
100 Thieves is a lifestyle brand and gaming organization based in Los Angeles, California. The organization has teams competing in several video games, including Call of Duty, Call of Duty: Warzone, Fortnite Battle Royale, League of Legends and Valorant. The Thieves' League of Legends team is a franchise team of the League of Legends Championship Series (LCS) and the Call of Duty team has a franchise team in Call of Duty League branded as the Los Angeles Thieves. The organization was founded in 2017 by Matthew "Nadeshot" Haag, a former OpTic Gaming Call of Duty team captain, (MLG) X Games gold medalist, and 2014 Esports Athlete of the year. It was co-founded alongside Cleveland Cavaliers owner Dan Gilbert. The following year, rapper Drake and SB Projects founder Scooter Braun led the Series A investment round into 100 Thieves. Other participants in the financing round include Marc Benioff, Drew Houston, and Sequoia Capital, among others.

Cloud9 (C9) is an American professional esports organization based in Los Angeles, California. It was formed in 2013, when CEO Jack Etienne bought the former Quantic Gaming League of Legends roster. Following the success of Cloud9's League of Legends team in the North American League of Legends Championship Series, the team began expanding into other esports. In 2015, Cloud9's Heroes of the Storm team won the first Heroes of the Storm World Championship, becoming the inaugural winner of the championship. In 2018, Cloud9's Counter-Strike: Global Offensive roster became the first and only North American team to win a Major after defeating FaZe Clan 2–1 in the ELEAGUE Major: Boston.

Counter Logic Gaming (CLG) is an American esports organization headquartered in Los Angeles, California. It was founded in April 2010 by George "HotshotGG" Georgallidis and Alexander "Vodoo" Beutel as a League of Legends team, and has since branched out into other games.

Dignitas, formerly known as Team Dignitas, is a professional esports organization based in Newark, New Jersey, founded by Michael "ODEE" O'Dell on 9 September 2003 when Battlefield 1942 clans merged. Dignitas was acquired by the Philadelphia 76ers in September 2016. The team is best known for its League of Legends and Counter-Strike: Global Offensive squads.

Evil Geniuses (EG) is an American esports organization based in Seattle, Washington. Founded in 1999, the organization has fielded players in various fighting games, Call of Duty, Counter-Strike: Global Offensive, Dota 2, Fortnite Battle Royale, Halo, League of Legends, StarCraft II, Rocket League, Tom Clancy's Rainbow Six Siege, and World of Warcraft.

FlyQuest is a professional esports organization based in the United States that was founded on January 6, 2017. It is owned by Milwaukee Bucks co-owner Wesley Edens and Fortress Investment Group.

The Golden Guardians (GG) are an American esports organization owned by the Golden State Warriors. The organization was one of four that joined the League of Legends Championship Series (LCS) in 2018 after the league began franchising, the others being 100 Thieves, Clutch Gaming and OpTic Gaming. On December 18, 2019, the Golden Guardians announced their expansion into the professional scenes of Apex Legends, Teamfight Tactics and World of Warcraft.

Team Liquid is a multi-regional professional esports organization based in the Netherlands that was founded in 2000. With the release of StarCraft II: Wings of Liberty, Team Liquid signed their first professional players.

Team SoloMid (TSM) is a professional esports organization based in the United States. It was founded in September 2009 by Andy "Reginald" Dinh. TSM currently fields players in League of Legends, Apex Legends, Valorant, Hearthstone, Super Smash Bros., Fortnite, PlayerUnknown's Battlegrounds, PUBG Mobile, Tom Clancy's Rainbow Six Siege, Magic: The Gathering Arena, and chess. The organization previously had a Counter-Strike: Global Offensive team based in Denmark that later became Astralis and also briefly owned an Overwatch team.