Arbor Energy Scoops Up $55M Series A Back to Home Tweet EL SEGUNDO, CA, Arbor Energy, a clean power company, today announced it has raised a $55 million Series A round. The round was co-led by Lowercarbon Capital and Voyager Ventures, with participation from Gigascale Capital and Marathon Petroleum Corporation. The funding will enable the completion of Arbor's 1 megawatt (MW) technology pilot, ATLAS, and support development of its 25 MW commercial product, HALCYON.Arbor Energy builds clean, baseload p ...