# LunaJoy funding: rounds and investors

> LunaJoy has raised $4.2M across 2 rounds since 2024. Investors include Y Combinator, Goodwater Capital and Magic Fund. Every round with its source.

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

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

# Who invested in *LunaJoy*

2 rounds we have observed, with the 4 investors 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.

Healthcare

Funding summary Updated 26 Oct 2026

**$4.2M** raised across 2 rounds since 2024, from 2 sources

- **Latest round:** Venture Feb 2025
- **Biggest round:** $4.2M Seed · Apr 2024
- **Investors:** 4

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.

2025

**$4.2M** Seed

**?** Venture

- **First round:** Seed, $4.2M
- **Biggest round:** $4.2M
- **Between rounds:** 10 months

## The rounds

- **Feb 2025** Venture **Amount undisclosed** *3 returning* [Y Combinator](https://millionrounds.com/fund/y-combinator) [Goodwater Capital](https://millionrounds.com/fund/goodwater-capital) [Magic Fund](https://millionrounds.com/fund/magic-fund) Source recorded
- **Apr 2024** Seed **$4.2M** *4 new* [Y Combinator](https://millionrounds.com/fund/y-combinator) [Goodwater Capital](https://millionrounds.com/fund/goodwater-capital) [Magic Fund](https://millionrounds.com/fund/magic-fund) [VentureSouq](https://millionrounds.com/fund/venturesouq) Source recorded

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Seed** 2024 **Venture** 2025 [Y Combinator](https://millionrounds.com/fund/y-combinator) [Goodwater Capital](https://millionrounds.com/fund/goodwater-capital) [Magic Fund](https://millionrounds.com/fund/magic-fund) [VentureSouq](https://millionrounds.com/fund/venturesouq)

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **2** rounds

[Goodwater Capital](https://millionrounds.com/fund/goodwater-capital) VC firm **2** rounds

[Magic Fund](https://millionrounds.com/fund/magic-fund) VC firm **2** rounds

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

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

## Quick answers about LunaJoy

### Who invested in LunaJoy?

LunaJoy's investors include Y Combinator, Goodwater Capital, Magic Fund and VentureSouq.

### How much has LunaJoy raised?

LunaJoy has raised $4.2M across 2 rounds since 2024. One round did not disclose an amount, so the total is a floor.

### When did LunaJoy last raise?

LunaJoy's most recent round was a Venture in Feb 2025.

### What was LunaJoy's biggest round?

LunaJoy's largest round on record is $4.2M (Seed), in Apr 2024.

### Who backed LunaJoy first?

LunaJoy's first round on record, in Apr 2024, was backed by Y Combinator, Goodwater Capital and Magic Fund and 1 others.

### What stage is LunaJoy at?

LunaJoy's latest named round is a Venture, in Feb 2025.

### Where is LunaJoy based?

LunaJoy is based in the United States.

## Companies like LunaJoy

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)

## Find investors like these

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