PO
Patrick O'shaughnessy
Founder of Positive Sum
Stamford, Connecticut
Overview
Patrick O'Shaughnessy is the Founder and CEO of Positive Sum and Colossus, with a strong background in equity research, portfolio management, and investment strategies. He has successfully invested in a variety of companies across different sectors and stages, such as Passthrough, Tegus, and Entrepreneur First, showcasing his expertise in financial modeling and quantitative analytics.
Work Experience
Founder and CEO
2020 - Current
Investing in founders doing their life’s work
Positive Sum is a venture capital firm that helps teams build extraordinary businesses.
Founder and Chairman
2020
Podcasts on business and investing
Colossus is the premier destination for investors, founders, and operators to learn the world's best information
Host
2016
Chief Executive Officer
2018 - 2023
Principal and Portfolio Manager
2007 - 2017