Ocean surveillance startup Quartermaster raises another $140M

Arlington, Virginia-based startup Quartermaster in May closed a $43 million Series A around its idea of using weather-hardened sensors to capture data and generate insights about maritime activity. Th

事件进展（2 篇报道）

1. 2026-09-28 21:00
   TechCrunch Ocean surveillance startup Quartermaster raises another $140M
2. 2026-09-28 21:00
   TechCrunch Maritime intelligenc startup Quartermaster raises another $140M

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