# rPlus Energies funding: rounds and investors

> rPlus Energies has raised $650M across 1 round since 2026. Investors include Santander. Every round with its source.

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

United States · [Funded startup](https://millionrounds.com/companies)

# Who invested in *rPlus Energies*

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.

Cleantech

Raised 8 months ago

Funding summary Updated 26 Oct 2026

**$650M** raised across 1 round since 2026, from 1 source

- **Latest round:** Debt, $650M Mar 2026
- **Investors:** 1

See who backed them

## The rounds

- **Mar 2026** Debt **$650M** [Santander](https://millionrounds.com/fund/santander) Source recorded

## Everyone who backed them

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

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

## Quick answers about rPlus Energies

### Who invested in rPlus Energies?

rPlus Energies's investors include Santander.

### How much has rPlus Energies raised?

rPlus Energies has raised $650M across 1 round since 2026.

### When did rPlus Energies last raise?

rPlus Energies's most recent round was a Debt of $650M in Mar 2026.

### What was rPlus Energies's biggest round?

Its most recent round, $650M in Mar 2026, is also its largest on record.

### Who backed rPlus Energies first?

rPlus Energies's first round on record, in Mar 2026, was backed by Santander.

### What stage is rPlus Energies at?

rPlus Energies's latest named round is a Debt, in Mar 2026.

### Where is rPlus Energies based?

rPlus Energies is based in the United States.

## Companies like rPlus Energies

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

[**Amogy** $125M · Oct 2026](https://millionrounds.com/company/amogy)[**LanzaJet** $67M · Oct 2026](https://millionrounds.com/company/lanzajet)[**Pivot Energy** $500M · Oct 2026](https://millionrounds.com/company/pivot-energy)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Renew** $207M · Oct 2026](https://millionrounds.com/company/renew)[**Optivolt** $37M · Oct 2026](https://millionrounds.com/company/optivolt)

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