Poseidon - About the company
Poseidon is a seed company based in San Francisco (United States), founded in 2025 by Sandeep Chinchali, Seung Yoon Lee and Sarick S. It operates as a Provider of platform for sourcing, curating, and labeling AI training data. Poseidon has raised $15M in funding from a16zcrypto.
Company Details
Provider of platform for sourcing, curating, and labeling AI training data. The platform facilitates the collection of differentiated data and edge cases for artificial intelligence. It offers data cleaning, structuring, and outlier flagging. The platform leverages both artificial intelligence and human consensus for fine-grained data labeling. It supports various artificial intelligence workflows, including humanoid robotics, audio transcription, and autonomous vehicles.
- Website
- psdn.ai
- Email ID
- *****@psdn.ai
Key Metrics
Founded Year
2025
Location
San Francisco, United States
Stage
Seed
Total Funding
$15M in 1 round
Latest Funding Round
Investors
Employee Count
21 as on Sep 30, 2026
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Poseidon's funding and investors
Poseidon has raised a total funding of $15M over 1 round. Its latest funding round was a Seed round on Jul 22, 2025 for $*****. 1 investor participated in its latest round. Poseidon has 1 institutional investor.
Here is the list of recent funding rounds of Poseidon:
Date of Funding | Funding Amount | Round Name | Post-Money Valuation | Revenue Multiple | Lead Investors | Other Investors |
|---|---|---|---|---|---|---|
Jul 22, 2025 | 7173363 | Seed | 6948291 | 3774444 | 8958556 | 1398258 |
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Poseidon's founders and board of directors
Founder? Claim ProfileHere are the details of Poseidon's key team members:
- Sandeep Chinchali: Co-Founder of Poseidon and founder of 1 other company. Contact Info: 1 email address
- Seung Yoon Lee: Co-Founder of Poseidon.
- Sarick S: Co-Founder of Poseidon. Contact Info: 1 email address
View details of Poseidon's Founder profiles and Board Members
Poseidon's employee count trend
Poseidon has 21 employees as of Sep 26. Here is Poseidon's employee count trend over the years:
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Poseidon's Investments and acquisitions
Poseidon has made no investments or acquisitions yet.
Reports related to Poseidon
Here is the latest report on Poseidon's geography:
News related to Poseidon
Media has covered Poseidon for a total of 3 events in the last 1 year, 1 of them has been about company updates.
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Ornn Raises $33M in Seed Round Led by Andreessen Horowitz for AI Compute MarketplaceThe SaaS News•Jun 25, 2026•Ornn AI, Andreessen Horowitz, Galaxy Ventures, Vine Ventures and 5 others
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POLYN Technology tapes out first neuromorphic automotive chip for tyre monitoringNew Electronics•Apr 30, 2026•Poseidon
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FAQs about Poseidon
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