# Fusion Fund: portfolio, investments and team

> Fusion Fund is a vc firm based in United States. 3 investments on record, 2 in the last 12 months, latest Jun 2026. Portfolio, stages, co-investors and team.

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

United States · [Investor](https://millionrounds.com/investors)

# Fusion Fund

Last cheque observed Jun 2026; 3 cheques on record.

Email

VC firm Deploying now

Pre-seed Seed Series A Nanotech Hard Tech New Materials

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Deploying now

**67%** of best year **2** **cheques in 12 months**, 3 on record

Since the last cheque **156** days **00** hrs **00** min **00** sec

Median round **$23M** Rounds led **1 of 3**

Pitch Fusion Fund

## Fusion Fund highlights

- 01 2 cheques in the last 12 months
- 02 Mostly Growth and Seed: 67% of its rounds
- 03 Led 1 rounds

## What they do

> We back early-stage startups that leverage technical or data advantages... We invest in Pre-Seed, Seed, and Series A companies anywhere in the United States and Canada. From their own website

- **Type:** VC firm (from a list, unverified)
- **Cheque size:** Up to $3.0M as they say
- **Stages:** Pre-seed Seed Series A
- **Sectors:** Nanotech Hard Tech New Materials
- **Based in:** Palo Alto, United States
- **Cold pitches:** Not accepted

## The record

Every round we can evidence, newest first **3 appearances**

- **2026** 1 round
- **Jun** **[Subtle Medical](https://millionrounds.com/company/subtle-medical)** Growth · US · Ventureburn **$33M** With 8 others
- **2025** 2 rounds
- **Dec** **[Niobium](https://millionrounds.com/company/niobium)** Seed · US · TechStartups **$23M** *Led*
- **Oct** **[SenseNet](https://millionrounds.com/company/sensenet)** Series A · US · TechStartups **$14M** With 7 others

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

## The team

Named by the firm itself, on a filing, its Form ADV or its company registration **1 named**

LZ **Lu Zhang** Chief Executive Officer i Form ADV

We also hold **16** people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

## What the register says

From the firm's own filings with the SEC, which it must file accurately by law

**$526M** gross assets of its funds Oct 2026

**Exempt** reporting adviser venture or small private funds

- **Legal name:** Fusion Fund Silicon Valley LLC
- **SEC number:** CRD 289902

## The cheque

Pre-seed Seed Series A

Median round joined **$23M** the round, not its cheque

Led 1 of 3 rounds **33%**

- **Said size:** Up to $3.0M
- **Sole investor:** Never alone
- **Last cheque:** Jun 2026

Rounds by stage said on their site

- Growth *1*
- Seed said *1*
- Series A said *1*
- Pre-seed said *-*

Cheques by month Led Joined

Dec 2023 Nov 2026

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## Recently backed

The latest companies Fusion Fund put money into.

[**Subtle Medical** $33M · Jun 2026](https://millionrounds.com/company/subtle-medical)[**Niobium** $23M · Dec 2025](https://millionrounds.com/company/niobium)

## Quick answers about Fusion Fund

### What does Fusion Fund invest in?

Fusion Fund invests most often at Growth and Seed (67% of the rounds on record), in sectors such as Nanotech, Hard Tech and New Materials.

### How active is Fusion Fund?

3 investments on record, 2 of them in the last 12 months, and it led 1. The most recent was in Jun 2026.

### What has Fusion Fund invested in recently?

Its most recent investments on record: Subtle Medical (Growth, Jun 2026), Niobium (Seed, Dec 2025) and SenseNet (Series A, Oct 2025).

### How big are Fusion Fund's cheques?

The median round it joins is $23M.

### Is Fusion Fund investing now?

Yes: it is actively investing, with 2 investments in the last 12 months.

### What kind of investor is Fusion Fund?

Fusion Fund is a VC firm based in Palo Alto, United States.

### How much does Fusion Fund manage?

About $526M, as gross assets of its private funds (Oct 2026).

### When was Fusion Fund founded?

Fusion Fund was founded in 2015.

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