Trion Technology, Inc. has been the largest domestic US supplier of custom plasma etch and deposition equipment for over 25 years. We also have a significant presence in Asia, with equipment in Japan, Taiwan, the Philippines, China, Malaysia, and Singapore. Trion manufactures a wide variety of systems for the compound semiconductor, MEMS, opto-electronics, and other markets. Our products feature the smallest footprint and lowest-cost systems in the industry, with proven production reliability. If you wish for anything from full-blown production cluster tools to a simple laboratory system, Trion makes it.