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Metalmark Innovations

Metalmark Innovations

Private
Cambridge, MassachusettsEnergy & Sustainabilityhttps://www.metalmark.xyz/

Last Round

Debt

Dec 16, 2025

Total Funding Raised

$5.75M

Company Overview

Metalmark Innovations is a climate technology company that develops and manufactures self-renewing commercial air purification systems and indoor environmental intelligence platforms designed to improve indoor air quality.

Sector

Energy & Sustainability

Verticals

Environmental Monitoring, Smart Buildings, Facility Management, Advanced Materials, Green Building

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting

AI Layer

Application

Keywords

indoor air qualityIAQair purificationenvironmental monitoringsmart buildingfacility managementair filtrationbuilding healthmaterials scienceIEQindoor environmental qualityclean techproptechair quality sensorsmoke readiness

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Metalmark Innovations Comparables

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Metalmark Innovations comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Kaiterra
79%
uHoo
78%
Aethair
77%

Metalmark Innovations Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
DebtDec 16, 2025
GrantFeb 20, 2024
GrantDec 19, 2023
GrantMar 1, 2023
GrantDec 1, 2022
Series A
Feb 24, 2022

Key People

Founding team and executive leadership

Sissi Liu

CEO & Co-Founder

Founding Team

Metalmark Innovations Investors

Notable investors and investment history

Metalmark Innovations investors
InvestorRounds
FLOBAS VenturesSeed
URBAN-XSeed, Accelerator
Massachusetts Development Finance AgencyGrant
JLL FoundationDebt
MassVenturesSeed, Grant
Massachusetts Clean Energy CenterGrant
Climate CapitalSeed

Metalmark Innovations Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Metalmark Innovations Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersCambridge, Massachusetts
Employee Range1
Year Founded2017
Last FundingDec 16, 2025

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