# Deep Isolation funding: rounds and investors

> Deep Isolation has raised $33M across 2 rounds since 2025. Investors include Berkeley SkyDeck. Every round with its source.

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

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

# Who invested in *Deep Isolation*

2 rounds we have observed, with the one investor named in them. 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 10 months ago

Funding summary Updated 26 Oct 2026

**$33M** raised across 2 rounds since 2025, from 2 sources

- **Latest round:** Venture Jan 2026
- **Biggest round:** $33M Venture · Jul 2025
- **Investors:** 1

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2026

**$33M** Venture

**?** Venture

- **First round:** Venture, $33M
- **Biggest round:** $33M
- **Between rounds:** 6 months

## The rounds

- **Jan 2026** Venture **Amount undisclosed** *1 returning* [Berkeley SkyDeck](https://millionrounds.com/fund/berkeley-skydeck) Source recorded
- **Jul 2025** Venture **$33M** *1 new* [Berkeley SkyDeck](https://millionrounds.com/fund/berkeley-skydeck) Source recorded

## Founders and team

From Deep Isolation's own website and the SEC filings it signed: 8 on the team.

- **Rod Baltzer** Chief Executive Officer
- **Jesse Sloane** Executive Vice President of Engineering
- **Chris Parker** Chief Commercialization Officer
- **Joseph Nelson** Chief Financial Officer
- **Sophie McCallum** Chief of Staff
- **Paula Whitten-Doolin** General Counsel
- **Elizabeth Muller** Executive Officer, Director i
- **Richard Muller** Executive Officer, Director i

On the board, as filed i *Kent S. Cole*

## Everyone who backed them

[Berkeley SkyDeck](https://millionrounds.com/fund/berkeley-skydeck) Accelerator **2** rounds

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

## Quick answers about Deep Isolation

### Who invested in Deep Isolation?

Deep Isolation's investors include Berkeley SkyDeck.

### How much has Deep Isolation raised?

Deep Isolation has raised $33M across 2 rounds since 2025. One round did not disclose an amount, so the total is a floor.

### When did Deep Isolation last raise?

Deep Isolation's most recent round was a Venture in Jan 2026.

### What was Deep Isolation's biggest round?

Deep Isolation's largest round on record is $33M (Venture), in Jul 2025.

### Who backed Deep Isolation first?

Deep Isolation's first round on record, in Jul 2025, was backed by Berkeley SkyDeck.

### What stage is Deep Isolation at?

Deep Isolation's latest named round is a Venture, in Jan 2026.

### Where is Deep Isolation based?

Deep Isolation is based in the United States.

## Companies like Deep Isolation

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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