Amazon vs Microsoft: Founders, CEOs and History
Amazon was founded in 1994 by Jeffrey Preston Bezos and is led by Andy Jassy. Microsoft was founded in 1975 by Bill Gates, Paul Allen and is led by Satya Nadella.
Company facts
Founders
Amazon
Jeffrey Preston Bezos
Amazon was founded in 1994 by Jeff Bezos, an electrical engineering and computer science graduate from Princeton who was working as a paid quantitative analyst at the Wall Street firm D. E. Shaw & Co.
Microsoft
Bill Gates
Microsoft possesses arguably the most well-known, foundational founding story of the entire personal computing revolution, rooted in the intense, effective partnership of two teenage computer prodigies who recognized the software potential of the microcomputer…
Paul Allen
Paul Allen co-founded Microsoft and was crucial to its earliest technical and strategic decisions. He helped develop Altair BASIC, gave the company its original name, and participated in the operating-system opportunity that led to MS-DOS.
CEOs and their tenures
Amazon
- Jeffrey P. Bezos1994–2021
Founder & CEO
Jeff Bezos founded Amazon in 1994 and was chief executive until July 2021. He moved the company beyond books in 1998, opened the store to third-party sellers in November 2000, launched Prime in 2005, funded AWS from 2006, and bought Whole Foods Market in 2017.…
Source - Andrew R. Jassy2021–present
CEO
Andy Jassy became Amazon's chief executive in July 2021. He started the AWS business in 2003 and led it as it grew into the largest cloud infrastructure provider by revenue, reporting $128.7 billion of net sales and $45.6 billion of operating income in FY2025.
Source
Microsoft
- Bill Gates1975–2000
Co-founder and CEO
Gates built Microsoft's licensing model: software sold to many hardware makers rather than tied to one.
Source - Steve Ballmer2000–2014
CEO
Ballmer grew revenue from about $23 billion in FY2000 to about $78 billion in FY2013 and built the enterprise server and sales business that Azure later scaled on.
Source - Satya Nadella2014–present
Chairman and CEO
Nadella made Azure and Microsoft 365 the company's core, opened Microsoft to Linux and open source, and positioned it early in generative AI through OpenAI.
Source
Timeline: Amazon and Microsoft side by side
1975Microsoft
Microsoft Founded
Bill Gates and Paul Allen founded Microsoft after recognizing that the Altair 8800 needed usable programming software. Their first product, Altair BASIC, turned a hobbyist computer kit into a programmable platform.
1981Microsoft
MS-DOS Ships With IBM PC
IBM introduced its personal computer with MS-DOS 1.0 and other Microsoft products. The milestone mattered because Microsoft's operating-system work moved from a small software supplier's project into the emerging corporate PC standard.
1985Microsoft
Windows Launch
The release of Windows 1.0 began Microsoft's long move from command-line operating systems to graphical personal computing. The first version was not an instant blockbuster, but it gave Microsoft a user-interface path that could evolve with PC hardware.
1990Microsoft
Office Suite Release
The bundling of Word, Excel, and PowerPoint into Microsoft Office created a productivity suite that became central to business work. The bundle simplified enterprise purchasing and made file compatibility a competitive weapon.
1994Amazon
Amazon Founded
Jeff Bezos incorporated the company as Cadabra, Inc. in Washington state on July 5, 1994, after leaving D. E. Shaw. He and MacKenzie Scott drove from New York to Seattle, and Bezos began building the website in the garage of a rented house in Bellevue.
1995Amazon
Amazon.com Launches
Amazon.com went live on July 16, 1995, selling books. In the first month the site shipped orders to all fifty US states and forty-five other countries.
1997Amazon
IPO on NASDAQ
Amazon went public on May 14, 1997, selling 3,000,000 shares at $18 each on NASDAQ under the ticker AMZN, raising $54 million. Net sales that year grew 838% to $147.8 million.
1998Microsoft
U.S. Antitrust Case
The U.S. Department of Justice accused Microsoft of using Windows power to suppress browser competition. The case mattered because it placed Microsoft's platform tactics under public and legal scrutiny at the height of its PC strong position.
2000Amazon
Third-Party Marketplace Launch
Amazon Marketplace launched in November 2000, letting third parties sell on the same product pages as Amazon. Third-party sellers accounted for 61% of paid units by the fourth quarter of 2025.
2005Amazon
Amazon Prime Introduced
Amazon announced Prime on February 2, 2005, a $79-per-year membership with unlimited two-day delivery on about one million items. The US price is now $139 a year.
2006Amazon
AWS Launches Cloud Services
Amazon Web Services announced Amazon S3 on March 14, 2006, followed by EC2 later that year. AWS reported $128.7 billion of net sales and $45.6 billion of operating income in FY2025.
2007Amazon
Kindle E-Reader Launch
Amazon released the first Kindle in November 2007 at $399, with free cellular downloads over Whispernet and the Kindle self-publishing service launched the same day.
2010Microsoft
Azure Commercial Launch
Azure gave Microsoft a way to compete in cloud infrastructure as enterprise customers began shifting workloads away from company-owned servers.
2012Amazon
Kiva Systems Acquisition
Amazon agreed in March 2012 to buy Kiva Systems for approximately $775 million in cash, bringing warehouse robotics in house. Kiva became Amazon Robotics.
2014Amazon
Twitch Acquisition
Amazon agreed in August 2014 to acquire Twitch Interactive for approximately $970 million in cash, adding live game streaming and a creator community to its media assets.
