Valve
Publisher 28
Half-Life1998 Ricochet2000 Counter-Strike2000 Deathmatch Classic2001 Day of Defeat2003 Counter-Strike: Condition Zero2004 Codename: Gordon2004 Half-Life 22004 Half-Life 2: Deathmatch2004 Garry's Mod2004 Half-Life 2: Lost Coast2005 Portal2007 Team Fortress 22007 Left 4 Dead2008 Left 4 Dead 22009 Alien Swarm2010 Portal 22011 Counter-Strike: Global Offensive2012 Dota 22013 The Lab2016 Artifact2018 Dota Underlords2019 Half-Life: Alyx2020 Aperture Desk Job2022 Counter-Strike 22023 Deadlock2024 Half-Life 3 Half-Life 2: Episode Three
Developer 29
Half-Life1998 Half-Life: Uplink1999 Team Fortress Classic1999 Ricochet2000 Counter-Strike2000 Deathmatch Classic2001 Day of Defeat2003 Counter-Strike: Condition Zero2004 Half-Life 22004 Half-Life 2: Deathmatch2004 Half-Life 2: Lost Coast2005 Portal2007 Team Fortress 22007 Left 4 Dead2008 Left 4 Dead 22009 Alien Swarm2010 Portal 22011 Counter-Strike: Global Offensive2012 Dota 22013 Counter-Strike Nexon2014 The Lab2016 Artifact2018 Dota Underlords2019 Half-Life: Alyx2020 Aperture Desk Job2022 Counter-Strike 22023 Deadlock2024 Half-Life 3 Half-Life 2: Episode Three
