Rusheen Capital Management

Rusheen Capital Management is a Santa Monica-based investment firm that focuses on growth-stage companies developing scalable solutions in carbon capture & utilization, low-carbon energy, and water sustainability. The firm collaborates with entrepreneurs addressing resource efficiency, waste-stream conversion, and industrial transformation. Led by co-founders Jim McDermott and Jeff Green, Rusheen brings deep operational and investment experience in sustainability technologies and industrial systems. The team supports portfolio companies with strategic guidance alongside capital deployment. Some of the firm’s investments are in Worldly (formerly Higg), HowGood, and OpenSolar — all companies leveraging technology to address environmental and climate-related market opportunities.