Who invested in ColdWatt?
ColdWatt's investors include Matrix Partners, Austin Ventures, GTI Capital Group, RRE Ventures and Global Technology Investments.
United States · Series B startup
2 rounds we have observed, with the 5 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 7 Nov 2026
$32Mraised across 2 rounds since 2005, from 2 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
Reported by bizjournals.com
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
ColdWatt's investors include Matrix Partners, Austin Ventures, GTI Capital Group, RRE Ventures and Global Technology Investments.
ColdWatt has raised $32M across 2 rounds since 2005.
ColdWatt's most recent round was a Series B of $16M in Jan 2006.
Its most recent round, $16M in Jan 2006, is also its largest on record.
ColdWatt's first round on record, in Mar 2005, was backed by Matrix Partners, Austin Ventures and GTI Capital Group.
ColdWatt's latest named round is a Series B, in Jan 2006.
ColdWatt is based in the United States.
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