United States · Funded startup

Who invested in Efficas

2 rounds we have observed, with the 3 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.

Biotech

Funding summaryUpdated 26 Oct 2026

$7.9Mraised across 2 rounds since 2004, from 2 sources

$4.7MSeries A$3.2MDebt
Latest round
Debt, $3.2MMar 2009
Biggest round
$4.7MSeries A · Apr 2004
Investors
3
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.

200420052006200720082009
$4.7MSeries A$3.2MDebt
First round
Series A, $4.7M
Apr 2004
Biggest round
$4.7M
Series A · Apr 2004
Between rounds
4.9 years
from the last two

The rounds

  1. Mar 2009
    Debt$3.2M

    No investor was named in the report.

    From a historical funding recordSEC filing: $200K sold, first sale Mar 2009

  2. Apr 2004
    Series A$4.7M3 new

    From a historical funding record

Founders and team

From the SEC filings it signed: 3 on the team.

  • George A. StagnittiExecutive Officeri
  • Mark A. BramanDirector, Executive Officeri
  • Robert A. DriverExecutive Officeri

On the board, as filediJoerg A. NeermannPascal A. VinarnicPeter A. VitulliRoger A. Wyse

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

Burrill & CompanyVC firm1round
Prolog VenturesVC firm1round
Great Spirit VenturesGrowth equity1round

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

Quick answers about Efficas

Who invested in Efficas?

Efficas's investors include Burrill & Company, Prolog Ventures and Great Spirit Ventures.

How much has Efficas raised?

Efficas has raised $7.9M across 2 rounds since 2004.

When did Efficas last raise?

Efficas's most recent round was a Debt of $3.2M in Mar 2009.

What was Efficas's biggest round?

Efficas's largest round on record is $4.7M (Series A), in Apr 2004.

Who backed Efficas first?

Efficas's first round on record, in Apr 2004, was backed by Burrill & Company, Prolog Ventures and Great Spirit Ventures.

What stage is Efficas at?

Efficas's latest named round is a Debt, in Mar 2009.

Where is Efficas based?

Efficas is based in the United States.

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