Rusheen Capital Management

Founded in 2015, Rusheen Capital Management is a private equity firm based in Santa Monica, California. It focuses on investing in low-carbon energy and cleantech sectors.

Jim McDermott

Managing Partner and Co-Founder

6 past transactions

Zero Industrial

Series A in 2025
Zero Industrial, based in Charleston, South Carolina, specializes in developing thermal energy storage (TES) projects. The company helps industrial clients reduce emissions, lower costs, and mitigate energy volatility by decarbonizing their heat processes. It offers services including project development, electricity procurement and hedging, third-party financing, and efficient operations and maintenance.

Carbon Ridge

Venture Round in 2024
Carbon Ridge develops modular onboard carbon capture and storage technology to decarbonize commercial shipping. The company provides end-to-end decarbonization for maritime vessels by enabling a fuel-agnostic approach that reduces the intensity of CO2 and other greenhouse gas emissions. Its platform aims to offer a low-cost, near-term solution for shipping operators to decarbonize fleets, allowing ships to operate with reduced environmental impact without depending on a specific fuel regime.

Banyu Carbon

Seed Round in 2022
Banyu Carbon, established in 2022 and based in Seattle, Washington, specializes in innovative marine carbon dioxide removal. The company employs a unique photocatalytic method to harness the surface ocean as a collector for atmospheric carbon dioxide, subsequently removing and concentrating it through energy-efficient photochemical reactions. This process aims to support industries with high carbon emissions, such as power generation, in achieving their climate objectives.

Carbon Ridge

Seed Round in 2022
Carbon Ridge develops modular onboard carbon capture and storage technology to decarbonize commercial shipping. The company provides end-to-end decarbonization for maritime vessels by enabling a fuel-agnostic approach that reduces the intensity of CO2 and other greenhouse gas emissions. Its platform aims to offer a low-cost, near-term solution for shipping operators to decarbonize fleets, allowing ships to operate with reduced environmental impact without depending on a specific fuel regime.

Trace AQ

Trace AQ is a technology company that specializes in air quality management. It uses an AI platform to provide real-time data, personalized forecasts, and alerts for wildfire smoke, regulatory risk, and environmental disruptions. This service enables schools and event organizers to proactively protect the health of attendees by managing air quality effectively.
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