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Warm Fund

Defined VC

definedvc.com

“Data equals human potential. Humans and machines converging will unlock profound innovations across every industry.”

$500K – $5M
Check Size
Leads
Lead Tendency
01Investment Thesis

We support founders solving technical and impactful problems to build a tomorrow where humans thrive through AI and frontier technology.

Exclusion Criteria

No consumer-only plays, incremental innovations, or non-technical founding teams. Avoiding businesses not addressing frontier problems.

02Investment Team
MT
Mark Trevitt
03F4 Research Brief

Defined VC Research

Investment Thesis

Defined VC is a thesis-driven, product-first venture capital firm specializing in artificial intelligence and frontier technology investments. Founded with the mission to "shape the AI Frontier," the firm believes that data equals human potential and that the convergence of humans and machines will unlock profound innovations across every industry. The firm has been investing in AI and frontier technology since 2015 and positions itself as a first believer in founders building at the frontier of AI's possibilities.

Investment Philosophy

Defined operates with a "thesis-first" approach, meaning they have deeply researched views on emerging technologies and problem spaces. They are product-first in their analysis, focusing on companies solving technical and impactful problems that will fundamentally reshape industries. The firm takes a full-stack approach, investing across the compute layer to application layer.

Stage Focus

Defined invests as early as possible, with a demonstrated track record of early-stage investments. Based on their portfolio companies and public disclosures, they focus on:

  • Seed and Series A investments
  • Occasional pre-seed for exceptional technical founders
  • Strategic follow-on investments in portfolio companies

Sector Focus

Defined's investment thesis organizes around several core themes:

  1. Agent Economy - Multimodal agent systems, agentic AI for various domains (insurance, commerce, cybersecurity, legal discovery)
  2. Scalable Infrastructure - DevOps compliance, data management, AI infrastructure for finance
  3. Next-gen Compute - Power-efficient AI processors, advanced computing hardware
  4. Engineered Science - AI for drug discovery (foundation models for small molecule), extreme weather modeling, autonomous AI scientists
  5. Physical AI - Robotics + AI, autonomous vehicles, physics-based models for labor automation

Geographic Focus

No explicit geographic restriction. Portfolio includes companies from North America (US, Canada) and international locations. The firm appears to be open to investing globally.

Check Size & Investment Range

Based on portfolio company data and operational structure:

  • Estimated check size: $500K - $5M for seed investments
  • Follow-on reserves for existing portfolio companies

Team & Decision Process

Founding Partner: Mark Trevitt - Former engineer, operator, and product leader (ex-analytics startup acquired by S&P). Kauffman Fellow with two-time CVCA Deal of the Year wins. Has backed companies worth over $20B in enterprise value since 2014.

Key Partners:

  • Sean Brownlee (Venture Partner) - 25+ years operational and venture experience, board member, CFA. Built multiple globally successful businesses (IPOs and acquisitions)
  • David Roberts (Venture Partner) - President of Y Tara Capital, active investor in technology ventures, $3B+ AUM from prior fund management
  • Johnny Dewan (Vice President) - $1B+ financing and transaction experience as technology banker supporting high-growth companies
  • Gautam Chintapenta (Investor) - Product marketing background in biotech, climate-tech, and cloud infrastructure

The firm operates with Mark Trevitt as the lead decision-maker with strong support from venture partners and operational team members.

Recent Activity

Based on portfolio research and company websites, recent notable investments include:

  • Zyphra (Multimodal agent systems for enterprise) - 2025-2026
  • Foundation.bot (Physics action models for labor shortage) - 2025-2026
  • Mythic AI (Power-efficient AI processors) - Active
  • Quandri (AI agents for insurance intelligence) - 2025-2026
  • Variational AI (Foundation models for drug discovery) - Recent
  • Arcanna AI (Cybersecurity with human + AI partnership) - Recent

Portfolio Highlights

Notable Exits:

  • D-Wave Systems (Quantum computing, NYSE: QBTS) - IPO
  • Bit Stew (ML data ingestion for industrial IoT, acquired by GE for $153M)
  • Dark Vision Technologies (Industrial acoustic imaging, acquired by GE)
  • Energy company (Smart grid/home energy management, acquired by Generac)
  • Infineon acquisition (Data center power density startup)

Active Portfolio: 25+ portfolio companies across AI infrastructure, agentic AI, robotics, biotech applications, climate tech, and emerging compute platforms.

