# Tallgrass Energy funding: rounds and investors

> Tallgrass Energy has raised $843M across 1 round since 2024. Investors include Blackstone Group and CPP Investments. Every round with its source.

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

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

# Who invested in *Tallgrass Energy*

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.

Energy

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Funding summary Updated 27 Oct 2026

**$843M** raised across 1 round since 2024, from 1 source

- **Latest round:** Growth, $843M Aug 2024
- **Investors:** 2

See who backed them

## The rounds

- **Aug 2024** Growth **$843M** [Blackstone Group](https://millionrounds.com/fund/blackstone-group) [CPP Investments](https://millionrounds.com/fund/cpp-investments) Source recorded

## Everyone who backed them

[Blackstone Group](https://millionrounds.com/fund/blackstone-group) Private equity **1** round

[CPP Investments](https://millionrounds.com/fund/cpp-investments) Growth equity **1** round

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

## Quick answers about Tallgrass Energy

### Who invested in Tallgrass Energy?

Tallgrass Energy's investors include Blackstone Group and CPP Investments.

### How much has Tallgrass Energy raised?

Tallgrass Energy has raised $843M across 1 round since 2024.

### When did Tallgrass Energy last raise?

Tallgrass Energy's most recent round was a Growth of $843M in Aug 2024.

### What was Tallgrass Energy's biggest round?

Its most recent round, $843M in Aug 2024, is also its largest on record.

### Who backed Tallgrass Energy first?

Tallgrass Energy's first round on record, in Aug 2024, was backed by Blackstone Group and CPP Investments.

### What stage is Tallgrass Energy at?

Tallgrass Energy's latest named round is a Growth, in Aug 2024.

### Where is Tallgrass Energy based?

Tallgrass Energy is based in the United States.

## Companies like Tallgrass Energy

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)[**Pennsylvania American Water** $43M · Oct 2026](https://millionrounds.com/company/pennsylvania-american-water)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor)

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