |
| 5 | Chartwells at Kilbracken House | School/college/university | Rugby | CV22 5DX |
| 4 | Chartwells at Michell House | School/college/university | Rugby | CV22 5DB |
| 5 | Chartwells at Rupert Brooke House | School/college/university | Rugby | CV22 5DJ |
| 5 | Chartwells at School Field House (Rugby Scho | School/college/university | Rugby | CV22 5DR |
| 5 | Chartwells at School House (Rugby School) | School/college/university | Rugby | CV22 5EQ |
| 5 | Chartwells at Sheriff House Rugby School | School/college/university | Rugby | CV22 5DU |
| 5 | Chartwells at Southfield House | School/college/university | Rugby | CV22 5DJ |
| 5 | Chartwells at Sports Cafe | Restaurant/Cafe/Canteen | Rugby | CV22 5DJ |
| 5 | Chartwells at Stanley House (Rugby School) | School/college/university | Rugby | CV22 5DN |
| 5 | Chartwells at Town House | School/college/university | Rugby | CV22 5DJ |
| 5 | Chartwells at Tudor House (Rugby School) | School/college/university | Rugby | CV22 5DL |
| 5 | Chartwells at Whitelaw House | School/college/university | Rugby | CV22 5DE |
| 5 | Chartwells at the Tuck Shop Rugby School | School/college/university | Rugby | CV22 5DR |
| 4 | Cheese on the Green | Retailers - other | Rugby | CV22 7LZ |
| 5 | Chicco Di Caffe - Chicco's | Restaurant/Cafe/Canteen | Rugby | CV21 2QE |
| 5 | Chimney Residential Care Home | Hospitals/Childcare/Caring Premises | Rugby | CV22 7QJ |
| 4 | China Garden | Takeaway/sandwich shop | Rugby | CV21 1LT |