About James Rubin
James Rubin is a director at Darcy Solutions.
Experience
This experience comes from SEC filings. The years are when the filings name James Rubin in the role, so the role may have started earlier or lasted longer.
Darcy Solutions, Inc.
Director
2026 · Saint Paul, MN
Geothermal heating and cooling systems for commercial buildings.
Key Colleagues at Startups
The people James Rubin works with at each company, as listed on that company's latest Form D.
Darcy Solutions, Inc. · Form D, Aug 11, 2026
AG
Andy Gustafson
Executive officer
Frederick Steiner
Chief Strategy Officer and director
Kathy Jennings
Chief Financial and Administrative Officer
Spencer Ingaldson
Chief Development Officer
Dan King
Chief Geoscience and Policy Officer
Jimmy Randolph
Co-founder and Chief Technology Officer
Andrew Steiner
Chief Executive Officer and director