Ocean surveillance startup Quartermaster raises another $140M

Automated excerpt

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. That idea has proven popular, because Quartermaster has already closed a much larger Series B, bringing in $140 million this time. Quartermaster has had to hustle to keep up with demand, Sobin said.

Selected automatically from source text; not independently written or fact-checked. Read the original for full context.