Organization · Venture Capital
Positive Sum
Positive Sum is a venture capital firm based in Greenwich, CT, focusing on early-stage investments in technology and healthcare sectors. The firm emphasizes positive sum outcomes, supporting passionate founders with patient capital and strategic guidance.
Overview
What Positive Sum does
What Positive Sum is
Positive Sum is a venture capital firm based in Greenwich, CT, focusing on early-stage investments in technology and healthcare sectors. The firm emphasizes positive sum outcomes, supporting passionate founders with patient capital and strategic guidance.
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 2022
- Approximate age
- About 4 years
- Structured capabilities
- Funder
- Last reviewed
- April 24, 2026
Official channels
Find Positive Sum elsewhere
Open the official website or a supported primary organization account.
Capability profile
Positive Sum as a funder
Investment thesis
Positive Sum backs founders building in technology-forward categories with an emphasis on knowledge, information, and AI-driven productivity.
Focus narrative
Positive Sum invests in early-stage companies, with a particular focus on technology and innovation. The firm emphasizes backing founders who are dedicated to their life's work, aiming to empower them through strategic investments and support.
Value beyond capital
Positive Sum adds value to its portfolio companies by leveraging its extensive network and expertise in technology and innovation. The firm provides strategic guidance, operational support, and access to resources that help founders scale their businesses effectively.
Terms and economics
- Typical check
- $100,000–$1,000,000
Focus and fit
- Stages
- Pre-seed · Seed · Series A
- Regions
- Global
Availability
- Currently deploying
- Yes
Portfolio and track record
- Recorded portfolio count
- 25
- Recorded notable exits
- Tegus and Passthrough
Portfolio context
Notable portfolio companies include: Skyryse: Innovating in aviation technology. Etched: An AI chip startup. January: Focused on financial technology solutions. Ridgeline: Aiming to enhance investment management. Tegus: An institutional investment research platform, where Positive Sum invested $20M. Base Power: Engaged in sustainable energy solutions. Vanta: Specializing in security compliance. ID.me: A digital identity verification platform.
Common questions
What to know about Positive Sum
Upseed classifies Positive Sum 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 24, 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.