# Rongke Hydrogen funding: rounds and investors

> Rongke Hydrogen has raised $16M across 1 round since 2021. Investors include Citibank and K2VC. Every round with its source.

Source: https://millionrounds.com/company/rongke-hydrogen (Millionrounds; every figure on the page links to its filing or article)

[Series B startup](https://millionrounds.com/companies)

# Who invested in *Rongke Hydrogen*

One round we have observed, with the 2 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Cleantech

Funding summary Updated 26 Oct 2026

**$16M** raised across 1 round since 2021, from 1 source

- **Latest round:** Series B, $16M Nov 2021
- **Investors:** 2

See who backed them

## The rounds

- **Nov 2021** Series B **$16M** [Citibank](https://millionrounds.com/fund/citi) [K2VC](https://millionrounds.com/fund/k2vc) Source recorded

## Everyone who backed them

[Citibank](https://millionrounds.com/fund/citi) Growth equity **1** round

[K2VC](https://millionrounds.com/fund/k2vc) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=rongke-hydrogen).

## Quick answers about Rongke Hydrogen

### Who invested in Rongke Hydrogen?

Rongke Hydrogen's investors include Citibank and K2VC.

### How much has Rongke Hydrogen raised?

Rongke Hydrogen has raised $16M across 1 round since 2021.

### When did Rongke Hydrogen last raise?

Rongke Hydrogen's most recent round was a Series B of $16M in Nov 2021.

### What was Rongke Hydrogen's biggest round?

Its most recent round, $16M in Nov 2021, is also its largest on record.

### Who backed Rongke Hydrogen first?

Rongke Hydrogen's first round on record, in Nov 2021, was backed by Citibank and K2VC.

### What stage is Rongke Hydrogen at?

Rongke Hydrogen's latest named round is a Series B, in Nov 2021.

## Companies like Rongke Hydrogen

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