| Grahams the Family Dairy Group LTD |
| GRAIN Projects CIC |
| Grand Hotel Mattei |
| Grant Engineering (Ireland) |
| Grant Engineering (UK) Ltd |
| Grant Thornton International |
| Grant Thornton LLP |
| Grant Thornton Netherlands |
| Grant Thornton UK LLP |
| Granta Trust |
| Graphika Inc |
| Grecco Limited |
| Green Britain Group Limited |
| Green Energy (UK) Limited |
| Green ISP |
| Green Movement of Sri Lanka |
| Green Stationery Company |
| Green Tulip |
| Greencane Paper Limited |
| Greene King Limited |
| Greenfibres Ltd |
| GreenNet Educational Trust |
| GREENoneTEC Solarindustrie GmbH |
| Greenypeeps |
| Greggs plc |