| Leenat40 | Developer | |
| Lefhanded Studios | DeveloperPublisher | |
| Left Alone | Developer | |
| Left Behind Games | DeveloperPublisher | |
| Left Field Entertainment | Publisher | |
| Left Field Productions | Developer | |
| Left Turn Workshop | Developer | |
| LeftRight | Developer | |
| Leftyf2p | Developer | |
| Lefumis | Developer | |
| LegDayGames | Developer | |
| Legacy Games | DeveloperPublisher | |
| Legacy Interactive | DeveloperPublisher | |
| Legacy Software | DeveloperPublisher | |
| Legathief Team | Developer | |
| LegenDerry9 | Developer | |
| Legend | Publisher | |
| Legend Entertainment | DeveloperPublisher | |
| Legend Entertainment Company | Developer | |
| LegendEx Games | Developer | |
| LegendaryVegan | Developer | |
| LegendaryXP | Developer | |
| Legendo Entertainment | DeveloperPublisher | |
| Legends | Developer | |
| Legends-Games | Developer | |
| Leggu | Developer | |
| Legingergamer | Developer | |
| Legion Fall | Developer | |
| LegionGames | Developer | |
| LegionKnight | Developer | |
| Legionbus | Developer | |
| Legitimoose | Developer | |
| Lego | Publisher | |
| Lego Interactive | Publisher | |
| Lego ManiaNA | Publisher | |
| Lego Media | DeveloperPublisher | |
| Lego Software | Publisher | |
| Lego SoftwareEU,NA | Publisher | |
| Legorobotdude | Developer | |
| Legosky007 | Developer | |
| Lehxra | Developer | |
| Leie Sistal (Elie Servantie) | Developer | |
| Leighton Williams | Developer | |
| Leikir Studio | DeveloperPublisher | |
| Leilia | Developer | |
| LeimSound | Developer | |
| Leirin | Developer | |
| Leisure Concepts | Developer | |
| Leisure Games | DeveloperPublisher | |
| Leisure Genius | DeveloperPublisher | |