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Fusion Fund

North America, California, United States, Palo Alto

Description

Fusion Fund is a prominent venture capital firm based in Palo Alto, California, founded by Managing Partner Lu Zhang. The firm specializes in early-stage investments, primarily targeting Seed to Series A rounds, with a strategic focus on companies leveraging deep technology and data advantages. Their investment thesis centers on disruptive innovations in artificial intelligence, big data, robotics, and the Internet of Things, applied across critical sectors such as enterprise solutions, industrial applications, and healthcare. Fusion Fund aims to back visionary founders who are developing foundational technologies with the potential for significant market impact.

The firm's investment strategy is characterized by its typical first check sizes, which range from $1 million to $5 million, reflecting their commitment to providing substantial early capital to promising startups. Fusion Fund has demonstrated consistent growth in its capital base, successfully closing its fourth flagship fund, Fund IV, at $120 million in 2022. This latest fund contributes to a significant overall asset under management (AUM) exceeding $600 million across its various funds, underscoring its robust financial capacity to support its portfolio companies.

Beyond capital, Fusion Fund emphasizes a value-add approach, leveraging its extensive network and operational expertise to assist portfolio companies with strategic guidance, talent acquisition, and market expansion. The firm's portfolio includes over 100 companies, showcasing a broad reach within its target sectors. Fusion Fund's commitment to fostering innovation and its deep understanding of technological trends position it as a key player in the early-stage venture ecosystem, particularly for startups at the intersection of deep tech and industry-specific applications.

Investor Profile

Fusion Fund has backed more than 117 startups, with 10 new investments in the last 12 months alone. The firm has led 25 rounds, about 21% of its total and boasts 10 exits across its portfolio.

Investment Focus Highlights

  • Concentrates on Seed, Series A, Series Unknown rounds (top funding stages).
  • Majority of deals are located in United States, Canada, Norway.
  • Strong thematic focus on Artificial Intelligence (AI), Software, Machine Learning.
  • Led 2 rounds in the past year.
  • Typical check size: $1M – $5M.

Stage Focus

  • Seed (50%)
  • Series A (24%)
  • Series Unknown (13%)
  • Series B (5%)
  • Series C (3%)
  • Pre Seed (2%)
  • Convertible Note (2%)
  • Series D (1%)

Country Focus

  • United States (95%)
  • Canada (3%)
  • Norway (2%)
  • United Kingdom (1%)

Industry Focus

  • Artificial Intelligence (Ai)
  • Software
  • Machine Learning
  • Health Care
  • Medical
  • Saas
  • Information Technology
  • Analytics
  • Robotics
  • Biotechnology
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FAQ

Frequently Asked Questions

Learn who this investor regularly partners with—both firms and angels—and explore their latest activity.

Who does Fusion Fund frequently co-invest with?

Foothill Ventures
North America, California, United States, Los Altos
Co-Investments: 4
Dolby Family Ventures
North America, California, United States, San Francisco
Co-Investments: 5
New Enterprise Associates
North America, California, United States, Menlo Park
Co-Investments: 4
Y Combinator
North America, California, United States, Mountain View
Co-Investments: 7
Shasta Ventures
North America, California, United States, Portola Valley
Co-Investments: 4
Liberty Global Ventures
North America, Colorado, United States, Englewood
Co-Investments: 4
Alumni Ventures
North America, New Hampshire, United States, Manchester
Co-Investments: 6
Notable Capital
North America, California, United States, Menlo Park
Co-Investments: 4
DNX Ventures
North America, California, United States, San Mateo
Co-Investments: 5
Khosla Ventures
North America, California, United States, Menlo Park
Co-Investments: 9

Which angels does Fusion Fund often collaborate with?

WG
North America, California, United States, San Francisco
Shared Deals: 4
AK
North America, District of Columbia, United States, Washington
Shared Deals: 1
RS
North America, California, United States, Menlo Park
Shared Deals: 1
TL
North America, California, United States, Burlingame
Shared Deals: 1
AK
North America, California, United States, San Francisco
Shared Deals: 1
SC
North America, California, United States, San Francisco
Shared Deals: 1
FS
North America, New York, United States, New York
Shared Deals: 1
GK
North America, New York, United States, New York
Shared Deals: 1
GC
North America, California, United States, Los Angeles
Shared Deals: 1
DP
North America, California, United States, San Francisco
Shared Deals: 2

What are some of recent deals done by Fusion Fund?

Memories.ai

San Francisco, California, United States

Memories.ai a startup developing an AI video analytics platform.

Artificial Intelligence (AI)Information TechnologyInternetVideo
SeedJul 24, 2025
Amount Raised: $8,000,000
Rhino Federated Computing

Boston, Massachusetts, United States

Rhino Federated Computing provides a platform for AI collaboration enterprises to accelerate data strategies and to expand AI use cases.

Artificial Intelligence (AI)Health CareInformation TechnologySoftware
Series AMay 22, 2025
Amount Raised: $15,000,000
Somite

Boston, Massachusetts, United States

Somite is leveraging data and AI to introduce novel cell replacement therapies.

Artificial Intelligence (AI)Biotechnology
Series AMay 13, 2025
Amount Raised: $47,000,000
Blumind

Ottawa, Ontario, Canada

Blumind provides analog machine learning inferencing engines for edge smart sensors and smart devices.

Artificial Intelligence (AI)Machine LearningSemiconductor
Series AApr 8, 2025
Amount Raised: $14,031,740
Reality Defender

New York, New York, United States

Reality Defender is a deep-fake and AI-generated media detection platform that helps to detect AI-generated and manipulated content.

Artificial Intelligence (AI)Fraud DetectionIdentity ManagementNetwork Security
Series UnknownApr 3, 2025
Proscia

Philadelphia, Pennsylvania, United States

Proscia develops digital pathology software designed to help laboratories and life sciences organizations manage and analyze pathology data.

Artificial Intelligence (AI)BiotechnologyLife ScienceMedical
Series DMar 19, 2025
Amount Raised: $50,000,000
SAIF Systems

Oxford, Oxfordshire, United Kingdom

Enabling Trustworthy Autonomy, for Humanity

Pre SeedFeb 14, 2025
Amount Raised: $1,193,290
Palona AI

Palo Alto, California, United States

Palona AI offers a range of artificial intelligence technologies that boost D2C growth.

Artificial Intelligence (AI)Brand MarketingSoftware
SeedJan 23, 2025
Amount Raised: $10,000,000
Voyage AI

Palo Alto, California, United States

Voyage AI develops embedding models and rerankers for precise and efficient search and RAG.

Artificial Intelligence (AI)Information TechnologyMachine Learning
Series AOct 3, 2024
Amount Raised: $20,000,000
Starpath Robotics

Los Angeles, California, United States

Starpath Robotics builds spacecraft propellant that reduces the deep space transport cost.

Air TransportationSpace TravelTransportation
SeedAug 20, 2024
Amount Raised: $12,000,000