Headwall is a vertically-integrated company that builds highly precise multispectral and hyperspectral imaging sensors for markets such as remote sensing, medical, advanced machine vision, and defense/ISR. The Company also produces its own diffraction gratings and spectral modules for OEMs who wish to integrate these into their own imaging products. Headwall operates facilities near Boston and near Belgium (Headwall BVBA). The Company is privately run, and has about 50 employees. It is ISO-9001:2008-certified.