Fund profile / United States

Fusion Fund IV

Geography
United States
Stage
Seed
Fund size
$190M
Focus
AI/ML, Deep Tech and SaaS
Signals
Published
Share
N°01 / About

About Fusion Fund IV

Fusion Fund IV is a venture capital firm based in United States, focusing on Seed stage investments. The fund actively supports founders building innovative solutions in AI/ML, Deep Tech, SaaS, providing strategic guidance and capital to help startups scale.

N°02 / Thesis

Investment Focus

Location / RegionUnited States
Funding StageSeed
Industry Focus
AI/ML
Deep Tech
SaaS

Investor Signals Profile

active

Sweet Spot

Technical founder solving physical AI deployment, manufacturing, pre-Seed–A

enterprise AI
healthcare tech
industrial technology
AI infrastructure
deep tech / data advantage
robotics / embodied AI
physical AI deployment
parametric insurance
real-time sensor data
precision medicine
federated computing
edge computing
BCI / biotech
cloud infrastructure

Bullish Signals

Portfolio co. in agentic AI compliance spaceexternal
Backing enterprise-ready AI infra startupsexternal
Portfolio cos raised $130M, $95M, $277M roundsexternal
44-member CXO network from Global 1000external
Multiple Fund III cos on CB Insights Gen AI 50external
GrubMarket unicorn ($2B+) in portfolioexternal
GP tracks robotics data flywheel thesis closelylinkedin
Active signal: embodied AI / robotics interestlinkedin
Amplifying AI infra container security startupslinkedin
Reposted vNode: container security for AI infralinkedin
Signal: GPU/bare metal zero-day protection interestlinkedin
Sancho seed co-lead: autonomous mobile manipulatorslinkedin
Physical AI deployment layer solving manufacturing last-milelinkedin
Next wave: real-world data moat, not just modelslinkedin
Orchestration infrastructure reshaping flexible manufacturinglinkedin
Safehub: parametric insurance triggered by sensor networkslinkedin
Real-time data enabling 21-day earthquake payout vs monthslinkedin
Sensor-driven parametric insurance proof-of-concept deployedlinkedin
Proscia $50M+ rounds; AI-driven pathology precision medicinewebsite
Reality Defender WEF Tech Pioneer 2025; deepfake detectionwebsite
Element Biosciences $277M Series D; DNA/omics sequencingwebsite
Paradromics $33M oversubscribed; BCI brain implant FDA pathwebsite
EdgeQ $75M Series B; 5G chip, OpenRAN, 50% cost reductionwebsite
Loft Labs Khosla-led $24M; Kubernetes vCluster 28M+ Docker downloadswebsite
Rhino Federated $15M Series A oversubscribed; federated computing leadwebsite
Blumind $20M Series A; ultra-low power analog edge chipswebsite
You.com $50M Series B; CEO Fast Company 20 most influential AIwebsite
Constructor Retail Co. of Year 2025; AI-powered searchwebsite
Somite AI $47M Series A oversubscribed Khosla; cell therapy reinventionwebsite
Optimal Dynamics $40M Koch-led; trucking sector expansionwebsite
GrubMarket CNBC Disruptor 50; food supply chain AI sustainabilitywebsite
Former technical operators; built & exited companies themselveswebsite
CXO Network generates customer revenue sources for portfoliowebsite
Accern acquired by Wand AI; knowledge graphs financial sectorwebsite
Bodo.ai Top 15 Game-Changing AI; large-scale data analyticswebsite
Otter.ai Forbes Best Startup Employers 2024; 20k+ screenedwebsite
You.com TIME Best Inventions; ad-free intuitive search resultswebsite
Vectara CB Insights Gen AI 50; generative AI startup promisewebsite

Contrarian Signals

Narrow sector focus: healthcare/enterprise/industrial onlyexternal
US/Canada only — no global mandateexternal
Moat view: data > architecture (anti-hype stance)linkedin
Pre-Seed–Series A only; skips growth stagewebsite

Founder Do's

Have technical or data moat
Domain expertise in healthcare/enterprise/industrial
Building in US or Canada
Pre-Seed to Series A stage
Former operator or technical founder
Solve real last-mile deployment problems
Leverage real-time sensor networks for insight
Tap 44-member CXO network for customers/revenue

Founder Don'ts

No technical differentiation
Consumer-focused, not enterprise
Outside US/Canada

55 signals on Fusion Fund IV

38 bullish · 4 contrarian · 8 pitch do's · 3 don'ts · 2 GP profiles, each with its source. From €9/month, cancel anytime.

Facts

Fund Overview

Fund Size$190M
Saves0
People

Key People

Lu Zhang, Shane Wall, David Gerster

Charlotte XiaPartner
Lu ZhangPartner
N°04 / See also

Related Funds

Location
United States
Stage
Pre Seed
Focus
Fintech, Ai Ml, Digital Banking, Payments Embedded Finance
Manager
Sheel Mohnot, Jake Gibson
Pre Seed
Fintech
Ai Ml
Digital Banking
Payments Embedded Finance
Location
United States
Stage
Pre Seed
Focus
Deep Tech, Saas
Manager
Oshri Kaplan, Alex Kamenetskiy
Pre Seed
Deep Tech
Saas
Location
United States
Stage
Seed
Focus
Ai Ml
Manager
Jonathan Silber, Arthur Soroken, David Benjamin
Seed
Ai Ml