Who invested in Miramar Labs

7 rounds we have observed, with the 6 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.

Healthcare

Funding summaryUpdated 26 Oct 2026

$126Mraised across 7 rounds since 2008, from 7 sources

$20MSeries B$1.0MDebt$1.8MDebt$36MSeries C$36MGrowth$5.0MDebt$26MSeries D

Latest round: Series D, $26MOct 2014
Biggest round: $36MSeries C · May 2011
Step-upi: 5.2×
Investors: 6

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.

2008200920102011201220132014

$20MSeries B$1.0MDebt$1.8MDebt$36MSeries C$5.0MDebt$26MSeries D

First round: Series B, $20M
Biggest round: $36M
Usual gap between rounds: 10 months

The rounds

Oct 2014
Series D$26M4 new1 returning
From a historical funding recordSEC filing: $26M sold, first sale Dec 2013
Dec 2013
Debt$5.0M
No investor was named in the report.
Reported by sec.govSEC filing: $5.0M sold, first sale Dec 2013
May 2011
Series C$36M
No investor was named in the report.
From a historical funding recordSEC filing: $36M sold, first sale May 2011
May 2011
Growth$36M
No investor was named in the report.
Reported by sec.govSEC filing: $36M sold, first sale May 2011
Nov 2010
Debt$1.8M
No investor was named in the report.
From a historical funding recordSEC filing: $1.8M sold, first sale Nov 2010
Oct 2010
Debt$1.0M
No investor was named in the report.
Reported by venturebeat.comSEC filing: $1.0M sold, first sale Sept 2010
Mar 2008
Series B$20M2 new
- Morgenthaler Ventures
- Split Rock Partners
Reported by deals.venturebeat.com

Founders and team

From Miramar Labs's own website: 6 on the team.

Rob CatlinChief Executive Officer
Larry LewisVice President, North American Sales
Sunmi ChewVice President, Clinical Education & Training
Jill WassilChief Marketing Officer
John ShortleyChief Financial Officer
Trish HowellChief Operations Officer

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 B2008Debt2010Debt2010Series C2011Growth2011Debt2013Series D2014

Morgenthaler Ventures

Everyone who backed them

Morgenthaler VenturesVC firm2rounds

Domain AssociatesVC firm1round

Split Rock PartnersVC firm1round

Aisling CapitalPrivate equity1round

Cross CreekVC firm1round

RMI LLCGrowth equity1round

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

Quick answers about Miramar Labs

Who invested in Miramar Labs?

Miramar Labs's investors include Morgenthaler Ventures, Domain Associates, Split Rock Partners, Aisling Capital and Cross Creek, and 1 more on record.