# Contessa funding: rounds and investors

> Contessa has raised $33M across 1 round since 2019. Investors include Deerfield and Optum Ventures. Every round with its source.

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

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

# Who invested in *Contessa*

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.

Healthcare

Funding summary Updated 26 Oct 2026

**$33M** raised across 1 round since 2019, from 1 source

- **Latest round:** Series D, $33M Nov 2019
- **Investors:** 2

See who backed them

## The rounds

- **Nov 2019** Series D **$33M** [Deerfield](https://millionrounds.com/fund/deerfield) [Optum Ventures](https://millionrounds.com/fund/optum-ventures) Source recorded

## Everyone who backed them

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

[Optum Ventures](https://millionrounds.com/fund/optum-ventures) VC firm **1** round

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

## Quick answers about Contessa

### Who invested in Contessa?

Contessa's investors include Deerfield and Optum Ventures.

### How much has Contessa raised?

Contessa has raised $33M across 1 round since 2019.

### When did Contessa last raise?

Contessa's most recent round was a Series D of $33M in Nov 2019.

### What was Contessa's biggest round?

Its most recent round, $33M in Nov 2019, is also its largest on record.

### Who backed Contessa first?

Contessa's first round on record, in Nov 2019, was backed by Deerfield and Optum Ventures.

### What stage is Contessa at?

Contessa's latest named round is a Series D, in Nov 2019.

## Companies like Contessa

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

[**Cloverleaf Bio** $33M · Sept 2026](https://millionrounds.com/company/cloverleaf-bio)[**Hera** $29M · Jun 2026](https://millionrounds.com/company/hera)[**Musely** $360M · May 2026](https://millionrounds.com/company/musely)[**Predictheon** $3.1M · Apr 2026](https://millionrounds.com/company/predictheon)[**Oricell Therapeutics** $180M · Apr 2026](https://millionrounds.com/company/oricell-therapeutics)[**Dosentrx** $1.8M · Mar 2026](https://millionrounds.com/company/dosentrx)

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