United States · Series C startup

Who invested in Mu Dynamics

3 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.

Funding summaryUpdated 26 Oct 2026

$24Mraised across 3 rounds since 2005, from 3 sources

$4.0MSeries A$10MSeries B$10MSeries C
Latest round
Series C, $10MMay 2008
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.

2005200620072008
$4.0MSeries A$10MSeries B$10MSeries C
First round
Series A, $4.0M
Jan 2005
Biggest round
$10M
Series C · May 2008
Usual gap between rounds
23 months
the median of 2

The rounds

  1. May 2008
    Series C$10M1 new3 returning

    Reported by venturebeat.com

  2. Jun 2006
    Series B$10M1 new2 returning

    Reported by lightreading.com

  3. Jan 2005
    Series A$4.0M2 new

    Reported by lightreading.com

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 C2008AccelBenchmarkDAG VenturesFocus Ventures

The exit

ExitBuyerPriceWhen
AcquiredSpirent Communications$40MApr 2012

From historical deal records. Wrong? Tell us.

Everyone who backed them

AccelVC firm3rounds
BenchmarkVC firm3rounds
DAG VenturesVC firm2rounds
Focus VenturesGrowth equity1round

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

Quick answers about Mu Dynamics

Who invested in Mu Dynamics?

Mu Dynamics's investors include Accel, Benchmark, DAG Ventures and Focus Ventures.

How much has Mu Dynamics raised?

Mu Dynamics has raised $24M across 3 rounds since 2005.

When did Mu Dynamics last raise?

Mu Dynamics's most recent round was a Series C of $10M in May 2008.

What was Mu Dynamics's biggest round?

Its most recent round, $10M in May 2008, is also its largest on record.

Who backed Mu Dynamics first?

Mu Dynamics's first round on record, in Jan 2005, was backed by Accel and Benchmark.

What stage is Mu Dynamics at?

Mu Dynamics's latest named round is a Series C, in May 2008.

Where is Mu Dynamics based?

Mu Dynamics is based in the United States.

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