who is rob rainhart

Who Is Rob Rainhart? Chief Executive Officer of Apeiron Labs

Rob Rainhart was named chief executive officer of Apeiron Labs on 5 November 2026, per a company announcement distributed by Business Wire via FinancialContent.

By Jonathan Tauzerus · reviewed against 1 cited sources · updated November 5, 2026.

At Drones & Defense, we track the founders, executives and program leaders behind the aerial drones, uncrewed ground vehicles and uncrewed maritime vessels we research, because who runs a drone company or a military drone program shapes its contracts, production and strategy.

Apeiron Labs describes its fleet of autonomous underwater vehicles as giving defense, intelligence and maritime users real-time ocean data at a fraction of the cost of current solutions (Business Wire via FinancialContent).

Where Rob Rainhart Is Now

Co-founder Ravi Pappu, who had been CEO since the company's start, moved to chief technology officer to focus on product and engineering, and both men will serve on the board (Business Wire via FinancialContent).

The release says Rainhart has experience scaling technology companies for defense and intelligence, and that he was one of HawkEye 360's earliest employees, helping take it from a pre-launch startup to a space-intelligence business that by its IPO had more than 30 satellites (Business Wire via FinancialContent).

Role: chief executive officer, Apeiron Labs (Business Wire via FinancialContent)
Previously: among HawkEye 360's earliest employees (Business Wire via FinancialContent)

What Is Not Established

The source is a company press release, so the description of his record is the company's own. Financial terms, funding and start date beyond the announcement were not reviewed, and this profile adds no private-life or unsourced career detail.

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