Startup profile · funding coverage
Quartermaster funding, valuation and investors
Maritime intelligence startup building a distributed ocean-data network; raised a $100 million Series B plus $40 million of debt.
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Funding, valuation & investors
Answer-first snapshotLatest funding
Not publicly disclosed
Latest known valuation
Not publicly disclosed
Total disclosed equity funding
Not publicly disclosed
Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.
Current status
private
series b · Arlington, Virginia, USA
Overview
Quartermaster installs SmartMast sensor systems on commercial vessels to collect real-time maritime data. On September 28, 2026 it announced a $140 million financing package after a $43 million Series A in May. Reporting says about $100 million is Series B equity led by Insight Partners and $40 million is a debt facility from Stifel.
Why Quartermaster is interesting
Quartermaster is fresh, defense-adjacent and structurally interesting because the $140 million headline combines equity financing with debt.
Product & use cases
SmartMast combines cameras and radios on commercial vessels to create a distributed maritime observation network.
Key facts
- Sep 28, 2026: $140M financing package
- About $100M equity plus $40M debt
- Insight Partners led the Series B
Funding history (newest first)
Series B + debt package
2026-09-28 $140M total ($100M equity + $40M debt)- Insight Partners (lead)
- Overmatch Ventures (participant)
- First Round Capital (participant)
Market / IPO context
Editorial / static context — not a live quote.
FAQs about Quartermaster
Practical answers founders, operators, and investors typically search for.
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