# Syntis Bio funding: rounds and investors

> Syntis Bio has raised $33M across 1 round since 2025. Investors include National Institutes of Health, LD Capital and Safar Partners.

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

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

# Who invested in *Syntis Bio*

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.

Healthcare

Funding summary Updated 26 Oct 2026

**$33M** raised across 1 round since 2025, from 1 source

- **Latest round:** Series A, $33M Jul 2025
- **Investors:** 3

See who backed them

## The rounds

- **Jul 2025** Series A **$33M** [National Institutes of Health](https://millionrounds.com/fund/national-institutes-of-health) [LD Capital](https://millionrounds.com/fund/xie) [Safar Partners](https://millionrounds.com/fund/safar-partners) Source recorded SEC filing: $25M sold, first sale Jun 2025

## Founders and team

From Syntis Bio's own website: 4 on the team.

- **Rahul Dhanda** Chief Executive Officer
- **Christo Shalish** Chief Business Officer
- **David Rosenbaum** Chief Development Officer
- **Matt Dallas** Chief Financial Officer

## Everyone who backed them

[National Institutes of Health](https://millionrounds.com/fund/national-institutes-of-health) Government **1** round

[LD Capital](https://millionrounds.com/fund/xie) VC firm **1** round

[Safar Partners](https://millionrounds.com/fund/safar-partners) VC firm **1** round

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

## Also claim to have backed them

This firm lists Syntis Bio as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

[Boston Angel Club Investment](https://millionrounds.com/fund/boston-angel-club-investment) VC firm Per its own site

## Quick answers about Syntis Bio

### Who invested in Syntis Bio?

Syntis Bio's investors include National Institutes of Health, LD Capital and Safar Partners.

### How much has Syntis Bio raised?

Syntis Bio has raised $33M across 1 round since 2025.

### When did Syntis Bio last raise?

Syntis Bio's most recent round was a Series A of $33M in Jul 2025.

### What was Syntis Bio's biggest round?

Its most recent round, $33M in Jul 2025, is also its largest on record.

### Who backed Syntis Bio first?

Syntis Bio's first round on record, in Jul 2025, was backed by National Institutes of Health, LD Capital and Safar Partners.

### What stage is Syntis Bio at?

Syntis Bio's latest named round is a Series A, in Jul 2025.

### Where is Syntis Bio based?

Syntis Bio is based in the United States.

## Companies like Syntis Bio

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

[**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**AI** $18M · Oct 2026](https://millionrounds.com/company/ai)[**Baba** $40M · Oct 2026](https://millionrounds.com/company/baba)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink)

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