| LocIS | DeveloperPublisher | |
| Local Joke | Developer | |
| Local Minimum | Developer | |
| LocalGamerGrill (Summer) | Developer | |
| Locally Genius | Developer | |
| Locatha Industries | Developer | |
| Loch Ness Productions | Publisher | |
| Lochlan Perry-Scott | Developer | |
| Lochraleon | Developer | |
| Lochy791 | Developer | |
| Locis | DeveloperPublisher | |
| LockPick Entertainment | DeveloperPublisher | |
| LockeCole88 | Developer | |
| Locked Door Puzzle | Developer | |
| LockedOn | Developer | |
| LockedUpStudio | Developer | |
| Lockpickle | DeveloperPublisher | |
| Locksoft | Publisher | |
| Lockvia Studios | Developer | |
| LocoDev | Developer | |
| Locomalito | DeveloperPublisher | |
| Locomotive Corporation | Developer | |
| Locomotive Games | Developer | |
| Locovocation Games | Developer | |
| Locus | DeveloperPublisher | |
| Locus Company | Publisher | |
| Locus Company Ltd. | Developer | |
| Lodder Digital Media | Developer | |
| Lodugh | Developer | |
| LofiCacti | Developer | |
| Loftus | Developer | |
| Log | DeveloperPublisher | |
| Log Corporation | Publisher | |
| Log Fruit Games | Developer | |
| Log Games | DeveloperPublisher | |
| Logan | Developer | |
| Logan Sisson | Developer | |
| Loganou974 | Developer | |
| Logbear | Developer | |
| LogiSabs | Developer | |
| Logic | Developer | |
| Logic Obscure Productions | Developer | |
| Logical Design Works | Developer | |
| Logicon211 | Developer | |
| Login Soft | DeveloperPublisher | |
| Login Software | Developer | |
| Logophil | Developer | |
| Logotron | DeveloperPublisher | |
| Loju | Developer | |
| LokisSword | Developer | |
| Lokno Decker | Developer | |
| Lola | Developer | |
| Lolita Chiong | Developer | |
| LolloGamer | Developer | |
| Lolo19a | Developer | |
| LoloLaChips | Developer | |
| Lolon | Developer | |
| Lolster24 Vitomir H | Developer | |
| Lomax Software | DeveloperPublisher | |
| Lomaz | Developer | |
| LombRicc | Developer | |
| Lomite | Developer | |
| London Studio | Developer | |
| Lone Eagle Productions | DeveloperPublisher | |
| Lone Game Maker | Developer | |
| Lone Spelunker | Developer | |
| Lone Wolf Interactive | Developer | |
| Lone Wolf Technology | Publisher | |
| LoneFoxAndDuck | Developer | |
| LoneWolfDev | Developer | |
| Lonebot | Developer | |
| LoneliNerd | Developer | |
| Lonely Cryptid Media | Developer | |
| Lonely Lasagna Games | Developer | |
| Lonely Moon Games | Developer | |
| Lonely Vertex | Developer | |
| LonelyDeckchair | Developer | |
| LonelyOcelot | Developer | |
| LonelyToilet | Developer | |
| Loneminded | DeveloperPublisher | |
| LonerGame | Developer | |
| Lonesomeway | Developer | |
| Loneturtle | Developer | |
| Long Games | Developer | |
| Long Hat House | Developer | |
| Long Neck Games | Developer | |
| Long Shot | Developer | |
| Long Story Studios | Developer | |
| Long-Legged Crow | Developer | |
| LongShot | Developer | |
| Longbow Digital Arts | DeveloperPublisher | |
| Longman | Developer | |
| Longneckturtle | Developer | |
| Longshot | Developer | |
| Longtail Studios | Developer | |
| Longwelwind | Developer | |
| LoohConrado | Developer | |
| Look At My Game | Developer | |
| LookAtMyGame | DeveloperPublisher | |
| Looking Glass Studios | Developer | |
| Looking Glass Technologies | DeveloperPublisher | |
| Looking Glass Technology | Developer | |
| Loomiarts | Developer | |
| Loon Of Nature | Developer | |
| Loonarox | Developer | |
| Loong Force | DeveloperPublisher | |
| Loony Pendulum | Developer | |
| LoonyBean | Developer | |
| Loopgang Studios | Developer | |
| Looping | Developer | |
| LoopyMood | Developer | |
| Loopymood | DeveloperPublisher | |
| Loose Cannon Studios | Developer | |
| LooserRIP | Developer | |
| Loot Interactive | DeveloperPublisher | |
| Loot'n Scoot Studios | Developer | |
| LootBndt | Developer | |
| Loraine Wauer-Ferus | Developer | |
| Lord Frigidaire | Developer | |
| Lord Hypersonic | Developer | |
| Lord Pillows | Developer | |
| LordDiego | Developer | |
| LordGurr | Developer | |
| LordJellington | Developer | |
| LordL75 | Developer | |
| LordOfKeyboards | Developer | |
| LordPolander | Developer | |
| LordRafa | Developer | |
| LordSebbington | Developer | |
| LordSlushy | Developer | |
| LordVonAdel | Developer | |
| Lord_404 | Developer | |
| Lord_Coconut | Developer | |
| Lord_DeeJay | Developer | |
| Lordinarius | Developer | |
| Lordmatics | Developer | |
| Lords of the Sounds (Angel Martinez) | Developer | |
| Lore | Developer | |
| Lore Design Limited | Developer | |
| Lore Mill | Developer | |
| Lorelock | Developer | |
| Loren Lemcke | Developer | |
| LorenLemcke | Developer | |
| Lorenz Twins | Developer | |
| Lorenzo | Developer | |
| Lorenzo Drago | Developer | |
| Lorenzo Iannaccaro | Developer | |
| Lorenzo Pilia | Developer | |
| Lorenzo_774 | Developer | |
| LoricGarde | Developer | |