A clean-tech and advanced materials company, Enkoat LLC is strcurured around developing coatings that - impregnated with phase-change materials - have the capacity to insulate buildings. EnKoat's paints, plaster and stucco product serve to store - and subsequently release heat at specific temperatures- having the effect of helping to keep buildings cooler in summer and warmer in winter. Launched by Arizona State graduates - a spinout of the instiution - the firm's EnKoat paint was recently put to use on a roof at Arizona State