# GCL Optoelectronics funding: rounds and investors

> GCL Optoelectronics has raised $28M across 1 round since 2025. Investors include IDG Capital, HSG and Temasek Holdings. Every round with its source.

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

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

# Who invested in *GCL Optoelectronics*

One round we have observed, with the 3 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.

Energy

Funding summary Updated 26 Oct 2026

**$28M** raised across 1 round since 2025, from 1 source

- **Latest round:** Series C, $28M Jun 2025
- **Investors:** 3

See who backed them

## The rounds

- **Jun 2025** Series C **$28M** [IDG Capital](https://millionrounds.com/fund/idg-capital) [HSG](https://millionrounds.com/fund/hsg) [Temasek Holdings](https://millionrounds.com/fund/temasek) Source recorded

## Everyone who backed them

[IDG Capital](https://millionrounds.com/fund/idg-capital) Private equity **1** round

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

[Temasek Holdings](https://millionrounds.com/fund/temasek) VC firm **1** round

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

## Quick answers about GCL Optoelectronics

### Who invested in GCL Optoelectronics?

GCL Optoelectronics's investors include IDG Capital, HSG and Temasek Holdings.

### How much has GCL Optoelectronics raised?

GCL Optoelectronics has raised $28M across 1 round since 2025.

### When did GCL Optoelectronics last raise?

GCL Optoelectronics's most recent round was a Series C of $28M in Jun 2025.

### What was GCL Optoelectronics's biggest round?

Its most recent round, $28M in Jun 2025, is also its largest on record.

### Who backed GCL Optoelectronics first?

GCL Optoelectronics's first round on record, in Jun 2025, was backed by IDG Capital, HSG and Temasek Holdings.

### What stage is GCL Optoelectronics at?

GCL Optoelectronics's latest named round is a Series C, in Jun 2025.

## Companies like GCL Optoelectronics

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

[**os.energy** $1.2M · Aug 2026](https://millionrounds.com/company/os-energy)[**CleanMax** $165M · Feb 2026](https://millionrounds.com/company/cleanmax)[**Radiance Renewables** $100M · Feb 2026](https://millionrounds.com/company/radiance-renewables)[**Turno** $4.7M · Feb 2026](https://millionrounds.com/company/turno)[**e-TRNL Energy** $3.0M · Feb 2026](https://millionrounds.com/company/e-trnl-energy)[**PolyCycl** $2.9M · Jan 2026](https://millionrounds.com/company/polycycl)

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