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Matt Mullenweg

Thought Leader

Matt Mullenweg is best known as the co-creator of WordPress, the open-source content management system that powers over 40% of all websites on the internet. As the founder and CEO of Automattic, the company behind WordPress.com, WooCommerce, Jetpack, and Tumblr, Mullenweg oversees a platform ecosystem that is foundational to digital publishing, content monetization, and the ad-supported web. His work directly influences how publishers build, manage, and monetize their digital properties — making him a central, if sometimes indirect, figure in the AdTech supply chain.

Last updated Aug 25, 2026 by ATDb automated enrichment · Connections updated Aug 31, 2026

Role
CEO
Company
Automattic
Based
San Francisco, California, United States
Boards
1
Connections
1
Years in industry
20 years

Bio

Matt Mullenweg is best known as the co-creator of WordPress, the open-source content management system that powers over 40% of all websites on the internet. As the founder and CEO of Automattic, the company behind WordPress.com, WooCommerce, Jetpack, and Tumblr, Mullenweg oversees a platform ecosystem that is foundational to digital publishing, content monetization, and the ad-supported web. His work directly influences how publishers build, manage, and monetize their digital properties — making him a central, if sometimes indirect, figure in the AdTech supply chain.

Career

  • Developer

    CNET Networks · 2004-2006

  • Co-founder

    WordPress (open-source project) · 2003-present

Board memberships

Automattic

Expertise & education

Expertise

Open-source CMS platformsDigital publishing infrastructureContent monetizationPublisher technologyE-commerce (WooCommerce)Distributed workforce managementWeb standards and open web advocacyProgrammatic advertising ecosystem (publisher side)

Education

  • Attended University of Houston (did not complete degree)

Speaking topics

The open web and its futureOpen-source software developmentDistributed and remote work cultureDigital publishing and content monetizationWeb standards and platform independence

Recognition

Notable achievements

  • Co-founded WordPress in 2003, which grew to power over 40% of all websites globally
  • Founded Automattic, valued at approximately $7.5 billion as of its last funding round
  • Acquired Tumblr in 2019, expanding Automattic's publishing footprint
  • Built Automattic as a fully distributed company with hundreds of employees across dozens of countries
  • Championed the open web and open-source software as counterweights to closed platform ecosystems

Awards

Named to various 'most influential people in tech' lists by major publicationsPC World's 50 Most Important People on the Web

Publications

  • Regular posts on ma.tt (personal blog)
  • Contributor to WordPress core documentation and community resources
Connection details