Nano-C

Westwood, MA · Founded 2001 · Privately Held (backing)

Developer of nanocarbon materials designed to specialize in supplying innovative products for semiconductor manufacturing and energy applications. Nano-C is based in Westwood, MA and was founded in 2001. Its last reported valuation was $27 million in Dec 2012. It has raised $111 million across 8 recorded rounds; the latest was a $32.5 million early-stage round in Aug 2025.

Last reported valuation
$27.0M
Oct 2026
Priced at
—
Total raised
$110.6M
Last round
Early Stage VC
Aug 2025
How much has Nano-C raised?
$110.6Macross 8 recorded rounds · Feb 2020 – Aug 2025

Most recently, Nano-C raised $32.5M in its Early Stage VC (Aug 2025).

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Nano-C round by round

8 rounds
Aug 2025Early Stage VC$32.5MSEC filing▮
33 investors participated
Oct 2023Seed Round$2.0MSEC filing▮
2 investors participated
Aug 2022Debt$1.0MSEC filing▮
16 investors participated
Apr 2022Debt$660KSEC filing▮
4 investors participated
Jul 2021Early Stage VC$8.5MSEC filing▮
25 investors participated
Feb 2020Early Stage VC$5.1MSEC filing▮
74 investors participated
+ 2 earlier rounds · a free account shows the full history

How much has Nano-C raised?

Nano-C has raised $111 million across 8 recorded rounds since 2018. The largest was a $9.8 million debt round in Jul 2018; the most recent was a $32.5 million early-stage round in Aug 2025.

Nano-C has filed 12 Form Ds with the SEC since 2018, most recently in Aug 2025 ($32.5 million sold to 33 investors).

Nano-C investors

10 investors are on record for Nano-C, including US National Science Foundation, Fontinalis Partners, Boston Harbor Angels and C2I Accelerator. The early-stage round in Aug 2025 drew 33 investors.

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10 investors have backed Nano-C.

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Frequently asked about Nano-C

How much has Nano-C raised?
Nano-C has raised $110.6M in total across 8 recorded funding rounds.
When was Nano-C's last funding round?
Nano-C's most recent recorded round was Early Stage VC in Aug 2025, raising $32.5M.