Plug Power Inc. is a development stage enterprise involved in the design, development and manufacture of fuel cell systems for industrial-motive (forklift or material handling) markets and stationary power markets worldwide. The Company is developing a range of fuel cell products and services, including hydrogen fuel cell low-temperature proton exchange membrane (PEM) systems for motive, continuous and back-up power and a high-temperature fuel cell system for residential and light commercial co-generation. The Company also offers a range of service and support options for its customers. These options include installation, commissioning, fueling and assistance built into software, printed and electronic product manuals, online support, as well as on-site technical support.