| #5575 | Grisewood & Dempsey Ltd | Z |
| #5576 | Griv | ? |
| #19762 | Grok Developments LTD | P |
| #5577 | Grok Developments Ltd | Z |
| #20992 | Grongy | + |
| #20956 | Grosset & Dunlap | B |
| #5578 | Group Lotus PLC | Z |
| #5579 | Grum | ? |
| #5580 | Grundy Television Productions | Z |
| #5581 | Grupo Anaya S.A. | Z |
| #5582 | Grupo Creators Union | Z |
| #5583 | Grupo Editorial SYGRAN S.A. | Z |
| #5584 | Grupo Ferrero | Z |
| #5585 | Grupo Move | Z |
| #5586 | Grupo SM S.A. | Z |
| #21376 | Grupo Software | P |
| #5587 | Grupo de Trabajo Software S.A. | Z |
| #5588 | Gruppo Editoriale Fabbri Bompiani Sonzogno ETAS | Z |
| #5589 | Gruppo Editoriale Jackson | Z |
| #20473 | Gruppo Utilizzatori Computer SINCLAIR NAPOLI | P |