United States · 
Who invested in Metalmark Innovations?
Metalmark Innovations's investors include National Science Foundation, MassVentures, Third Sphere and Massachusetts Clean Energy Center.
United States · Venture startup
Who invested in Metalmark Innovations
Funding summaryUpdated 26 Oct 2026
Undisclosedraised across 1 round since 2023, from 1 source
- Latest round
- VentureJul 2023
- Investors
- 4
The rounds
- Jul 2023VentureAmount undisclosed
Source recorded
Founders and team
From the SEC filings it signed: 3 on the team.
- Sissi LiuChief Executive Officer; President; Treasureri
- Elijah ShirmanVice President of Technologyi
- Tanya ShirmanVice President of Materials Design; Secretaryi
On the board, as filediDenise Chen
Everyone who backed them
Massachusetts Clean Energy CenterVC firm1round
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Quick answers about Metalmark Innovations
How much has Metalmark Innovations raised?
Metalmark Innovations has raised 1 round since 2023, none with a disclosed amount.
When did Metalmark Innovations last raise?
Metalmark Innovations's most recent round was a Venture in Jul 2023.
Who backed Metalmark Innovations first?
Metalmark Innovations's first round on record, in Jul 2023, was backed by National Science Foundation, MassVentures and Third Sphere and 1 others.
What stage is Metalmark Innovations at?
Metalmark Innovations's latest named round is a Venture, in Jul 2023.
Where is Metalmark Innovations based?
Metalmark Innovations is based in the United States.
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