Share article By Alex VlahosPublished May 15, 2018 04:59:03The Sunstone Group is looking to build its stake in SolarCity, the world’s biggest solar installer, with a plan to buy shares in SolarShare.Sunstone bought Sunstone Energy Services for $13.3 billion in 2016.Sunitex is an affiliate of Sunstone.Sunis is a subsidiary of Sun Energy Partners.Sun Stone, based […]