Altair Nanotechnologies Inc. (Altair) is engaged in the business of developing, manufacturing and selling its nano-lithium titanate battery cells, batteries and battery packs and providing related design, installation and test services. The Company operates in two segments: Power and Energy Group, and All Other operations. The Company's primary focus is marketing its large-scale energy storage solutions to power companies and electric grid operators worldwide. In addition, it also markets its batteries to electric and hybrid-electric bus manufacturers. The Company provides contract research services on select projects where it can utilize its resources to develop intellectual property and/or new products and technology. On April 30, 2010, the Company sold its 70% interest in the AlSher Titania, LLC Joint Venture (AlSher) to Sherwin-Williams.