TechCrunch is an online publication about startups, internet businesses, innovation and websites. TechCrunch was founded by Michael Arrington in 2005. The first blog post appeared on June 11, 2005.

TechCrunch is now affiliated with and works closely with several other sites that join together to form the TechCrunch Network. The TechCrunch Network currently includes the following Internet sites and projects:

  • CrunchBase (crunchbase.com), an online database of companies, people and investors that is wiki-style. CrunchBase can be edited by anyone. Before an article written by a user of the site is made public, it goes through a process of proofreading and proofreading. As of October 2009, CrunchBase has over 27,000 company profiles, over 40,000 people profiles, over 3,000 financial organization profiles, over 8,000 funding cycles described, etc.
  • CrunchGear (crunchgear.com) is a blog dedicated to gadgets, mechanisms, and computer hardware. The editor-in-chief is John Biggs (English: John Biggs). In addition to him, there are six other contributors to CrunchGear.
  • MobileCrunch is a blog that focuses on the mobile computer and device industry. The editor-in-chief is Greg Kumparak.
  • TechCrunch Europe – was originally a separate blog called TechCrunch UK, which focused on European and European-targeted Web 2.0 services. However, this blog was shut down on December 13, 2006, an incident involving Michael Arrington, TechCrunch UK Editor-in-Chief Sam Sethi, and Loic Le Meur.In September 2007, the blog was relaunched with a new name, “TechCrunch Europe”, and a new Editor-in-Chief, Mike Butcher.
  • TechCrunch France – contains both original content and translated material from the main blog. TechCrunch France was founded in February 2006 by Oriel Ohayon, who was editor-in-chief until 2009.
  • TechCrunch Japan – contains both original content and translated material from the main blog.
  • Gillmor Gang – an IT podcast hosted by Steve Gillmor, formerly of ZDNet.