Founder Preferences

Defined seeks founders who are:

  • Building at the frontier of AI and emerging technologies
  • Solving technical and impactful problems with radically new approaches
  • Willing to "re-architect" how problems are solved
  • Often technical founders, engineers, or academics
  • Entrepreneurs with proven ability to innovate and execute

Decision Timeline & Involvement

  • Full-stack approach with active operational support
  • Board seat typical for lead investments
  • Cultivation of network and expertise sharing
  • Connection-making across the "Defined Frontier Network"

Fund Status

Firm is actively deploying capital with consistent recent investments across multiple thesis areas. The portfolio activity and depth suggests an established fund in active deployment mode.

Anti-Thesis

Based on portfolio composition, Defined avoids:

  • Consumer-focused applications (non-technical)
  • Non-AI/non-frontier technology businesses
  • Incremental innovations vs. step-change innovations
  • Companies not solving systemic problems
04Selected Portfolio
Biotech & Life Sciences
Kosli·Potato AI·Variational AI
Consumer Apps & Social
Foundation
Developer Tools & Infrastructure
Zyphra·Datalogz·Arteria AI·Bitstew
E-commerce & Marketplaces
Velou
Energy & Power
EnergyHub
Enterprise Software
Quandri·Tembo·Inverted·SkyWatch·Ranger AI
Healthcare & Digital Health
Phaselaw·Pinch AI
HR Tech & Future of Work
Librestream
Insurance
Vayuh
Manufacturing & Industrial
Dark Vision Technologies
Robotics & Automation
Mythic·Nexera·Ranger
Security & Cybersecurity
Arcanna AI
Semiconductors & Hardware
D-Wave Systems·GanSystems
Open the full portfolio→
05Recent Updates

Fresh signals from public announcements, essays, and portfolio activity.

See full activity (9) →
Portfolio company Variational AI entered collaboration with Merck to discover novel small molecule therapeutics using its Enki AI platform. Total potential deal value up to USD $349 million.
MILESTONE·definedvc.com
Added recently
Portfolio company Zyphra announced Zyphra Cloud, a full-stack AI platform on AMD powered by TensorWave, launching with Zyphra Inference — a serverless inference service for frontier open-weight models focused on long-horizon agentic workloads.
MILESTONE·definedvc.com
Added recently
Portfolio company Foundation Robotics entered strategic collaboration with AMD to power its Phantom humanoid robots using AMD Ryzen AI Embedded X100 Series processors. Foundation scales beyond $100M in contracted ARR.
MILESTONE·definedvc.com
Added recently
Portfolio company Nexera Robotics (warehouse robotic gripper) acquired by Locus Robotics, the global leader in warehouse automation. Nexera's NeuraGrasp AI-driven end-effector now sits at core of Locus Array's mobile manipulation roadmap.
EXIT·definedvc.com
Added recently
Portfolio company Zyphra launched Zyphra Cloud, an AMD-powered AI platform with serverless inference for open-weight models.
MILESTONE·definedvc.com+1
MAY 21, 2026
06Frequent co-investors
2H
25M Health
Both backed 2 of the same companies
Ranger AI, Ranger
F
FUSE
Both backed 2 of the same companies
Velou, Quandri
FV
Future Ventures
Both backed 2 of the same companies
Mythic, Zyphra
GV
GreatPoint Ventures
Both backed 2 of the same companies
Tembo, Datalogz
IC
Inovia Capital
Both backed 2 of the same companies
Ranger AI, Ranger
Find the investors for your round→
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2V
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Quick Reference
Check Size
$500K – $5M
Stages
Seed · Series A
Decision
Partnership
Warm Intro
Not Required
Involvement
Board Seat
Sector Focus
Biotech & Life SciencesRobotics & AutomationEnterprise SoftwareDeveloper Tools & Infrastructure
Models
AI/ML InfrastructureFrontier TechnologyRobotics & Autonomous SystemsBiotech & Engineered Science
Technology
Ai MlLlmAIFrontier Technology
See all Biotech & Life Sciences investors →See all Robotics & Automation investors →See all Enterprise Software investors →
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Focus Areas
Biotech & Life SciencesRobotics & AutomationEnterprise SoftwareDeveloper Tools & Infrastructure

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F4 Intelligence Report · Last Researched August 30, 2026F4 Research Engine