United States · Funded startup

Who invested in Nitronex

7 rounds we have observed, with the 11 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.

Manufacturing

Funding summaryUpdated 26 Oct 2026

$95Mraised across 7 rounds since 2001, from 7 sources

$25MSeries B$22MVenture$4.0MDebt$3.7MRound$16MVenture$20MVenture$4.5MDebt

Latest round: Debt, $4.5MJan 2012
Biggest round: $25MSeries B · Jul 2001
Investors: 11

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.

200120032005200720092011

$25MSeries B$22MVenture$4.0MDebt$3.7MRound$20MVenture$4.5MDebt

First round: Series B, $25M
Biggest round: $25M
Usual gap between rounds: 17 months

The rounds

Jan 2012
Debt$4.5M
No investor was named in the report.
Reported by sec.govSEC filing: $4.5M sold, first sale Jul 2011
Sept 2010
Venture$20M
No investor was named in the report.
From a historical funding recordSEC filing: $19M sold, first sale Mar 2010
Mar 2010
Venture$16M
No investor was named in the report.
Reported by sec.govSEC filing: $16M sold, first sale Mar 2010
Oct 2009
Round$3.7M
No investor was named in the report.
From a historical funding recordSEC filing: $3.7M sold, first sale Oct 2009
Apr 2009
Debt$4.0M
No investor was named in the report.
From a historical funding recordSEC filing: $4.0M sold, first sale Apr 2009
Jun 2006
Venture$22M4 new2 returning
Reported by findarticles.com
Jul 2001
Series B$25M7 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 B2001Venture2006Debt2009Round2009Venture2010Venture2010Debt2012

VantagePoint Capital PartnersContender Capital

ARCH Venture Partners

Intersouth PartnersAlloy VenturesCentennial VenturesDiamondhead Ventures

Alliance Technology VenturesTPG VenturesSoutheast Interactive Technology Funds

The exit

ExitBuyerPriceWhen

AcquiredM/A-COM Technology Solutions$26MFeb 2014

From historical deal records. Wrong? Tell us.

Everyone who backed them

VantagePoint Capital PartnersVC firm2rounds

Contender CapitalVC firm2rounds

ARCH Venture PartnersVC firm1round

Intersouth PartnersVC firm1round

Alloy VenturesVC firm1round

Centennial VenturesGrowth equity1round

Diamondhead VenturesVC firm1round

Alliance Technology VenturesVC firm1round

TPG VenturesGrowth equity1round

Southeast Interactive Technology FundsHedge fund1round

Boston University Technology Development FundVC firm1round

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

Quick answers about Nitronex

Who invested in Nitronex?

Nitronex's investors include VantagePoint Capital Partners, Contender Capital, ARCH Venture Partners, Intersouth Partners and Alloy Ventures, and 6 more on record.

How much has Nitronex raised?

Nitronex has raised $95M across 7 rounds since 2001.

When did Nitronex last raise?

Nitronex's most recent round was a Debt of $4.5M in Jan 2012.

What was Nitronex's biggest round?

Nitronex's largest round on record is $25M (Series B), in Jul 2001.

Who backed Nitronex first?

Nitronex's first round on record, in Jul 2001, was backed by VantagePoint Capital Partners, Centennial Ventures and Alliance Technology Ventures and 4 others.