Microsoft Corporation is an American multinational technology company headquartered in Redmond, Washington, founded April 4, 1975 by Bill Gates and Paul Allen. The company was originally established to develop and sell BASIC interpreters for the Altair 8800 microcomputer, then rose to dominate the personal computer operating system market through MS-DOS and the Microsoft Windows line. Today Microsoft is one of the most valuable companies in the world with a market capitalization consistently exceeding $3 trillion. In gaming, Microsoft operates through Microsoft Gaming, a division that encompasses Xbox Game Studios, ZeniMax Media, and Activision Blizzard. Following the $75.4 billion acquisition of Activision Blizzard in 2023, Microsoft became the third-largest gaming company in the world by revenue and the largest by number of employees.

Microsoft’s Gaming History

The Early Years and Windows Games

Microsoft’s involvement in games predates Xbox by decades. Microsoft Flight Simulator first released in 1982 and became one of PC gaming’s most enduring franchises. Microsoft Entertainment Pack products in the 1990s put Solitaire, Minesweeper, and other casual games on hundreds of millions of Windows computers, making Microsoft responsible for more gaming hours than almost any other company in history. The DirectX API, developed by Microsoft in the mid-1990s, became the foundation for PC gaming graphics and audio across the industry.

Xbox and the Console Business

The original Xbox launched November 15, 2001 in North America as Microsoft’s first games console, competing directly with Sony’s PlayStation 2 and Nintendo’s GameCube. The acquisition of Bungie in 2000 secured Halo: Combat Evolved as a launch exclusive, which drove hardware sales and established the Xbox brand. Xbox Live launched in 2002 and pioneered online console gaming with matchmaking and voice chat that the industry would spend years copying. The Xbox 360 in 2005, Xbox One in 2013, and Xbox Series X/S in 2020 continued the hardware line.

The Studio Acquisition Strategy

Microsoft’s acquisition strategy in gaming has been aggressive and transformative. Rare was acquired in 2002 for $375 million. Mojang Studios, developer of Minecraft, was acquired in 2014 for $2.5 billion. Ninja Theory, Playground Games, Obsidian Entertainment, inXile Entertainment, Double Fine, and others were acquired between 2014 and 2019. ZeniMax Media, parent of Bethesda Softworks, id Software, Arkane Studios, and MachineGames, was acquired in 2021 for $7.5 billion. The Activision Blizzard acquisition completed in October 2023 for $75.4 billion added Call of Duty, World of Warcraft, Diablo, Overwatch, Candy Crush, and King’s mobile portfolio to Microsoft’s holdings.

Xbox Game Pass

Xbox Game Pass launched in 2017 as a subscription service giving members access to a library of games for a monthly fee. Game Pass Ultimate added Xbox Live Gold and PC Game Pass in 2019. The service grew to over 34 million subscribers by 2024. Microsoft’s strategy of releasing all first-party Xbox Game Studios games on Game Pass day one, including titles from Bethesda and Activision Blizzard following those acquisitions, has made Game Pass one of the most significant business models in gaming. The approach prioritizes subscriber growth over individual game sales.

Microsoft’s Key Gaming Franchises

Through its studios Microsoft controls some of the most valuable gaming IP in the industry. Halo, developed by Halo Studios. Forza Motorsport and Forza Horizon, developed by Turn 10 and Playground Games. Gears of War, developed by The Coalition. Minecraft, developed by Mojang Studios. The Elder Scrolls and Fallout, published by Bethesda Softworks and developed by Bethesda Game Studios. Doom and Quake, developed by id Software. Call of Duty, Warzone, and Modern Warfare, developed by Infinity Ward, Treyarch, and Sledgehammer Games. Overwatch and Diablo, developed by Blizzard Entertainment. Sea of Thieves, developed by Rare. Microsoft Flight Simulator. Age of Empires. Fable, currently in development by Playground Games.

Microsoft Beyond Gaming

Microsoft’s gaming division exists within a company whose primary businesses include Windows, Microsoft Office, Azure cloud computing, LinkedIn, GitHub, and enterprise software. The gaming division is strategically important partly because it provides consumer-facing brand recognition that Microsoft’s enterprise products do not generate. Xbox as a gaming brand is one of Microsoft’s most recognizable consumer products globally. Phil Spencer, Executive Vice President of Gaming at Microsoft, has led the gaming division’s strategic direction since 2014 and is credited with the aggressive acquisition strategy that has reshaped Microsoft’s position in the games industry.

Systems/Operating Systems under Microsoft

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