United States · Funded startup

Who invested in Proacta

3 rounds we have observed, with the 7 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

$39Mraised across 3 rounds since 2007, from 3 sources

$35MSeries B$3.0MDebt$500KDebt
Latest round
Debt, $500KDec 2011
Biggest round
$35MSeries B · Feb 2007
Investors
7
See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

20072008200920102011
$35MSeries B$3.0MDebt$500KDebt
First round
Series B, $35M
Feb 2007
Biggest round
$35M
Series B · Feb 2007
Usual gap between rounds
3 years
the median of 2

The rounds

  1. Dec 2011
    Debt$500K

    No investor was named in the report.

    Reported by sec.govSEC filing: $500K sold, first sale Dec 2011

  2. Feb 2010
    Debt$3.0M

    No investor was named in the report.

    From a historical funding recordSEC filing: $1.1M sold, first sale Feb 2010

  3. Feb 2007

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

Everyone who backed them

Alta PartnersVC firm1round
Delphi VenturesVC firm1round
Clarus VenturesVC firm1round
Roche Venture FundCorporate VC1round
GBS VenturesVC firm1round
No 8 VenturesVC firm1round

Missing a round, or an investor who was in one? Tell us.

Quick answers about Proacta

Who invested in Proacta?

Proacta's investors include Alta Partners, Delphi Ventures, New Zealand Growth Capital Partners, Clarus Ventures and Roche Venture Fund, and 2 more on record.

How much has Proacta raised?

Proacta has raised $39M across 3 rounds since 2007.

When did Proacta last raise?

Proacta's most recent round was a Debt of $500K in Dec 2011.

What was Proacta's biggest round?

Proacta's largest round on record is $35M (Series B), in Feb 2007.

Who backed Proacta first?

Proacta's first round on record, in Feb 2007, was backed by Alta Partners, Delphi Ventures and New Zealand Growth Capital Partners and 4 others.

What stage is Proacta at?

Proacta's latest named round is a Debt, in Dec 2011.

Where is Proacta based?

Proacta is based in the United States.

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