On a recent weekday in Aspen, Colorado, Stu Landesberg stood with a group of firefighters on a mountainside and watched a drone take off and fly toward a simulated fire. The drone detected the “hotspot”—a pile of ice, since wildfire risk was too high that day for real flames—and then aimed and blasted it with fire suppressant.

The test flight was one of thousands that Landesberg’s startup, Seneca, has run while operating in stealth mode over the last several months. The company officially launched today, announcing that it has raised $60 million. It aims to reshape wildfire response—and help protect wildfire-prone communities in a way that hasn’t been possible until now.

“Once I started learning about this problem, I became obsessed with it”

For Landesberg, the startup represents an une

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