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Via Separations

Watertown, MA · Founded 2016 · Privately Held (backing)

Developer of industrial membrane-based filtration systems designed to reduce the energy intensity of manufacturing separations. Via Separations is based in Watertown, MA and was founded in 2016. It was valued at $100 million at its later-stage round in Oct 2021, the last priced event on record. It has raised $80 million across 2 recorded rounds; the latest was a $37.9 million early-stage round in Oct 2021.

PMV mark · valuation
$100.0M
Oct 2026
Priced at
its later-stage round
Oct 2021
Total raised
$80.0M
Last round
Early Stage VC
Oct 2021

Via Separations key facts

as of Oct 2026
  • Developer of industrial membrane-based filtration systems designed to reduce the energy intensity of manufacturing separations.
  • Via Separations is valued at approximately $100.0M as of Oct 2026, set at its later-stage round, Oct 2021; nothing has traded since, per PrivateMarketView’s mark.
  • It has raised $80.0M across 2 recorded rounds; the latest was Early Stage VC ($37.9M) in Oct 2021.
  • Notable investors include US National Science Foundation, U.S. Department of Energy, Greentown Labs, Third Derivative, Aramco Ventures — 28 tracked in total.
  • Via Separations has filed 2 Form Ds with the SEC since 2019, most recently Oct 2021 ($37.9M sold to 12 investors).
  • Status: Privately Held (backing).
PrivateMarketView mark
LOW confidence
$100.0M

Valued at $100.0M at its later-stage round, Oct 2021. Nothing has traded since.

set by its last priced roundas of Oct 2026question about this number?
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Via Separations funding rounds

2 rounds
Oct 2021Early Stage VC$37.9MSEC filing▮
Mar 2019Seed Round$4.1MSEC filing▮
Full funding history →

Via Separations valuation

Via Separations was valued at $100 million at its later-stage round in Oct 2021. That is the last priced event on record: no secondary trade or institutional fund mark has moved the figure since.

How much has Via Separations raised?

Via Separations has raised $80 million in total; 2 of its rounds are on record. The largest on record was a $4.1 million seed round in Mar 2019; the most recent was a $37.9 million early-stage round in Oct 2021.

Via Separations has filed 2 Form Ds with the SEC since 2019, most recently in Oct 2021 ($37.9 million sold to 12 investors).

Via Separations investors

28 investors are on record for Via Separations, including US National Science Foundation, U.S. Department of Energy, Greentown Labs and Third Derivative. By type, the record holds 4 venture capital firms and 1 asset manager. The early-stage round in Oct 2021 drew 12 investors.

About Via Separations

Developer of industrial membrane-based filtration systems designed to reduce the energy intensity of manufacturing separations. The company provides proprietary filtration systems that eliminate most of the energy needed for thermal separations, withstand harsh industrial process conditions and commercial scale, enabling global manufacturers across sectors, including pulp and paper, chemicals, and refining, to improve the efficiency, reliability, and profitability of existing production assets while achieving significant cost savings and emissions reductions.

Sector
Business Products and Services (B2B)
HQ
Watertown, MA, United States
Founded
2016
Employees
51
Ownership
Privately Held (backing)

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