# Reliable Robotics funding rounds and investors

As of 21 Oct 2026, Reliable Robotics has raised $275M across 2 verified rounds on record, plus 2 rounds still being checked; latest: $115 million Series D extension led by Nimble Ventures, announced 20 Oct 2026.

Reliable Robotics is bringing certifiable autonomy to commercial and defense aviation.

Website: https://reliable.co  
Headquarters: Mountain View, CA  
Page: https://fireround.dev/companies/reliable-robotics-2

## Verified rounds

| Announced | Round | Amount | Lead investors | Other investors | Sources |
| --- | --- | --- | --- | --- | --- |
| 2026-10-20 | Series D extension | $115 million | Nimble Ventures | Geek Ventures, Gold Hill Capital, Sparkwave Capital, Island Green Capital, Gideon Strategic Partners, Rock Creek | [businesswire.com](https://www.businesswire.com/news/home/20261020103258/en/Reliable-Robotics-Secures-%24115M-in-New-Capital), [techcrunch.com](https://techcrunch.com/2026/10/20/spacex-alums-aviation-startup-reliable-robotics-lands-115m-topping-1b-valuation), [reflector.com](http://www.reflector.com/news/national/reliable-robotics-secures-115m-in-new-capital/article_186e3534-4f6b-5380-8f91-7d7bec53ece5.html) |
| 2026-04-21 | Funding round | $160M | Nimble Ventures | Island Green Capital, Socium Ventures, Presidio Ventures, UP.Partners, KAS Venture Partners, What If Ventures, Calm Ventures, Gaingels, Mana Ventures, Eclipse Capital, Lightspeed, Coatue, Pathbreaker Ventures, AE Ventures, RTX Ventures | [businesswire.com](https://www.businesswire.com/news/home/20260421825512/en/Reliable-Robotics-Announces-%24160M-in-New-Investment), [finsmes.com](https://www.finsmes.com/2026/04/reliable-robotics-raises-160m-in-new-investment.html), [govconwire.com](https://www.govconwire.com/articles/reliable-robotics-autonomy-system) |

Source: Fireround (https://fireround.dev), an open-source funding feed. Each round is checked against the pages listed with it.