# Singsun funding: rounds and investors

> Singsun has raised $139M across 1 round since 2023. Investors include Citibank. Every round with its source.

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

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

# Who invested in *Singsun*

One round we have observed, with the one investor 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.

Manufacturing

Funding summary Updated 26 Oct 2026

**$139M** raised across 1 round since 2023, from 1 source

- **Latest round:** Series A, $139M Aug 2023
- **Investors:** 1

See who backed them

## The rounds

- **Aug 2023** Series A **$139M** [Citibank](https://millionrounds.com/fund/citi) Source recorded

## Everyone who backed them

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

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

## Quick answers about Singsun

### Who invested in Singsun?

Singsun's investors include Citibank.

### How much has Singsun raised?

Singsun has raised $139M across 1 round since 2023.

### When did Singsun last raise?

Singsun's most recent round was a Series A of $139M in Aug 2023.

### What was Singsun's biggest round?

Its most recent round, $139M in Aug 2023, is also its largest on record.

### Who backed Singsun first?

Singsun's first round on record, in Aug 2023, was backed by Citibank.

### What stage is Singsun at?

Singsun's latest named round is a Series A, in Aug 2023.

## Companies like Singsun

In the same sector, and raised in the last eighteen months.

[**Dessn** $6.0M · May 2026](https://millionrounds.com/company/dessn)[**Ciridae** $20M · May 2026](https://millionrounds.com/company/ciridae)[**C-Infinity** $16M · Apr 2026](https://millionrounds.com/company/c-infinity)[**SmartSolar** $1.3M · Mar 2026](https://millionrounds.com/company/smartsolar)[**Onodrim Industries** $47M · Feb 2026](https://millionrounds.com/company/onodrim-industries)[**Hanyang Technology** Feb 2026](https://millionrounds.com/company/hanyang-technology)

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