United States · Series B startup

Who invested in On-Q-ity

2 rounds we have observed, with the 5 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.

HealthcareBiotech

Funding summaryUpdated 26 Oct 2026

$31Mraised across 2 rounds since 2009, from 2 sources

$26MSeries A$5.0MSeries B
Latest round
Series B, $5.0MFeb 2012
Biggest round
$26MSeries A · Dec 2009
Investors
5
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.

201020112012
$26MSeries A$5.0MSeries B
First round
Series A, $26M
Dec 2009
Biggest round
$26M
Series A · Dec 2009
Between rounds
2.2 years
from the last two

The rounds

  1. Feb 2012
    Series B$5.0M3 returning

    Reported by masshightech.comSEC filing: $2.5M sold, first sale Feb 2012

  2. Dec 2009

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

Atlas VentureVC firm2rounds
Mohr Davidow VenturesVC firm2rounds
Physic VenturesVC firm2rounds
Northgate CapitalFamily office1round

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

Quick answers about On-Q-ity

Who invested in On-Q-ity?

On-Q-ity's investors include Atlas Venture, Mohr Davidow Ventures, Physic Ventures, Bessemer Venture Partners and Northgate Capital.

How much has On-Q-ity raised?

On-Q-ity has raised $31M across 2 rounds since 2009.

When did On-Q-ity last raise?

On-Q-ity's most recent round was a Series B of $5.0M in Feb 2012.

What was On-Q-ity's biggest round?

On-Q-ity's largest round on record is $26M (Series A), in Dec 2009.

Who backed On-Q-ity first?

On-Q-ity's first round on record, in Dec 2009, was backed by Bessemer Venture Partners, Atlas Venture and Mohr Davidow Ventures and 2 others.

What stage is On-Q-ity at?

On-Q-ity's latest named round is a Series B, in Feb 2012.

Where is On-Q-ity based?

On-Q-ity is based in the United States.

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