2014Microsoft
Satya Nadella CEO
Satya Nadella became CEO and moved Microsoft away from a strategy that forced every product to serve Windows. He prioritized Azure, Microsoft 365, open source, Linux support, cross-platform software, and a more collaborative developer posture.
2015Amazon
Echo and Alexa Reach Everyone
Amazon introduced the Echo speaker and the Alexa assistant in November 2014 for Prime members by invitation, then made Echo generally available in the US in June 2015.
2016Microsoft
LinkedIn Acquisition
Microsoft agreed to acquire LinkedIn in 2016 for $26.2 billion in cash. The deal mattered because it added a professional identity network to a company already strong in Office, Dynamics, cloud services, recruiting tools, advertising, and enterprise sales.
2017Amazon
Whole Foods Acquisition
Amazon agreed in June 2017 to buy Whole Foods Market for $13.7 billion including debt, adding roughly 460 stores and a physical grocery base for delivery and pickup.
2018Microsoft
GitHub Acquisition
Microsoft acquired GitHub for $7.5 billion in stock, reversing years of developer skepticism toward the company. The acquisition placed Microsoft inside the daily workflow of software developers across languages, clouds, and operating systems.
2021Amazon
Andy Jassy Becomes CEO
Amazon announced on February 2, 2021 that Jeff Bezos would move to executive chair and Andy Jassy would become CEO. The handover took place on July 5, 2021.
2022Amazon
MGM Acquisition Completed
Amazon completed its acquisition of Metro-Goldwyn-Mayer in March 2022 at a purchase price of $8.45 billion, adding a library of more than 4,000 films and 17,000 television episodes to Prime Video.
2023Amazon
One Medical Deal Closes and the FTC Sues
Amazon completed its $3.9 billion acquisition of One Medical in February 2023. In September 2023 the FTC and 17 state attorneys general sued Amazon over marketplace practices, and that case is still unresolved.
2023Microsoft
AI Leadership
Microsoft's expanded OpenAI partnership and Copilot product rollout placed the company at the center of enterprise generative AI adoption.
2023Microsoft
Activision Blizzard Acquisition Closes
Microsoft completed the Activision Blizzard acquisition after intense regulatory review. The deal added Call of Duty, World of Warcraft, Diablo, Overwatch, Candy Crush, and other franchises to Microsoft Gaming.
2025Amazon
One Millionth Robot and Project Rainier
Amazon deployed its one millionth robot in mid-2025 across more than 300 facilities and released the DeepFleet AI model to route them. In October 2025 AWS brought Project Rainier, a cluster of roughly 500,000 Trainium2 chips built with Anthropic, fully online.
2025Amazon
FTC Prime Settlement and the Amazon Leo Rebrand
Amazon agreed in September 2025 to pay $2.5 billion to settle the FTC's Prime enrollment case, $1 billion in civil penalties plus $1.5 billion in customer refunds.
2026Amazon
Record FY2025 Results and 30,000 Corporate Cuts
Amazon reported FY2025 net sales of $716.9 billion, operating income of $80.0 billion, and net income of $77.7 billion. In January 2026 it cut about 16,000 corporate roles, following 14,000 in October 2025.
Acquisitions
Amazon
- One Medical2023$3.9B
- Metro-Goldwyn-Mayer2022$8.4B
- Ring2018Undisclosed
- PillPack2018$753M
- Whole Foods Market2017$13.7B
- Twitch Interactive2014$970M
Microsoft
- Activision Blizzard2023$68.7B
- Nuance Communications2022$19.7B
- ZeniMax Media2021$7.5B
- GitHub2018$7.5B
- LinkedIn2016$26.2B
Questions about Amazon vs Microsoft
Who is the CEO of Amazon.com, Inc. and Microsoft Corporation?
Amazon.com, Inc. is led by Andy Jassy and Microsoft Corporation is led by Satya Nadella. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.
When was Amazon.com, Inc. founded vs Microsoft Corporation?
Microsoft Corporation was founded in 1975 — 19 years before Amazon.com, Inc., which was founded in 1994. Microsoft Corporation's longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger Amazon.com, Inc..
How many employees does Amazon.com, Inc. have compared to Microsoft Corporation?
Amazon.com, Inc. employs approximately 1,576,000 people, while Microsoft Corporation employs approximately 223,000. Amazon.com, Inc. has the larger workforce at 1,576,000 employees, compared to Microsoft Corporation's 223,000. A higher headcount does not necessarily imply greater efficiency — it often reflects differences in business model (e.g., manufacturing vs. software).
Where are Amazon.com, Inc. and Microsoft Corporation headquartered?
Both Amazon.com, Inc. and Microsoft Corporation are headquartered in United States, meaning they operate under the same primary regulatory and tax environment.
Who founded Amazon.com, Inc. and Microsoft Corporation?
Amazon.com, Inc. was founded by Jeffrey Preston Bezos. Microsoft Corporation was founded by Bill Gates, Paul Allen.
Which company has a longer operating history — Amazon.com, Inc. or Microsoft Corporation?
Microsoft Corporation has been operating for approximately 51 years, making it the more established of the two companies. Amazon.com, Inc. has been in operation for around 32 years. A longer operating history often signals greater institutional resilience and brand recognition, though it can also mean slower adaptation to new market conditions.
Figures come from each company's filings and the sources linked beside them. Amounts reported in another currency are shown in US dollars at an approximate rate and marked with ~. Back to the Amazon vs Microsoft overview