# Nautilus Data Technologies

> Nautilus Data Technologies builds modular liquid-cooling infrastructure for high-density data centers. Its Stockton floating data center supplied operating experience for EcoCore cooling distribution units now marketed to AI, hyperscale, enterprise and colocation operators.

- **Founded:** 2013
- **Headquarters:** Pleasanton, United States
- **Founders:** Arnold Magcale (Founder and original CEO; later CTO)
- **Products:** EcoCore Infrastructure, EcoCore FCD, EcoCore XCD, EcoCore RCD, TRUE cooling system
- **Notable:** Built and commissioned a commercial waterborne data center at the Port of Stockton in 2020; customer operations began in 2021., Deployed EcoCore cooling for Start Campus in Sines, Portugal., Reported more than 650,000 cumulative EcoCore FCD unit-hours of operating experience by May 2026.

## Products & services

- **EcoCore Infrastructure** — Prefabricated modular data hall infrastructure with integrated liquid cooling support, offered in scalable blocks.
- **EcoCore FCD** — Facility-scale cooling distribution unit that separates technology and facility water loops and serves entire data halls.
- **EcoCore XCD** — Containerized, high-capacity cooling distribution unit for large AI deployments.
- **EcoCore RCD** — In-row cooling distribution unit for localized dense loads and space-constrained deployments.
- **TRUE cooling system** — Earlier patented water-based cooling approach used at the Stockton waterborne data center.
- **Stockton 1 colocation** — Water-cooled floating data center at the Port of Stockton that has hosted customer workloads and served as an operating test bed.

## Achievements

- Built and commissioned a commercial waterborne data center at the Port of Stockton in 2020; customer operations began in 2021.
- Deployed EcoCore cooling for Start Campus in Sines, Portugal.
- Reported more than 650,000 cumulative EcoCore FCD unit-hours of operating experience by May 2026.
- Reported independent EcoCore FCD testing above 4.1 MW under dual-pump operation in 2026.
- Named an NVIDIA AI Factory Infrastructure Partner in August 2026.

## Latest updates

- **2026-08** — Nautilus announced NVIDIA AI Factory Infrastructure Partner status.
- **2026-07** — Appointed Christopher Hardinger chief technology officer.
- **2026-06** — Announced an EcoCore channel partnership with LNPG.
- **2026-05** — Reported independent EcoCore FCD performance testing above its rated 3.2 MW capacity.
- **2026-01** — Closed a Series B round led by Pangaea Ventures; amount undisclosed.

## Links

- Website: https://nautilusdt.com/
- LinkedIn: https://www.linkedin.com/company/nautilusdatatechnologies
- Twitter/X: https://twitter.com/nautilusdt
- Facebook: https://facebook.com/nautilusdt

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Profile page: https://yespress.io/nautilus-data
Published by YesPress — https://yespress.io
Last updated: 2026-09-29