Latest round

—

Last raised

Oct 2026

Total raised

$94M

Investors

12

About ZwitterCo

Based in Massachusetts, US, ZwitterCo, Inc. was founded in 2018 by co-founders Alex Rappaport, Christopher Drover, and Christopher Roy.S. Department of Energy, the Massachusetts Clean Energy Center, and the National Science Foundation. In addition, ZwitterCo is a graduate of the Imagine H2O accelerator program and the Greentown Labs incubator. In April 2024, ZwitterCo, Inc.  ZwitterCo technology allows for the reuse and recycling of water resources through its nanofiltration technology, which prevents organic molecules from fouling RO systems and is chlorine-tolerant, back-washable, and has unprecedented resistance to irreversible fouling, allowing for effective water recycling and decreasing membrane fouling in industrial water treatment applications.

Who invested in ZwitterCo

12 investors across 4 rounds

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Funding rounds

  1. Round

    Oct 23, 2026

    Amount

    Undisclosed

    Investors

    Locked

  2. Series B

    Apr 23, 2024

    Amount

    $55M

    Investors

    Locked

  3. Series A

    Apr 20, 2022

    Amount

    $33M

    Investors

    Locked

  4. Seed

    Mar 18, 2021

    Amount

    $5.9M

    Investors

    Locked

Questions about ZwitterCo

Who invested in ZwitterCo?

ZwitterCo has 12 investors on record across 4 venture rounds. Sign up free to see every VC on the cap table and the rounds they joined.

How much funding has ZwitterCo raised?

ZwitterCo has raised 4 venture rounds. Sign up free to see how much each round raised and the total.

What does ZwitterCo do?

Based in Massachusetts, US, ZwitterCo, Inc.

Where is ZwitterCo headquartered?

ZwitterCo is headquartered in Woburn, US.

Which VCs invest in companies like ZwitterCo?

Among active investors with capital left to deploy, Andreessen Horowitz, Founders Fund, Accel and Thrive Capital back power & utilities companies at ZwitterCo's stage. Their profiles are linked below.

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