Nautilus Data Technologies key facts
as of Oct 2026- Developer of a water-cooled data center designed to set a standard for energy efficiency, environmental sustainability, and global scalability.
- Nautilus Data Technologies is valued at approximately $111.0M as of Oct 2026, set at its later-stage round, Jan 2026; nothing has traded since, per PrivateMarketView’s mark.
- It has raised $287.5M across 7 recorded rounds; the latest was Seed Round ($2.0M) in Feb 2025.
- Notable investors include Emerson Collective, Ireland Strategic Investment Fund, Allectus Capital, Keppel, Orion Infrastructure Capital — 8 tracked in total.
- Nautilus Data Technologies has filed 8 Form Ds with the SEC since 2017, most recently Mar 2025 ($2.0M sold to 3 investors).
- Status: Privately Held (backing).
Valued at $111.0M at its later-stage round, Jan 2026. Nothing has traded since.
- ·Watch Nautilus Data Technologies: the Monday email on marks, rounds and moves
Nautilus Data Technologies funding rounds
7 roundsWho backs Nautilus Data Technologies
8Nautilus Data Technologies valuation
Nautilus Data Technologies was valued at $111 million at its later-stage round in Jan 2026. That is the last priced event on record: no secondary trade or institutional fund mark has moved the figure since.
How much has Nautilus Data Technologies raised?
Nautilus Data Technologies has raised $288 million across 7 recorded rounds since 2017. The largest was a $77.9 million later-stage round in Jul 2024; the most recent was a $2 million seed round in Feb 2025.
Nautilus Data Technologies has filed 8 Form Ds with the SEC since 2017, most recently in Mar 2025 ($2 million sold to 3 investors).
Nautilus Data Technologies investors
8 investors are on record for Nautilus Data Technologies, including Emerson Collective, Ireland Strategic Investment Fund, Allectus Capital and Keppel. The seed round in Feb 2025 drew 3 investors.
About Nautilus Data Technologies
Developer of a water-cooled data center designed to set a standard for energy efficiency, environmental sustainability, and global scalability. The company's technology focuses to deliver a reduced environmental footprint at a substantially lower cost, when compared with existing facilities, through enhanced energy efficiency, virtually no usage of water, water treatment chemicals, or potent greenhouse gas refrigerants, and reduced carbon emissions and air pollution, enabling customers to operate water cooling more efficiently and less expensively than traditional land-based facilities and achieve higher environmental standards.
- Sector
- Information Technology
- HQ
- San Ramon, CA, United States
- Founded
- 2013
- Employees
- 30
- Website
- nautilusdt.com/
- Ownership
- Privately Held (backing)
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