Kojo Osei
Partner at Matrix
New York, New York
Overview
Work Experience
Partner
2021 - Current
We lead pre-seed through Series A rounds. Recent investments include Afterpay, Apartment List, Canva, Courier, CTRL-Labs, Fivetran, Flock Safety, GOAT, HubSpot, LogRocket, Markforged, Oculus, Side, Steadily, and Zendesk. Founded in 1977, we have offices in San Francisco, Boston, and New York.
Matrix is an early-stage venture capital firm, investing from idea through Series A.
Board Director
2024
Seed Investor
2023
Seed Investor
2023
Ampersand is a development platform for user-facing SaaS integrations.
Raised $4,700,000.00 from Howie Liu, Umair Akeel, Flex Capital, Andrew Lee, Nafis Jamal, Sha Ma, Matrix, Godard Abel, David Politis and 2 | Twelve.
Board Observer / Investor
2022 - 2024
A modern search platform that learns from human feedback.
Raised $13,000,000.00 from Matrix, Two Sigma Ventures, Irregular Expressions and Firsthand.vc.
Head of Product
2018 - 2021
Sirona Medical develops software solutions for healthcare providers that support patient care and clinical workflows.
Raised $104,500,000.00 from Avidity Partners, GreatPoint Ventures and 8VC.
Investment Associate
2018 - 2018
Bridgewater manages approximately $120 billion in global investments for a wide array of institutional clients, including foreign
Raised $22,000,000.00.
Associate Consultant
2017 - 2017
Analyst
2016 - 2016
Goldman Sachs is a multinational financial services firm providing securities, investment banking, and management services.