Definition
VC Fund
New York, United States
Definition is a venture capital investment firm that invests in category-defining software companies.
- Total investments:
- 31
- Last investment:
- Lead investor:
- 6%
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Definition invests in
SoftwareInformation TechnologyArtificial IntelligenceFinTechB2B
Stages Definition invests in
Series ASeedSeries CSeries DSecondary Market
Countries Definition invests in
United StatesUnited Kingdom
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Teddy Citrin
|
|||
Weston Reynolds
|
|||
Investment Focus
Industry
- Software 10 (32%)
- Information Technology 6 (19%)
- Artificial Intelligence 6 (19%)
- FinTech 4 (13%)
- B2B 2 (6%)
Stage
- Series A 10 (32%)
- Seed 5 (16%)
- Series C 4 (13%)
- Series D 2 (6%)
- Secondary Market 2 (6%)
Country
- United States 17 (55%)
- United Kingdom 1 (3%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
|
Teddy Citrin
Founder and General Partner
|
Founder and General Partner | Total investments: 10 | Find email | |
|
Weston Reynolds
Founder and General Partner
|
Founder and General Partner | Total investments: 0 | Find email |
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Simile
|
Simile is an artificial intelligence company that provides a platform for automating and improving communication and collaboration through AI-driven tools. It offers solutions for creating and managing conversations, generating content, and analyzing interactions to support business workflows. The company integrates AI models to assist teams indrafting messages, responding to queries, and enhancing productivity across digital communication channels. Its platform combines natural language processing, automation, and data analysis to streamline communication tasks and improve organizational efficiency. | $200M / Series B / Jul 30, 2026 | |
TerraFirma
|
TerraFirma develops software, autonomous robotics, and operational systems for earthworks and construction projects. Its platform supports construction planning, equipment orchestration, and job site operations using human-in-the-loop automation to improve excavation, grading, demolition, and other earthmoving activities. The company combinesAI-enabled software with robotics to assist construction teams in managing equipment and workflows. It also develops technologies intended to expand into other construction processes, including underground utilities, concrete, and structural steel. | $100M / Series A / Jul 14, 2026 | |
Cape
|
Cape develops privacy-enabling technology that allows users to reclaim their privacy and security on electronic devices. The company's technology communicates with electronic devices while maintaining anonymity and privacy without compromising user experience. | $100M / Series C / Mar 19, 2026 | |
Decagon
|
Decagon creates generative AI for building customer service agents that work much more like humans and its platform gives customer support team leaders more visibility into their automated customer experience operations | Secondary Market / Mar 04, 2026 | |
Cogent Security
|
Cogent created the first AI taskforce for vulnerability management, which includes specialized, purpose-built AI agents that serve as force multipliers for in-house security teams. | $42M / Series A / Feb 18, 2026 | |
|
Decagon
|
Decagon creates generative AI for building customer service agents that work much more like humans and its platform gives customer support team leaders more visibility into their automated customer experience operations | $250M / Series D / Jan 28, 2026 | |
Ramp
|
Ramp is a financial technology company that develops software for corporate spend management, finance operations, and business payments. The company provides an integrated platform that combines corporate cards, expense management, accounts payable automation, procurement, travel booking, reimbursements, treasury services, and accountingautomation. Its software is designed to help organizations manage business spending, streamline financial workflows, and centralize finance operations within a single system. The platform enables businesses to issue and manage corporate cards, process vendor payments, track expenses, handle employee reimbursements, and automate accounting processes. It also incorporates artificial intelligence capabilities that assist with receipt matching, transaction categorization, policy enforcement, approval workflows, and financial reporting. These features are intended to reduce manual administrative work and improve visibility into organizational spending. | $300M / Nov 17, 2025 | |
Cognition
|
Cognition is an applied artificial intelligence lab that focuses on reasoning and code. | $400M / Series C / Sep 08, 2025 | |
|
Ramp
|
Ramp is a financial technology company that develops software for corporate spend management, finance operations, and business payments. The company provides an integrated platform that combines corporate cards, expense management, accounts payable automation, procurement, travel booking, reimbursements, treasury services, and accountingautomation. Its software is designed to help organizations manage business spending, streamline financial workflows, and centralize finance operations within a single system. The platform enables businesses to issue and manage corporate cards, process vendor payments, track expenses, handle employee reimbursements, and automate accounting processes. It also incorporates artificial intelligence capabilities that assist with receipt matching, transaction categorization, policy enforcement, approval workflows, and financial reporting. These features are intended to reduce manual administrative work and improve visibility into organizational spending. | $500M / Series E / Jul 30, 2025 | |
|
Ramp
|
Ramp is a financial technology company that develops software for corporate spend management, finance operations, and business payments. The company provides an integrated platform that combines corporate cards, expense management, accounts payable automation, procurement, travel booking, reimbursements, treasury services, and accountingautomation. Its software is designed to help organizations manage business spending, streamline financial workflows, and centralize finance operations within a single system. The platform enables businesses to issue and manage corporate cards, process vendor payments, track expenses, handle employee reimbursements, and automate accounting processes. It also incorporates artificial intelligence capabilities that assist with receipt matching, transaction categorization, policy enforcement, approval workflows, and financial reporting. These features are intended to reduce manual administrative work and improve visibility into organizational spending. | $200M / Series E / Jun 14, 2025 | |
| See all 31 investments → | |||
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FAQ
What does Definition invest in?
Definition invests primarily in Software, Information Technology and Artificial Intelligence startups, most often at Series A and Seed stage. Most of the 31 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Definition?
Public channels for Definition include LinkedIn and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at Definition?
The team at Definition includes Teddy Citrin (Founder and General Partner) and Weston Reynolds (Founder and General Partner). The Team section lists each member with their title, investment count and links.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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