| Burgo Group SpA |
| Burns Owens Partnership Limited |
| Bürokraft Reklam ve Danismanlik Hizmetleri Tic. Ltd. Sti. |
| Burton's Foods Ltd |
| Business and Arts South Africa |
| Business Trading Company |
| Bute Island Foods Ltd |
| Bytna Institution for Culture, Art and Heritage |
| C&A Foundation |
| C&C Group Plc |
| C.N.B. Ltd |
| C2O Library and Collabtive |
| Caerbladon CIC |
| Cafe Libertad Kollektiv eG |
| Cafédirect plc |
| Cafedirect Producers Limited |
| Cafeology |
| Caffe Nero Group Ltd |
| Cairblan Limited (trading as Crumpled Dog Design) |
| CaixaBank |
| CaixaBank Asset Management |
| Califia Farms LLC |
| Calyx Drinks Ltd |
| Camara Education |
| Cambridge Assessment |