United States · Series C startup

Who invested in WiChorus

4 rounds we have observed, with the 4 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.

Construction

Funding summaryUpdated 26 Oct 2026

$43Mraised across 4 rounds since 2005, from 4 sources

$1.0MSeries A$8.5MSeries B$15MSeries B$18MSeries C
Latest round
Series C, $18MNov 2008
Step-upi
1.2×
Investors
4
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.

200620072008
$1.0MSeries A$8.5MSeries B$15MSeries B$18MSeries C
First round
Series A, $1.0M
Dec 2005
Biggest round
$18M
Series C · Nov 2008
Usual gap between rounds
14 months
the median of 3

The rounds

  1. Nov 2008
    Series C$18M1 new3 returning

    Reported by wichorus.com

  2. Sept 2007
    Series B$15M1 new2 returning

    Reported by wichorus.com

  3. Jul 2006
    Series B$8.5M1 new1 returning

    From a historical funding record

  4. Dec 2005
    Series A$1.0M1 new

    From a historical funding record

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.

Series A2005Series B2006Series B2007Series C2008RedpointAccelMayfield FundPinnacle Ventures

The exit

ExitBuyerPriceWhen
AcquiredTellabs$165MOct 2009

From historical deal records. Wrong? Tell us.

Everyone who backed them

RedpointVC firm4rounds
AccelVC firm3rounds
Mayfield FundVC firm2rounds
Pinnacle VenturesVC firm1round

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

Quick answers about WiChorus

Who invested in WiChorus?

WiChorus's investors include Redpoint, Accel, Mayfield Fund and Pinnacle Ventures.

How much has WiChorus raised?

WiChorus has raised $43M across 4 rounds since 2005.

When did WiChorus last raise?

WiChorus's most recent round was a Series C of $18M in Nov 2008.

What was WiChorus's biggest round?

Its most recent round, $18M in Nov 2008, is also its largest on record.

Who backed WiChorus first?

WiChorus's first round on record, in Dec 2005, was backed by Redpoint.

What stage is WiChorus at?

WiChorus's latest named round is a Series C, in Nov 2008.

Where is WiChorus based?

WiChorus is based in the United States.

Companies like WiChorus

In the same sector, and raised in the last eighteen months.

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