RavenBrick LLC Ravenbrick is an American company that manufactures and commercializes thermochromic smart glass technology. The company has both IP in thermotropic and thermochromic smart glass technology. Manufacturing capacity will be ready in Q1 2014. Their patented technology offers a competitive price for clients that are not demanding in terms of aesthetics but prefer energy efficiency and a shorter ROI (around 2.5 years). They have attracted $20 million so far. RavenBrick LLC