Geometric Energy Corporation

Geometric Energy Corporation (GEC) is a state-of-the-art technology company committed to facilitating positive social change of humanity by commercializing next-generation technologies within the sustainable energy, space, and software industries. Geometric Energy is commercializing its Solid State Sodium Ion Battery Product Line in collaboration with the Advanced Ionics for Sustainable Energy Lab (AISEL) at the University of Calgary. This novel battery technology is an environmentally-friendly, non-toxic, and non-explosive alternative to traditional lithium ion batteries.

Low Impact Hydropower Institute

The Low Impact Hydropower Institute (LIHI) is a non-profit 501(c)(3) organization dedicated to reducing the impacts of hydropower generation through the certification of hydropower projects that have avoided or reduced their environmental impacts pursuant to the Low Impact Hydropower Institute's criteria.

Element Energy Systems

Element Energy is Long Islands premier renewable energy company that specializes in Solar Electric, Solar Thermal, Wind and Geothermal technologies.

Hoval China 皓欧中国

为了更好的向广大中国消费者提供优质的服务，承担起在中国的营销、服务、采购、生产和研发等业务，因此Hoval于2001年在北京成立了Hoval在中国的代表处，随着业务的不断增长，2005年成立了Hoval在华的独资子公司皓欧东方（北京）供热技术有限公司，继续为中国市场提供源源不断的供热系统解决方案，室内通风系统解决方案、热能回收系统解决方案。

华冠通讯(江苏)有限公司