About Crystal IS

Aluminum Nitride UVC LEDs for safer and sustainable living around the world

Crystal IS manufactures high-performance LEDs that emit ultraviolet (UV) light to disinfect water, air, and surfaces in various applications. Founded in 1997 to develop and commercialize Aluminum Nitride substrates, Crystal IS is headquartered in upstate New York with R&D and manufacturing operations in Japan. We work with industry leaders across water, air, and healthcare markets to provide mercury-free disinfection that enhances and sustains life and living worldwide.

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Committed to Sustainability

Our products deliver mercury-free UV disinfection for water, air and surfaces.

A global team focused on delivering sustainable innovation

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An Asahi Kasei Company

In 2011, Crystal IS was acquired by Asahi Kasei, a diversified holding company with more than 45,000 employees serving customers in over 100 counties through technical innovation in materials, homes and healthcare business sectors.

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Disruptive Innovation to Improve Life and Living Around the World

Our technology provides effective, sustainable disinfection and enables new applications for aluminum nitride around the world.

About UVC LEDs

Based on our proprietary AlN technology, these solid-state devices provide efficient, sustainable disinfection for water, air and surfaces.

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Water Disinfection with UVC LEDs

These compact devices provide safe water in maintenance-free point-of-use and point-of-entry systems.

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Expertise in UVC

Our team has dedicated over 25 years to aluminum nitride and UVC LEDs. Our knowledgebase includes articles and application notes to help customers leverage our dedication to the market.

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Join our Team

We are a diverse company with a passion for providing sustainable products for our customers.