United Kingdom · Funded startup

Who invested in Cambridge Broadband Networks

5 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.

Telecoms

Funding summaryUpdated 26 Oct 2026

$63Mraised across 5 rounds since 2006, from 5 sources

$9.0MSeries D$23MSeries E$7.5MVenture$17MVenture$7.0MDebt
Latest round
Debt, $7.0MFeb 2012
Biggest round
$23MSeries E · Jan 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.

2006200720082009201020112012
$9.0MSeries D$23MSeries E$7.5MVenture$17MVenture$7.0MDebt
First round
Series D, $9.0M
Jan 2006
Biggest round
$23M
Series E · Jan 2007
Usual gap between rounds
22 months
the median of 4

The rounds

  1. Feb 2012
    Debt$7.0M1 new

    Reported by fis.dowjones.com

  2. Dec 2010
  3. Feb 2009
  4. Jan 2007
    Series E$23M1 new3 returning

    From a historical funding record

  5. Jan 2006

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

AccelVC firm4rounds
TVM CapitalPrivate equity4rounds
Adara VenturesVC firm2rounds
SVB CapitalVC firm1round
Adara VenturesVC firm1round

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

Quick answers about Cambridge Broadband Networks

Who invested in Cambridge Broadband Networks?

Cambridge Broadband Networks's investors include Accel, Amadeus Capital Partners, TVM Capital, Adara Ventures and SVB Capital, and 2 more on record.

How much has Cambridge Broadband Networks raised?

Cambridge Broadband Networks has raised $63M across 5 rounds since 2006.

When did Cambridge Broadband Networks last raise?

Cambridge Broadband Networks's most recent round was a Debt of $7.0M in Feb 2012.

What was Cambridge Broadband Networks's biggest round?

Cambridge Broadband Networks's largest round on record is $23M (Series E), in Jan 2007.

Who backed Cambridge Broadband Networks first?

Cambridge Broadband Networks's first round on record, in Jan 2006, was backed by Accel, Amadeus Capital Partners and TVM Capital.

What stage is Cambridge Broadband Networks at?

Cambridge Broadband Networks's latest named round is a Debt, in Feb 2012.

Where is Cambridge Broadband Networks based?

Cambridge Broadband Networks is based in the United Kingdom.

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