List of wargame publishers is an index of commercial companies that publish wargames.

• Amarillo Design Bureau (ADB) – publisher of Star Fleet Battles (SFB), first produced 25 years ago, along with the related strategic game Federation & Empire. Their website is starfleetgames.com (http://www.starfleetgames.com)
• Avalanche Press
• Avalon Hill – the first publisher of board wargames, Avalon Hill (AH) made many classic games, such as Squad Leader, Third Reich, and Panzerblitz, bought out by Hasbro in the late 1990s
• Clash of Arms
• Columbia Games (originally Gamma Two Games) – the biggest producer of "block games", using wooden blocks instead of cardboard counters
• Decision Games
• E-Mail Games – provides free wargaming and computerized referee/AI, via e-mail
• FASA – original publisher of the boardgame/minitures game BATTLETECH. Now closed.
• The Gamers
• Game Designers' Workshop – Published many popular wargames and role-playing games such as Traveller and Drang Nach Osten!, disbanded 1996
• Game Research/Design – produced expansions for Europa and eventually took on the series.
• Games Workshop – Publishers of a number of fantasy and science fiction wargames and role-playing games.
• GMT Games – Probably the most prolific of the wargame companies in the 1990s and into 2003
• Historical Military Services – took over GRD in 2004
• L2 Design Group
• Mayfair Games – Original publisher of many "train" games, 18xx series, & Empire Builder.
• Multi-Man Publishing – republishes Avalon Hill's Advanced Squad Leader (ASL)
• New England Simulations – A New Hampshire based group that has created three games based on previously designed systems, with an emphasis on both graphics and design. Their web site is http://www.carpatina.com/nes/
• Operational Studies Group – This company is owned by Kevin Zucker, and focuses primarily on the Napoleonic Era. The website is http://www.napoleongames.com
• Paradox Entertainment – Creator of such games as the medieval wargames Europa Universalis I and II, WWII game Hearts of Iron, and Roman-era game Legion. Their website is http://www.paradoxplaza.com
• Privateer Press – publishes Warmachine as well as the Iron Kingdoms d20 RPG setting.
• Simulations Publications, Inc. (SPI) – another early—and very prolific—wargame publisher, SPI published the magazines Strategy & Tactics and Moves.
• Steve Jackson Games – Early successes were Ogre, Car Wars, and Illuminati. Pioneered the "microgame" format: tiny plastic boxes costing very little money (US$4-6). Founded in 1982, their website is http://www.sjgames.com.
• Wargames Research Group – Publisher of the popular De Bellis Multitudinis and De Bellis Antiquitatis rule sets for the ancient and medieval periods. Their website is http://www.richardbodleyscott.btinternet.co.uk/dbm.htm