| getit | Maker | Status | Projects | Rating | Lang | Years | Additional Comments |
| - | T. Antoniades | ? | 1 Game | 25% | - | 1997 | - |
| - | T. Barker | ? | 3 Games | 35% | - | 1987-1988? | - |
| - | T. Behrends | ? | 1 Game | 38% | - | 1991 | - |
| - | T. Maak | ? | 1 Game | 38% | - | 1991 | - |
| - | T. Pears | ? | 1 Game | 68% | - | ? | - |
| - | T.E.W. | ? | 1 Game | - | - | ? | - |
 | Taito URL | Active | 6 Games | 67% | en | 1988-1992 | Coin-Op and console company from Japan which has also adapted some of their great games for the Amiga. |
| Take 2 URL (formerly called Gametek) | Active | 1 Game, 1 Reference | 75% | en | 1993 | One of the largest software publishers worldwide. |
| - | Tale (formerly sublabel of Thalion) | Dead | 6 Games, 1 Reference | 70% | - | 1990-1992 | - |
| - | Tales | Dead | 1 Game | - | - | 1990 | - |
| Talking Birds URL | Active | 6 Games | 32% | en | 1993-1995? | The company who did the Tactical Manager series. |
| - | Tang | Active | 1 Game, 1 Module | 65% | en | 1998-2000 | - |
| - | Tarann Ltd. | ? | 1 Game | 80% | - | 1991 | - |
| - | Taurus Software | ? | 1 Game | 35% | - | 1992 | - |
| - | Taxon | ? | 1 Game | 27% | - | 1988 | - |
| Team 17 URL | Active | 31 Games, 21 CDs | 75% | en | 1991-2001? | Another company which has written Amiga history. |
| - | Team Hoi | Dead | 3 Games, 3 Demos | 73% | - | 1992-1994 | - |
| - | Team Mango | ? | 2 Games | 29% | - | 1997? | - |
| - | Team Massacre | ? | 1 Game | - | - | 1997 | - |
| TeamTNT URL | Active | 2 Games | 80% | en | 1995 | MOD-makers. They've made new levels and campaigns especially for Doom and its sequels. |
| Techland Soft URL | Active | 2 Games | 47% | en,pl | 1994-1995 | Software publisher from Poland. |
| - | Techware | ? | 1 Game | 62% | - | 1994 | - |
| Telekom URL | Active | 1 Game | 48% | de | 1992 | German internet/telephone provider who has published two promotion games. |
| - | Temet | ? | 1 Game | 65% | - | 1992 | - |
| - | Tenax Software | ? | 1 Game | 53% | - | 1995 | - |
| - | Tension | Dead | 5 Games | 50% | - | 1988-1991 | - |
| - | Teque (now called Krisalis) | Dead | 10 Games, 1 Reference, 1 CD | 66% | - | 1987-1995 | - |
| - | Terabyte Software | ? | 1 Game | - | - | 1993 | - |
| - | Terminus Team | ? | 1 Game | 65% | - | ? | - |
| - | Terra Nova Development | ? | 1 Game, 1 CD | 29% | - | 1993 | - |
| - | Terramarque (now called Housemarque) | Dead | 1 Game, 1 Reference | 86% | en | 1994 | - |
| - | Testament | ? | 2 Games | 15% | - | ? | - |
| - | Testaware | ? | 1 Game | 35% | - | 1993 | - |
| - | Thalamus | Dead | 6 Games, 1 Tool | 75% | - | 1988-1991? | - |
| - | Thalean Software | ? | 1 Game | 48% | - | 1992 | - |
| - | Thalion (had sublabel Tale) | Dead | 27 Games, 1 Reference, 2 CDs | 80% | - | 1989-1996? | One of my favourite companies. |
| - | The 8th Day | ? | 5 Games, 3 CDs | 60% | - | 1991-1994 | - |
| - | The Activas Washing Corporation | ? | 2 Games | 45% | - | 1990? | - |
| - | The Algorithm Guild | ? | 1 Game | 57% | - | 1991 | - |
| The Art Department URL (part of Phenomedia) | Dead | 7 Games, 1 Reference | 73% | de | 1992-1994 | The best advertising games forever. |
| - | The Assembly Line | ? | 3 Games | 72% | - | 1990-1991 | - |
| - | The Attic | ? | 1 Game | 57% | - | 1988 | - |
| - | The Beagle Boys | ? | 1 Game | 43% | - | 1991 | - |
| The Bitmap Brothers URL | Active | 11 Games, 3 CDs | 86% | en | 1988-1996? | Amiga gods - every game which they have made is a true classic. |
| - | The Bitplane Brothers | ? | 1 Game | 43% | - | ? | - |
| - | The Blockheads | ? | 8 Games | 10% | - | ? | - |
| - | The Bullfrog | ? | 1 Game | - | - | ? | - |
| - | The Coca-Cola Freak | ? | 2 Games | - | - | 1990? | - |
| - | The Conversion Company | ? | 1 Game | 44% | - | 1992 | - |
| - | The Development Company | ? | 1 Game | 57% | - | 1989 | - |
| getit | Maker | Status | Projects | Rating | Lang | Years | Additional Comments |