Protonex Technology Corporation (Protonex) is an United Kingdom-based company. The Company is a provider of fuel cell power solutions focused on delivering fuel cell products to the portable power marketplace. The Company is developing three product lines for the customers: military series products for military customers, professional series products for professional and consumer customers, and commercial series backup power products for telecommunications and network providers. Protonex is also developing a series of customisable fuel cell power products for original equipment manufacturers (OEM) customers in industrial and commercial markets. These products include the core power generation system of Protonex’ packaged solutions, and may be integrated by OEMs with existing technologies and products. In April 2007, Protonex completed the acquisition of Mesoscopic Devices, LLC.