Age: 25
Location: San Diego
2006 Revenue: $100,000
Employees: 3
Year founded: 2001

Looking to get her young son out on the links with his grandfather, Alexis Demko stumbled upon an untapped market for children's golf apparel. A serial entrepreneur, she cashed in her college fund to launch Lil Bogies, an online store that sells custom-designed knickers, knee-length pants, suspenders, bow-ties, and hats to boutiques and golf courses.