Where is AndrenaM headquartered?

AndrenaM is headquartered in Hawthorne, CA and was founded in 2024.

How much funding has AndrenaM raised?

AndrenaM has raised $10M in disclosed funding.

What does AndrenaM specialize in?

AndrenaM works across Underwater surveillance, AI sonar, Defense sensing.

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CompanyReportedPro

AndrenaM

AI-powered sonar and distributed underwater surveillance systems for defense.

AndrenaM develops AI-driven sonar systems using smart buoys with edge computing to detect, classify, and deliver real-time underwater intelligence. Founded by former SpaceX engineers, the company aims to modernize Cold War-era sonar analysis with automated AI-powered acoustic processing. AndrenaM is deploying a distributed sensor mesh off the California coast and raised seed funding in 36 hours from First Round Capital and other top-tier investors.

Overview

Headquarters: Hawthorne, CA
Founded: 2024
Employees: 16
Total funding: $10M
Stage: Seed
Status: active
Domains: Underwater surveillance, AI sonar, Defense sensing
LinkedIn: www.linkedin.com/company/andrenam
Website: andrenam.com

Founders2

Investors1

Fund201 VenturesEuropean defense-tech-focused venture capital firm run by Eric Slesinger; portfolio includes Isembard, Polar Mist, and Delian Alliance Industries. (The prior claim that Helsing is a portfolio company was independently verified and refuted -- removed.)

Cap table4

Approximate ownership by holder. Indexed holders link to their records.

Percentages marked ~ are not disclosed. Some are a generic VC-pattern model (founders/team weighted heaviest, option pool lightest, other holders evenly) sized to whatever's left undisclosed — a standard industry shape, not this company's actual cap table.

Holder	Instrument	Ownership
Founders & early team	Common	~37.5%
Also Capital / Homebrew / others	Preferred (Seed)	~25.0%
First Round Capital	Preferred (Seed)	~25.0%
Employee option pool	Options	~12.5%

Contracts0

No linked records yet.

Programs0

No linked records yet.

Frequently asked

What does AndrenaM do?: AndrenaM develops AI-driven sonar systems using smart buoys with edge computing to detect, classify, and deliver real-time underwater intelligence. Founded by former SpaceX engineers, the company aims to modernize Cold War-era sonar analysis with automated AI-powered acoustic processing. AndrenaM is deploying a distributed sensor mesh off the California coast and raised seed funding in 36 hours from First Round Capital and other top-tier investors.
Where is AndrenaM headquartered?: AndrenaM is headquartered in Hawthorne, CA and was founded in 2024.
How much funding has AndrenaM raised?: AndrenaM has raised $10M in disclosed funding.
What does AndrenaM specialize in?: AndrenaM works across Underwater surveillance, AI sonar, Defense sensing.

Sources & citations3

Each claim links to its underlying source. Confidence reflects how directly the source supports the claim.

1
Raised $10M seed in 36 hours led by First Round Capital in June 2025; HQ Hawthorne, CA
AIM Media House: AndrenaM: $10M Seed for AI Undersea Surveillance
Reported2025-06-17
2
Founded 2024 by Matej Cernosek and Alex Chu (ex-SpaceX); AI-powered sonar buoys
Fundz: AndrenaM $10 Million seed
Reported2025-06-16
3
201 Ventures participated in AndrenaM's $10M seed round (June 2025), alongside First Round Capital (lead), Also Capital, Long Journey, Banter Capital, Homebrew, Wave Function Ventures, and Colorado School of Mines Venture Fund.
Tectonic Defense: Andrenam Raises $10M in Seed Funding
Reported2025-06-17