United States · Venture startup
7 rounds we have observed, with the 6 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
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Funding summaryUpdated 31 Oct 2026
$113Mraised across 7 rounds since 2006, from 7 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
No investor was named in the report.
From a historical funding recordSEC filing: $6.9M sold, first sale Feb 2015
No investor was named in the report.
From a historical funding recordSEC filing: $10M sold, first sale Apr 2014
Reported by pevc.dowjones.comSEC filing: $10M sold, first sale Feb 2013
Reported by marketwire.comSEC filing: $18M sold, first sale Jun 2012
Reported by xirrus.com
From the SEC filings it signed: 4 on the team.
On the board, as filediBruce M. EdwardsDavid M. MarquardtKhaled A. NasrSteven M. KrauszWilliam J. Schroeder
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
U.S. Venture Partners
August Capital
Canaan
QuestMark Partners
InterWest PartnersDirk GatesMissing a round, or an investor who was in one? Tell us.
Xirrus's investors include U.S. Venture Partners, August Capital, Canaan, QuestMark Partners and InterWest Partners, and 1 more on record.
Xirrus has raised $113M across 7 rounds since 2006.
Xirrus's most recent round was a Venture of $6.9M in Mar 2015.
Xirrus's largest round on record is $26M (Series C), in Mar 2008.
Xirrus's first round on record, in Jan 2006, was backed by U.S. Venture Partners and August Capital.
Xirrus's latest named round is a Venture, in Mar 2015.
Xirrus is based in the United States.
In the same sector, and raised in the last eighteen months.
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United States · 
