Sigma-Tech International

We’re a group of creative problem-solvers with a passion for innovation and a mission to make the world a cleaner, more comfortable, secure, and efficient place. The company had been a leader in the design and development of high energy density capacitors for the consumer electronics industry. Since then, Sigma has dedicated itself to using its experience and expertise in surface treatment and coating technologies to create great products for market/application areas that include, but are not limited to energy storage, fibrous and porous materials, heat management products, barrier films, and performance and effect pigments. Square feet of R&D and Production space in Tucson, Arizona. Sigma VaporPhase™ technology is a breakthrough process for depositing functional layers ranging in thickness from a few, to a few hundred, nanometers. Sigma works with the world's leading brands to develop and produce innovative products where unique thin film and surface functional effects are required.