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Poseidon

20 employees on LinkedIn · 2 known investors

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PSDN builds infrastructure for managing long-tail data supply and demand at scale using AI and blockchain technology. The company serves organizations needing access to diverse, non-mainstream datasets in an intellectual property-aware manner.

AI & Machine LearningData & InfrastructureSector Agnostic

Founders & leadership

SL
Sebastian LiuFull Stack Engineer
S
SasidharanApplication Engineer
AW
Andy WuInfrastructure Engineer
CH
Changheon HanAI Research Fellow
RN
Rashmi NagpalAI Engineer
KR
Krishna RupaakulaAI Engineer
NI
Nick IppolitoStrategy and Operations
ZG
Zerui GeStaff Blockchain Engineer

Investors · 2

Andreessen Horowitzlisted by Andreessen HorowitzMenlo Park · $500K – $50M

How we know: a16z's portfolio · funding news · thesaasnews.com · Not right? Tell us

Funding

SEC filings, press & company announcements

$15M disclosed across 1 of 3 rounds · 2024–2026

Source: company announcements and press reports — follow each round's link for the claim.

Related companies · 4

CoinGeckoCoinGecko is the world's largest independent cryptocurrency data aggregator, providing comprehensive market data including price, volume, and market capitalization across thousands of cryptoassets. It serves millions of users globally with tools, research, and APIs for cryptocurrency market analysis and insights.
Positron AIPositron builds purpose-built hardware and inference accelerator silicon for running Transformer-based generative AI models, offering inference appliances that map HuggingFace Transformers models onto the hardware and expose an OpenAI API-compliant endpoint. Its products target AI infrastructure for high-performance, low-power model inference at scale.
Poseidon AeroPoseidon develops unmanned aerial vehicles for cargo logistics, specifically wave-skimming seagliders designed to reduce the cost per ton-mile of air freight. The company aims to deliver goods with the speed of air cargo at price points competitive with ground and maritime transport.
CryptoRankCryptorank is a data platform that tracks and publishes information on cryptocurrency funding rounds, project valuations, and investment activity. It aggregates and verifies funding data from public sources for the crypto market.

Companies working in the same space as Poseidon.

In the news

Poseidon Raises $15M Seedthesaasnews.com · Jun 2026

Frequently asked questions

What does Poseidon do?
PSDN builds infrastructure for managing long-tail data supply and demand at scale using AI and blockchain technology. The company serves organizations needing access to diverse, non-mainstream datasets in an intellectual property-aware manner.
Who are Poseidon's investors?
Poseidon's investors include a16z crypto, Andreessen Horowitz.
How much funding has Poseidon raised?
Poseidon has disclosed $15M raised across 1 of its 3 known rounds.