Portera said Monday that it has raised a $16 million fifth round of funding, led by previous investor Van Wagoner Capital Management. Existing investors included Colonial First State Private Equity, Focus Ventures, Institutional Venture Partners, Integral Capital Partners, JPMorgan Partners and Kleiner Perkins Caufield & Byers. Other existing funders included Lightspeed Ventures, Oracle, RRE Ventures, Sands Brothers Venture Capital, Spring Creek Partners and Stanford University. Campbell, Calif.-based Portera develops software for professional services companies. The software is designed to help companies run their business, ranging from automating billing to managing sales leads. The company has raised a total of $120 million.