Claude Rosen

Claude Rosen

Operations Manager
  • Third Derivative

Claude has joined RMI as the operations manager of the Third Derivative (D3) program. In this role, Claude works to ensure that everything is running smoothly and firing on all cylinders for D3’s global team.


Claude brings over a decade of experience as an operations and finance leader to the RMI team. He is passionate about bringing business and analytical rigor to mission-driven organizations—supporting them to enhance their impact and realize their full potential through process improvement, data-driven decision-making, and more. Prior to joining RMI, he worked as the director of operations at Homeless Garden Project and The Future Project. Additionally, Claude had the opportunity to work directly with 50+ organizations—ranging in size, sector, and geography—during his time at Nonprofit Finance Fund, an organization that pairs financing and consulting to support nonprofits through times of growth and change.


MBA, Sustainable Global Enterprise, Cornell University