About Jeffrey Martens
Jeffrey Martens is chief executive officer and a director of Determinate Systems, which builds software-delivery tools for engineering teams. He has spent 15 years building developer tools in product management and startup founder roles.
Experience
This experience comes from official bios and from SEC filings. For roles taken from filings, the years are when the filings name Jeffrey Martens in the role, so the role may have started earlier or lasted longer.
Determinate Systems, Inc. Current
Chief Executive Officer and director
2026 – Present · Boston, MA
It provides secure, repeatable software builds across development, cloud, and production environments.
Key Colleagues at Startups
The people Jeffrey Martens works with at each company, as listed on that company's latest Form D.
Determinate Systems, Inc. · Form D, Nov 10, 2026
Graham Christensen
Co-founder, Chief Technical Officer and director
Eelco Dolstra
Co-founder, Creator of Nix and director
Lenny Pruss
Director
MC
Mitch Cooney
Director