Who invested in NeurOptics

2 rounds we have observed, with the 2 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.

Medical Devices

Funding summaryUpdated 26 Oct 2026

$1.7Mraised across 2 rounds since 2011, from 2 sources

$500KSeed$1.2MVenture

Latest round: Venture, $1.2MApr 2014
Step-upi: 2.5×
Investors: 2

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.

201220132014

$500KSeed$1.2MVenture

First round: Seed, $500K
Biggest round: $1.2M
Between rounds: 2.4 years

The rounds

Apr 2014
Venture$1.2M2 new
- Cota Capital
- Signatures Capital
From a historical funding recordSEC filing: $1.2M sold, first sale Mar 2014
Nov 2011
Seed$500K
No investor was named in the report.
Reported by sec.govSEC filing: $500K sold, first sale Nov 2011

Founders and team

From the SEC filings it signed: 2 on the team.

Kamran SiminouExecutive Officer, Directori
William WorthenExecutive Officer, Directori

On the board, as filediBob MellenJoseph Kiani

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.

Seed2011Venture2014

Cota Capital

Signatures Capital

Everyone who backed them

Cota CapitalVC firm1round

Signatures CapitalVC firm1round

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

Also claim to have backed them

This firm lists NeurOptics as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.