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KMX Technologies

Sharon, CT · Acquired/Merged (Operating Subsidiary)

Developer of membrane distillation technology designed to change how critical minerals and lithium are secured and provides next-generation water treatment opportunities. KMX Technologies is based in Sharon, CT. Its last known valuation is $60.2 million (Mar 2023). It has raised $11.6 million across 4 recorded rounds; the latest was a $3 million seed round in Oct 2025.

Last price · $/share
—
Implied valuation
$60.2M
Total raised
$11.6M
Last round
Seed Round
Oct 2025

KMX Technologies key facts

  • Developer of membrane distillation technology designed to change how critical minerals and lithium are secured and provides next-generation water treatment opportunities.
  • KMX Technologies’s last known valuation is $60.2M (Mar 2023).
  • It has raised $11.6M across 4 recorded rounds; the latest was Seed Round ($3.0M) in Oct 2025.
  • Notable investors include European Investment Fund, Knockout Capital, Archer Private Investments, PureTerra Ventures, Tetra Technologies.
  • KMX Technologies has filed 7 Form Ds with the SEC since 2023, most recently Nov 2024 ($6.9M sold to 18 investors).
  • Status: Acquired/Merged (Operating Subsidiary).
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KMX Technologies funding rounds

4 rounds
Oct 2025Seed Round$3.0MSEC filing▮
Aug 2024Early Stage VC$6.9MSEC filing▮
Nov 2023Seed Round$250KSEC filing▮
Apr 2023Seed Round$350KSEC filing▮
Full funding history →

KMX Technologies valuation

KMX Technologies's last known valuation is $60.2 million, from Mar 2023. The figure stands until a priced round, a secondary trade or an institutional fund mark prices the stock again.

How much has KMX Technologies raised?

KMX Technologies has raised $11.6 million across 4 recorded rounds since 2023. The largest was a $6.9 million early-stage round in Aug 2024; the most recent was a $3 million seed round in Oct 2025.

KMX Technologies has filed 7 Form Ds with the SEC since 2023, most recently in Nov 2024 ($6.9 million sold to 18 investors).

KMX Technologies investors

5 investors are on record for KMX Technologies, including European Investment Fund, Knockout Capital, Archer Private Investments and PureTerra Ventures. The seed round in Oct 2025 drew 1 investor.

About KMX Technologies

Developer of membrane distillation technology designed to change how critical minerals and lithium are secured and provides next-generation water treatment opportunities. The company's membrane systems can be integrated downstream of conventional techniques such as reverse osmosis and distillation to achieve efficient separations, enabling users to get low-cost systems for brine concentration and organic solvent recovery.

Sector
Business Products and Services (B2B)
HQ
Sharon, CT, United States
Employees
21
Ownership
Acquired/Merged (Operating Subsidiary)

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Valuation on record
$60.2M

KMX Technologies’s last known valuation, Mar 2023. A PrivateMarketView mark is published once fund marks, secondary prints or a priced round let us confirm it.