7. Via Net.Works

What it does: Internet service provider
IPO Date: February 18, 1999
Money raised: $315 million

A year after the Va.-based Internet access provider went public, it decided to have another go and sell an additional two million shares. Why? Massive expansion. Looking to spread its reach, the company was looking to purchase a European and Brazilian ISP, after already bagging two European IPSs in the previous month.