SK Gaming is a professional esports organization based in Germany that has teams across the world competing in different titles. SK is particularly known for their success in Counter-Strike (CS) tournaments. SK's Brazilian CS team won the ESL One Cologne 2016 Major. SK currently has players and teams competing in League of Legends and Hearthstone. SK Gaming was founded in 1997 by a small group of Quake players in Oberhausen.

Natus Vincere, commonly referred as abbreviated name NAVI, is a Ukrainian esports organization based in Kyiv. Founded in 2009, the organization has teams and players competing in various games, such as Counter-Strike 2, Dota 2, FIFA, Brawl Stars, World of Tanks, Paladins, PlayerUnknown's Battlegrounds, Clash of Clans, Apex Legends, Rainbow Six Siege, Mobile Legends: Bang Bang, Fortnite, and VALORANT.

Virtus.pro (VP) is an international esports organization founded in 2003 in Russia and acquired by Armenian investors in 2022. The organization has players competing in such games as Counter-Strike 2, Dota 2, Rainbow Six Siege, Warface and EFT: Arena.

Aleksi Jalli, better known as allu, is a Finnish professional Counter-Strike 2 player for JANO. He previously played for Ninjas in Pyjamas and FaZe Clan as their AWPer. He has also played for 3DMAX, mousesports (mouz), ENCE, Rats of the Year, Team Curse, RAIDERS, The Hawks, and Team WinFakt.

Anders Blume is a Danish Counter-Strike commentator and co-founder of RoomOnFire. He has been present as a caster at all of the Valve sponsored CS:GO Majors, with the exception of EMS One Katowice 2014. He has worked for a wide variety of tournament organisers including Electronic Sports League (ESL), Dreamhack and Gfinity. He is more often than not paired with Auguste 'Semmler' Massonnat, also a co-founder of RoomOnFire and Jason "Moses" O'Toole, for his casts. He is famous for his energetic casts, including the use of what has become his catchphrase, "Are you kidding me?". In 2015, he won the Golden Joystick award for esports icon of the year.

Olof Kajbjer Gustafsson, better known as olofmeister, is a Swedish professional Counter-Strike: Global Offensive player for FaZe Clan. He has previously played for H2k, Absolute Legends, LGB eSports, Fnatic, and FaZe Clan. Gustafsson is widely regarded as one of the best CS:GO players in history. He has won two CSGO Majors, ESL One Katowice 2015 and ESL One Cologne 2015, as well as many other tournaments.

Kenny Schrub, better known as kennyS, is a French former professional Counter-Strike: Global Offensive player. He was named "eSports Player of the Year" at The Game Awards 2015. He was considered the best sniper in the game, and Duncan Shields, a Counter-Strike analyst, has called him the best player in the game prior to the sniper being changed. Some of his previous teams include Titan, VeryGames, Team LDLC.com, Recursive eSports, Clan-Mystik, Team EnVyUs and G2 Esports. He was a professional Counter-Strike: Source player before transitioning to Global Offensive in 2012. Schrub announced his retirement from competitive Counter-Strike on May 20, 2023, before the semifinal between Team Vitality and Apeks at the Blast Paris Major in Paris.

Fabien Fiey, better known by his in-game name kioShiMa, is a French professional Counter-Strike: Global Offensive and former Counter-Strike 1.6 player.

Flipsid3 Tactics was an esports organization based in the United States. Flipside had teams competing in Counter-Strike: Global Offensive, Halo, Crossfire, fighting games, StarCraft II, iRacing, Tom Clancy's Rainbow Six Siege, Rocket League, and Dota 2. Former professional football player Ricky Lumpkin was a co-owner of the team.

Wiktor Wojtas, better known as TaZ, is a Polish Counter-Strike 2 coach and former Counter-Strike and Counter-Strike: Global Offensive player, who is currently the head coach for G2 Esports. He is one of the "Golden Five" group of Polish CS players who won many tournaments with a number of different esports teams. He has played for Virtus.pro, AGAiN, Universal Soldiers, ESC Gaming, Frag eXecutors, Vitriolic, Wicked eSports, Meet Your Makers, and Pentagram G-Shock. Wojtas has been playing professionally since 2004.

Nikola Kovač, better known as NiKo, is a Bosnian professional Counter-Strike 2 player who plays for Team Falcons. NiKo is often cited by many professionals and analysts alike as one of the greatest Counter-Strike players of all time and the best rifler in the history of Counter-Strike:Global Offensive. He has been named a Top 20 Player Of The Year by HLTV eight times, tying dev1ce for the 2nd for most top 20 player appearances in Global Offensive history. NiKo is widely considered as one of the most mechanically skilled players in Counter-Strike and has been in contention for the title of the best player in the world at multiple periods throughout his career.

Counter-Strike Major Championships, commonly known as the Majors, are Counter-Strike (CS) esports tournaments sponsored by Valve, the game's developer. The first Valve-recognized Major took place in 2013 in Jönköping, Sweden and was hosted by DreamHack with a total prize pool of US$250,000 split among 16 teams. This, along with the following 19 Majors, was played in Counter-Strike: Global Offensive. As of the 2023 release of Counter-Strike 2 (CS2), Counter-Strike esports, including the Majors, are played in CS2.

Oleksandr Olehovych Kostyliev, better known as s1mple, is a Ukrainian professional Counter-Strike 2 player for Team Falcons, on loan from Natus Vincere. He is considered to be one of the best players in Counter-Strike history.

Russel David Kevin Van Dulken, better known as Twistzz, is a Canadian professional Counter-Strike 2 player for Team Liquid. He has previously played for top teams such as Team SoloMid, Misfits, and FaZe Clan. Twistzz was named the MVP of ESL One New York 2018 and IEM Sydney 2019 by HLTV.

Heroic is a Norwegian esports organization with teams competing in Counter-Strike 2, PlayerUnknown's Battlegrounds, Sim racing and Rainbow Six Siege.

Furia Esports is a Brazilian professional esports organization. Furia competes in Counter-Strike: Global Offensive, Rocket League, League of Legends, Valorant, Rainbow Six: Siege, Apex Legends and Super Smash Bros.

Helvijs Saukants, better known as broky, is a Latvian professional Counter-Strike 2 player for FaZe Clan as the AWPer and a former Counter-Strike: Global Offensive player.