Aspen Aerogels, Inc. is an energy technology company that designs, develops and manufactures aerogel insulation used primarily in energy infrastructure facilities. The Company also performs contract research services for various federal and non-federal government agencies, including the Department of Defense, the Department of Energy and other institutions. Its product lines include Pyrogel and Cryogel. The Company provides Pyrogel XT/XT-E that reduces the risk of corrosion under insulation in high temperature operating systems; Pyrogel XTF, which provides protection against fire; Cryogel Z, which is designed for sub-ambient and cryogenic applications in the energy infrastructure market, and Spaceloft Subsea, which is used in pipe-in-pipe applications in offshore oil production. It also offers Spaceloft for use in building and construction market, and Cryogel X201, which is used in cold system designs consisting of refrigerated appliances, cold storage equipment and aerospace systems.