Skip to main content
Caplight Logo









Poseidon Aerospace

Poseidon Aerospace

Private
San Francisco, CaliforniaMobility, Transportation & Logisticshttps://www.poseidonaero.com/

Last Round

Seed

Nov 5, 2025

Total Funding Raised

$12.4M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Poseidon Aerospace is an aerospace company that develops unmanned cargo aircraft and autonomous sea gliders for commercial and defense logistics.

Sector

Mobility, Transportation & Logistics

Verticals

Freight & Transportation, Defense Tech, Autonomous Vehicles, Maritime & Shipping, Aviation & Drones

Business Model

B2B

Customer Profile

Hardware Sales, Government Contracts, Hardware + Subscription, Services & Consulting

AI Layer

Application

Keywords

ground effect vehicleautonomous sea gliderWIG vehicleekranoplancargo droneunmanned logisticsmaritime dronedefense logisticsmaritime logisticsautonomous cargocontested logisticsautonomous defensegovernment contractssea skimmerinter-island transportB2G

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

Poseidon Aerospace Comparables

Compare Poseidon Aerospace with similar companies based on industry and business-model similarity.

Poseidon Aerospace comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Flying Ship Technologies, Corp.
93%
REGENT Craft
77%
Singapore Technologies Engineering Ltd
74%

Poseidon Aerospace Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedNov 5, 2025
Pre SeedApr 4, 2025

Key People

Founding team and executive leadership

Parker Tenney

Co-Founder & CTO

Founding Team

David Zagaynov

CEO

Executive Team

Poseidon Aerospace Investors

Notable investors and investment history

Poseidon Aerospace investors
InvestorRounds
Starship VenturesSeed, Pre Seed
Fortitude VenturesSeed
Draper Startup HousePre Seed
Draper AssociatesSeed
GoAhead VenturesSeed
Cade VenturesSeed
Drover VenturesSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 24, 2026

    Grew 15% QoQ from 26 to 30 employees.

  • Jun 1, 2026

    Heron and Egret aircraft targeting flight tests in summer 2026.

Poseidon Aerospace Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation

Poseidon Aerospace Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Poseidon Aerospace's valuation, stock price, and market status.

Firmographic Details

HeadquartersSan Francisco, California
Employee Range27
Year Founded2024
Last FundingNov 5, 2025

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.

See something wrong or outdated?