MarineSitu
PrivateLast Round
Grant
May 23, 2025
Total Funding Raised
$1.17M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
MarineSitu operates in Frontier & Industrial Tech and is based in Seattle, Washington. Its latest recorded funding round was a Grant round in May 2025.
MarineSitu is an engineering company that develops underwater monitoring technologies, including hardware and AI-powered software, for the marine energy and blue economy sectors.
Sector
Frontier & Industrial Tech
Verticals
Environmental Monitoring, Computer Vision, Sensors, Renewable Energy, Maritime & Shipping
Business Model
B2B
Customer Profile
Hardware Sales, Government Contracts, Services & Consulting
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
MarineSitu Comparables
Compare MarineSitu with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Ecodetect | 81% | |
| Anemo Robotics | 78% | |
| DeepWater Exploration Inc. | 77% |
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MarineSitu Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | May 23, 2025 | ||||
| Accelerator | Mar 13, 2025 | ||||
| Accelerator | Oct 1, 2024 | ||||
| Grant | Aug 1, 2024 | ||||
| Grant | Mar 1, 2024 |
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MarineSitu Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Meliorate Partners | Accelerator |
| Hatch Blue | Accelerator |
| Department of Energy | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 28, 2026
Monthly visitors increased 175% MoM.
- May 23, 2025
Secured $5K in grant funding.
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MarineSitu Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about MarineSitu's valuation, stock price, and market status.
Is MarineSitu a public or private company?
MarineSitu is a private company.
What is the current stock price of MarineSitu?
MarineSitu is a private company, so its shares have no public market price. Caplight tracks MarineSitu's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is MarineSitu worth (valuation)?
Valuation information for MarineSitu is not publicly available.
Can I buy MarineSitu stock?
MarineSitu shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was MarineSitu's last funding round?
MarineSitu's most recent funding round was Grant on May 23, 2025.
Who are the main investors in MarineSitu?
Key investors in MarineSitu include Meliorate Partners, Hatch Blue.
Will MarineSitu IPO soon?
No public IPO plans have been announced for MarineSitu.
How can I track MarineSitu secondary market activity?
Caplight tracks bids, offers, and trades in MarineSitu's shares on secondary markets.