United States · Funded startup
10 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.
Funding summaryUpdated 26 Oct 2026
$40Mraised across 10 rounds since 2003, from 10 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: $7.4M sold, first sale Sept 2013
Reported by sec.govSEC filing: $7.4M sold, first sale Sept 2013
No investor was named in the report.
Reported by sec.govSEC filing: $7.4M sold, first sale Sept 2013
Reported by sec.govSEC filing: $4.0M sold, first sale Jul 2011
No investor was named in the report.
From a historical funding recordSEC filing: $9.5M sold, first sale May 2010
Reported by cellphoneforums.net
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Rose Tech Ventures
New York AngelsTWJ CapitalSecurity Growth Partners
Maryland Venture FundSupper ClubMissing a round, or an investor who was in one? Tell us.
KoolSpan's investors include Rose Tech Ventures, New York Angels, TWJ Capital, Security Growth Partners and Maryland Venture Fund, and 1 more on record.
KoolSpan has raised $40M across 10 rounds since 2003. 2 rounds did not disclose an amount, so the total is a floor.
KoolSpan's most recent round was an Undisclosed round in Jun 2014.
KoolSpan's largest round on record is $9.5M (Growth), in Jun 2010.
KoolSpan's first round on record, in Jan 2003, was backed by Rose Tech Ventures and Supper Club.
KoolSpan's latest named round is an Undisclosed round, in Jun 2014.
KoolSpan is based in the United States.
In the same sector, and raised in the last eighteen months.
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United States · 
