Another woman ended her career in TV production to co-found a tech-centric ticketing business that has sold more than 130 million tickets to events worldwide.

Another woman organized the booming blogger community and created a multi-media company that reaches an audience of 92 million monthly.

These and seven other female founders make up the 2013 class of Fortune Most Powerful Women Entrepreneurs.

Looking for builders of innovative, ground-breaking and game-changing startups, Fortune‘s editors chose these women from this year’s pool of more than 100 applicants:

•Sarah Collins, Founder, Natural Balance
•Sari Davidson, CEO and Chief BooginHead, BooginHead
•Ann Hand, CEO, Project Frog
•Julia Hartz, Co-Founder, Eventbrite
•Leila Janah, Founder and CEO, Samasource
•Jules Pieri, Co-Founder and CEO, The Grommet
•Maria Rios, President and CEO, Nation Waste, Inc.
•Lori Steele, Founder, Chairman and CEO, Everyone Counts
•Lisa Stone, Co-Founder and CEO, BlogHer
•Rose Wang, Founder and CEO, Binary Group

This year’s 10 MPW Entrepreneurs will be Fortune‘s guests at the 2013 Most Powerful Women Summit, October 15-17 in Washington, D.C. They’ll join 400 other women leaders including Spanx founder Sara Blakely, entrepreneur Tory Burch, Yahoo chief Marissa Mayer, IBM CEO GInni Rometty, Facebook COO Sheryl Sandberg–and Warren Buffett . Fortune MPW Entrepreneurs is sponsored by Care.com–whose founder-CEO, Sheila Lirio Marcelo, was an MPWE in 2009.