Firmy powiązane z Atari
- ActiVision
- AMC Verlag
- ANG
- Ariola
- ASF
- Astra Systems
- Atares
- Atarimax
- AtarSystem
- Axis Komputerkunst
- Brøderbund Software
- California Access
- Centek
- C-Lab
- Digital Research
- DMC
- Domain Software
- Firebird
- FTe
- GeSoft
- GR8 Software
- Harlequin
- ICD, Inc.
- Infogrames
- JTT
- Karin
- KE-Soft
- Krysal Software
- L.K. Avalon
- L.K. Firebird
- Logical Design Works (LDW)
- Micro Discount
- Mirage
- OSS
- Percom Data Corp.
- Protar GmbH
- P.Z. Karen
- Rombo
- Sikor Soft
- SOETO
- StanBit
- Steinberg
- Supra Corp.
- Synapse Software
- TOMS
- Turbo
- Wilhelm_Mikroelektronik_GmbH
- Zeppelin Games