| Pass | Cake by Kerry Campbell | Manufacturers/packers | West Dunbartonshire | G81 |
| Pass | Cakes by Lina and Ann | Other catering premises | West Dunbartonshire | G83 |
| Awaiting | Cakes by Vickie | Retailers - other | West Dunbartonshire | G81 5JZ |
| Pass | Cameron House Resort (Loch Lomond) Limited | Hotel/bed & breakfast/guest house | West Dunbartonshire | G83 8QZ |
| Pass | Candy Box | Retailers - other | West Dunbartonshire | G81 1RT |
| Pass | Card Factory | Retailers - other | West Dunbartonshire | G81 2RR |
| Pass | Carleith Primary School | School/college/university | West Dunbartonshire | G81 6EF |
| Pass | Carlyles Fine Foods Ltd | Retailers - other | West Dunbartonshire | G81 4BB |
| Pass | Carousel Nurseries | Hospitals/Childcare/Caring Premises | West Dunbartonshire | G82 1RD |
| Pass | Carousel Nursery | Hospitals/Childcare/Caring Premises | West Dunbartonshire | G83 0RY |
| Pass | Castle View - HC-One | Hospitals/Childcare/Caring Premises | West Dunbartonshire | G82 1JU |
| Pass | Caulders Loch Lomond | Restaurant/Cafe/Canteen | West Dunbartonshire | G83 8NB |
| Pass | Cece's Bakes | Other catering premises | West Dunbartonshire | G82 |
| Pass | Chandlers | Pub/bar/nightclub | West Dunbartonshire | G81 1TH |
| Pass | Chargrill | Takeaway/sandwich shop | West Dunbartonshire | G82 1QL |
| Pass | Chateau de Mediterranean | Distributors/Transporters | West Dunbartonshire | G82 2RB |
| Awaiting | Cherry On Top | Other catering premises | West Dunbartonshire | G81 5LA |
| Awaiting | Chest, Heart & Stroke Scotland | Retailers - other | West Dunbartonshire | G81 2RR |
| Pass | Children's Hospice Association Scotland | Hospitals/Childcare/Caring Premises | West Dunbartonshire | G83 8LX |
| Pass | Childrens Hour Nursery Ltd | Hospitals/Childcare/Caring Premises | West Dunbartonshire | G81 5PJ |
| Pass | Chillies | Takeaway/sandwich shop | West Dunbartonshire | G83 8LQ |
| Pass | Chimes Chinese Restaurant | Restaurant/Cafe/Canteen | West Dunbartonshire | G83 8PN |
| Pass | Choices School | Restaurant/Cafe/Canteen | West Dunbartonshire | G83 8PN |
| Pass | Christie Park Early Learning and Childcare Centre | Hospitals/Childcare/Caring Premises | West Dunbartonshire | G83 0DF |
| Pass | Christie Park Primary | School/college/university | West Dunbartonshire | G83 0DF |
| Pass | Clan Chemists Ltd | Retailers - other | West Dunbartonshire | G81 5NZ |
| Awaiting | Clare's Cakes, Bakes and Other Makes | Other catering premises | West Dunbartonshire | G81 5NU |
| Pass | Clipper Cafe | Restaurant/Cafe/Canteen | West Dunbartonshire | G82 3DR |
| Pass | Club 3000 Bingo | Restaurant/Cafe/Canteen | West Dunbartonshire | G81 2BQ |
| Awaiting | Clubbcakes | Other catering premises | West Dunbartonshire | G82 3JN |
| Pass | Clyde Court Care Home | Hospitals/Childcare/Caring Premises | West Dunbartonshire | G81 2LE |
| Awaiting | Clyde Cross Fish & Chip Shop | Restaurant/Cafe/Canteen | West Dunbartonshire | G81 1RT |
| Awaiting | Clyde Sushi Trays | Other catering premises | West Dunbartonshire | G82 |
| Pass | Clyde Venue | Other catering premises | West Dunbartonshire | G81 1SQ |
| Pass | Clydebank & District Golf Club | Restaurant/Cafe/Canteen | West Dunbartonshire | G81 5QY |
| Pass | Clydebank Bowling Club | Restaurant/Cafe/Canteen | West Dunbartonshire | G81 1ND |
| Pass | Clydebank Co-operative | Retailers - supermarkets/hypermarkets | West Dunbartonshire | G81 1EA |
| Pass | Clydebank Co-operative Society | Retailers - supermarkets/hypermarkets | West Dunbartonshire | G81 3NQ |
| Pass | Clydebank Co-operative Society | Retailers - supermarkets/hypermarkets | West Dunbartonshire | G81 6QU |
| Pass | Clydebank Co-operative Society | Retailers - supermarkets/hypermarkets | West Dunbartonshire | G81 2TX |
| Pass | Clydebank Co-operative Society | Retailers - supermarkets/hypermarkets | West Dunbartonshire | G81 4BQ |
| Pass | Clydebank Community Sport Hub | Restaurant/Cafe/Canteen | West Dunbartonshire | G81 1RU |
| Pass | Clydebank Family Centre/EL&CC | Hospitals/Childcare/Caring Premises | West Dunbartonshire | G81 1RD |
| Pass | Clydebank Filling Station | Retailers - other | West Dunbartonshire | G81 1JA |
| Pass | Clydebank Grocers | Retailers - other | West Dunbartonshire | G81 3BD |
| Pass | Clydebank High School | School/college/university | West Dunbartonshire | G81 3ED |
| Pass | Clydebank Masonic Social Club | Retailers - other | West Dunbartonshire | G81 1SW |
| Pass | Clydebank Police Office | Retailers - other | West Dunbartonshire | G81 2PA |
| Pass | Clydebank Town Hall | Other catering premises | West Dunbartonshire | G81 1UE |
| Pass | Clydebank co-op-keystore | Retailers - supermarkets/hypermarkets | West Dunbartonshire | G81 5JP |