# Photon Health funding: rounds and investors

> Photon Health has raised $16M across 1 round since 2026. Investors include Healthier Capital, BoxGroup and Susa Ventures. Every round with its source.

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

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

# Who invested in *Photon Health*

One round we have observed, with the 6 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.

Healthtech

Raised 6 months ago

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Funding summary Updated 5 Nov 2026

**$16M** raised across 1 round since 2026, from 2 sources

- **Latest round:** Series A, $16M Apr 2026
- **Led by:** Healthier Capital
- **Investors:** 6 (1 led)

See who backed them

## The rounds

- **Apr 2026** Series A **$16M** [Healthier Capital](https://millionrounds.com/fund/healthier-capital) Lead [BoxGroup](https://millionrounds.com/fund/boxgroup) [Susa Ventures](https://millionrounds.com/fund/susa-ventures) [Long Journey Ventures](https://millionrounds.com/fund/long-journey-ventures) [Notation](https://millionrounds.com/fund/notation) [Evidenced](https://millionrounds.com/fund/evidenced) Reported by AlleyWatch and 1 other SEC filing: $16M sold

## Funding filed with regulators

Photon Health filed 2 raises, $23M in all. Filings say how much was sold and to how many investors; they never name the investors.

- Apr 2026 **$16M** 13 investors of $16M offered SEC Form D
- Jul 2024 **$7.3M** 13 investors of $10M offered SEC Form D

## Everyone who backed them

[Healthier Capital](https://millionrounds.com/fund/healthier-capital) VC firm **1** round, led 1

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

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

[Long Journey Ventures](https://millionrounds.com/fund/long-journey-ventures) VC firm **1** round

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

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

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

## Also claim to have backed them

These 3 firms list Photon Health as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Notation Capital](https://millionrounds.com/fund/notation-capital) VC firm Per its own site

[Floating Point](https://millionrounds.com/fund/floating-point) VC firm Per its own site

[Headwater Ventures](https://millionrounds.com/fund/headwater-ventures) VC firm Per its own site

## Quick answers about Photon Health

### Who invested in Photon Health?

Photon Health's investors include Healthier Capital, BoxGroup, Susa Ventures, Long Journey Ventures and Notation, and 1 more on record. Healthier Capital led its latest round.

### How much has Photon Health raised?

Photon Health has raised $16M across 1 round since 2026.

### When did Photon Health last raise?

Photon Health's most recent round was a Series A of $16M in Apr 2026, led by Healthier Capital.

### What was Photon Health's biggest round?

Its most recent round, $16M in Apr 2026, is also its largest on record.

### Who backed Photon Health first?

Photon Health's first round on record, in Apr 2026, was backed by Healthier Capital, BoxGroup and Susa Ventures and 3 others.

### What stage is Photon Health at?

Photon Health's latest named round is a Series A, in Apr 2026.

### Where is Photon Health based?

Photon Health is based in the United States.

### Who led Photon Health's rounds?

Healthier Capital led the Series A in 2026.

## Companies like Photon Health

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

[**Allswell** $15M · Oct 2026](https://millionrounds.com/company/allswell)[**Stride** $16M · Oct 2026](https://millionrounds.com/company/stride)[**Allara** $56M · Oct 2026](https://millionrounds.com/company/allara)[**Brellium** $40M · Oct 2026](https://millionrounds.com/company/brellium)[**Sabi** $50M · Oct 2026](https://millionrounds.com/company/sabi)[**Biotia** $12M · Oct 2026](https://millionrounds.com/company/biotia)

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