Organization · Venture Capital
Defined
Defined is a US-based venture capital firm founded in 2015, focused on investing in artificial intelligence and frontier technology. They support early-stage companies addressing significant technical challenges.
Overview
What Defined does
What Defined is
Defined is a US-based venture capital firm founded in 2015, focused on investing in artificial intelligence and frontier technology. They support early-stage companies addressing significant technical challenges.
How it participates in the startup ecosystem
The current public profile supports funder capabilities. Each capability below is shown separately so organization identity and role-specific information do not get conflated.
Operational profile
Organization status and context
Organization status describes the entity itself. Funding and program availability appear within the relevant capability profile.
- Operational status
- Active
- Organization type
- Venture Capital
- Founded
- Founded in 2015
- Approximate age
- About 11 years
- Structured capabilities
- Funder
- Last reviewed
- April 9, 2026
Official channels
Find Defined elsewhere
Open the official website or a supported primary organization account.
Capability profile
Defined as a funder
Investment thesis
Defined invests across the full AI stack, from compute and infrastructure to application layers, with a deep conviction in AI as a transformative technology category.
Focus narrative
Defined invests in AI and frontier technology companies, taking a thesis-driven and product-first approach. The firm targets early-stage investments and emphasizes the importance of human-machine collaboration to unlock innovation across various industries.
Value beyond capital
Defined supports portfolio companies through a full-stack approach, advancing capabilities from the compute to application layer, and aims to generate a new playbook for company building in the AI sector.
Focus and fit
- Stages
- Pre-seed · Seed · Seed+ · Series A · Series A+ · Series B · Series B+
- Regions
- United States
Availability
- Currently deploying
- Not published
Portfolio and track record
- Recorded notable exits
- GE and Infineon
Portfolio context
Defined's portfolio includes companies involved in various sectors, such as developing multimodal agent systems for enterprises, creating AI infrastructure for institutional finance, pioneering power-efficient AI processors, and innovating in robotics and AI applications for industrial use. Notable past investments include companies that have been acquired by major firms like GE and Infineon.
Common questions
What to know about Defined
Upseed classifies Defined under the Venture Capital organization type. Its current public profile includes funder capabilities.
Source and update disclosure
Know what this page is based on
Source basis
Public organization and program material, official websites, and structured Upseed records.
Last reviewed
April 9, 2026
Known limits
Capability profiles appear only when a structured public profile also contains decision-useful role evidence. Terms and availability can change.
Upseed is an independent guide. It is not affiliated with or endorsed by the organization described on this page.