Who invested in Precision Microbubbles

2 rounds we have observed, with the 0 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

Raised 5 months ago

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Funding summaryUpdated 31 Oct 2026

$559Kraised across 2 rounds since 2026, from 2 sources

$331KRound$228KRound

Latest round: Round, $228KJun 2026
Biggest round: $331KRound · Mar 2026
Investors: 0

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.

2027

$331KRound$228KRound

First round: Round, $331K
Biggest round: $331K
Between rounds: 3 months

The rounds

Jun 2026
Round$228K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Mar 2026
Round$331K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet

Funding filed with regulators

Precision Microbubbles filed 2 raises, $559K in all. Filings say how much was sold and to how many investors; they never name the investors.

Jun 2026$228KUK share allotment
Mar 2026$331KUK share allotment

Founders and team

From Precision Microbubbles's own website: 5 founders.

Elizabeth WheelerCo-Founder & CEO

Shusei KawaraCo-Founder & CTO

Daniel GreenCo-Founder & Chair

James ChoiCo-Founder

Sam AuCo-Founder

Also claim to have backed them

This firm lists Precision Microbubbles 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.