Primus Power
Series E in 2017
Primus Power Corporation, founded in 2009 and headquartered in Hayward, California, designs and manufactures electrical energy storage systems. The company specializes in flow batteries, specifically Zinc Bromine batteries, which are safe, low maintenance, and have a long lifespan of twenty years. Their flagship product, the EnergyPod 2, is designed for various applications including peak shaving, bulk energy shifting, renewables integration, grid support, and islanding/black start. It offers flexible capacity from 25kW to 25MW for stationary, grid-scale applications with a discharge time of five hours. Primus Power serves commercial and industrial sectors, data centers, microgrids, and utility customers both domestically and internationally. The company has additional locations in New York, Bryanston, South Africa, and Marlow, United Kingdom.
Geostellar
Series C in 2016
Geostellar, Inc. is a company that operates an online solar marketplace aimed at helping homeowners and businesses save on electricity costs while promoting clean energy. Founded in 2010 and based in Martinsburg, West Virginia, Geostellar utilizes advanced geomatics to assess renewable energy potential across various locations. Its platform enables users to evaluate the feasibility and benefits of solar energy for their properties, while also offering access to informative solar guides and support through multiple channels. Additionally, the company facilitates connections between energy producers, property owners, and financing options, allowing for seamless project development in solar, wind, and biofuel energy sectors. By providing location-specific energy intelligence, Geostellar supports the growth of clean and renewable power initiatives.