AttoTude

Menlo Park, CA · Founded 2024 · Privately Held (backing)

Developer of innovative interconnect technology designed for data centers. AttoTude is based in Menlo Park, CA and was founded in 2024. Its last reported valuation was $472 million in Apr 2025. It has raised $90 million across 4 recorded rounds; the latest was a $49.7 million early-stage round in May 2026.

Last reported valuation
$472.0M
Oct 2026
Priced at
—
Total raised
$90.0M
Last round
Early Stage VC
May 2026
How much has AttoTude raised?
$90.0Macross 4 recorded rounds · Mar 2024 – May 2026

Most recently, AttoTude raised $49.7M in its Early Stage VC (May 2026).

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AttoTude round by round

4 rounds
May 2026Early Stage VC$49.7MSEC filing▮
35 investors participated
Apr 2025Early Stage VC$50.0MSEC filing▮
32 investors participated
Sep 2024Early Stage VC$28.8MSEC filing▮
27 investors participated
Mar 2024Early Stage VC$11.3MSEC filing▮
35 investors participated

How much has AttoTude raised?

AttoTude has raised $90 million across 4 recorded rounds since 2024. The largest was a $50 million early-stage round in Apr 2025; the most recent was a $49.7 million early-stage round in May 2026.

AttoTude has filed 3 Form Ds with the SEC since 2024, most recently in Apr 2025 ($50 million sold to 32 investors).

AttoTude investors

6 investors are on record for AttoTude, including Canaan Partners, Wing Venture Capital, Mayfield Fund and Open Field Capital. By type, the record holds 6 venture capital firms. The early-stage round in May 2026 drew 35 investors.

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6 investors have backed AttoTude.

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Frequently asked about AttoTude

How much has AttoTude raised?
AttoTude has raised $90.0M in total across 4 recorded funding rounds.
When was AttoTude's last funding round?
AttoTude's most recent recorded round was Early Stage VC in May 2026, raising $49.7M.