Who invested in GreyOrange

3 rounds we have observed, with the 6 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

AIRobotics

Funding summaryUpdated 26 Oct 2026

$305Mraised across 3 rounds since 2015, from 3 sources

$30MSeries B$140MSeries C$135MSeries D

Latest round: Series D, $135MDec 2023
Biggest round: $140MSeries C · Sept 2018
Investors: 6

See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2017201920212023

$30MSeries B$140MSeries C$135MSeries D

First round: Series B, $30M
Biggest round: $140M
Usual gap between rounds: 5.3 years

The rounds

Dec 2023
Series D$135M2 new2 returning
Source recorded
Sept 2018
Series C$140M2 new
- Blume
- Mithril Capital/ Binny Bansal
Reported by FinSMEs
Aug 2015
Series B$30M2 new
- Tiger Global Management
- Blume Ventures
From a historical funding record

Founders and team

From GreyOrange's own website: 2 on the team.

Akash GuptaChief Executive Officer
Guido FrantzenChief Financial Officer

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

Series B2015Series C2018Series D2023

Tiger Global Management

Blume Ventures

BlackRock

InnoVen CapitalBlumeMithril Capital/ Binny Bansal

Everyone who backed them

Tiger Global ManagementVC firm2rounds

Blume VenturesVC firm2rounds

BlackRockAsset manager1round

InnoVen CapitalVenture debt1round

Blumeno record of our own yet1round

Mithril Capital/ Binny Bansalno record of our own yet1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

These 2 firms list GreyOrange as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.