Poseidon
San Francisco, United States
Poseidon is a leading investor in the legal cannabis and hemp industries with $190 million in AUM. Active cannabis investors since 2013, the Poseidon team has collectively raised seven cannabis-specific funds and deployed capital into nearly 200 businesses across various stages and verticals globally. For more information, visit https://www.poseidonassetmanagement.com/.
Key facts
- Headquarters
- San Francisco, United States
- Employees
- Unknown
- Website
- poseidon.eco
- Company page
Recent activity at Poseidon
Poseidon funding history
| Date | Round | Amount |
|---|---|---|
| Jul 2025 | Seed | $15.0M |
| Jul 2021 | Venture | Undisclosed |
Employee benefit plans
Poseidon files 1 employee benefit plan with the U.S. Department of Labor, including a retirement plan. The next plan year renews in Dec 2026.
Poseidon in the news
- One nuclear-armed Poseidon torpedo could decimate a coastal city. Russia wants 30 of them. - Bulletin of the Atomic Scientists (Jun 14, 2023)
- Poseidon wins key seawater desalination permit - Los Angeles Times (Apr 29, 2021)
- The Poseidon Principles – Part 1 - Overview - Clyde & Co (Feb 24, 2020)
- Putin’s Poseidon and the Radioactive Tidal Wave of Death - Newsweek (Jan 19, 2023)
- Desalination advances in California despite opponents pushing for alternatives - Reuters (Jul 30, 2021)
- Newsom pushes private seawater desalting plant over local and environmental opposition - Los Angeles Times (Feb 23, 2021)
- Poseidon’s Huntington Beach desalination plant still in choppy waters - Los Angeles Times (Aug 06, 2020)
- Barbara Boxer will lobby for an environmentally controversial desalination plant in Huntington Beach - Los Angeles Times (Apr 19, 2017)
About Poseidon: questions and answers
What does Poseidon do?
Poseidon is a leading investor in the legal cannabis and hemp industries with $190 million in AUM. Active cannabis investors since 2013, the Poseidon team has collectively raised seven cannabis-specific funds and deployed capital into nearly 200 businesses across various stages and verticals globally. For more information, visit https://www.poseidonassetmanagement.com/.
Where is Poseidon headquartered?
Poseidon is headquartered in San Francisco, United States.
Has Poseidon raised funding?
Yes. Fundz has recorded 2 funding events for Poseidon. The most recent, Seed of $15.0M, was in Jul 2025.
What is the latest news on Poseidon?
On Jul 22, 2025, Poseidon secures $15 million in seed funding led by a16z Crypto to create a decentralized AI training data layer.
Source: Fundz records from SEC filings, press releases and company announcements. How Fundz measures data accuracy