Headquartered in Dortmund, RAITH GmbH develops maskless nanofabrication and characterization systems for research and industrial device production. Its high-precision electron-beam and laser lithography tools, alongside imaging and analysis systems, support work in fields such as semiconductors, photonics and quantum technology. RAITH combines more than 40 years of nanofabrication experience with a global network of offices, experience centers and service specialists.
ASMLASML develops and manufactures lithography systems and related technologies used by semiconductor makers to produce microchips. Its Berlin site specializes in optical fabrication and high-precision manufacturing, producing key lithography-system components including wafer tables and reticle chucks. ASML is headquartered in Veldhoven, the Netherlands, and operates in more than 60 locations worldwide.MALTA, NY
TESCAN GROUP, a.sFrom its home in Brno’s electron-optics tradition, TESCAN GROUP, a.s. makes imaging and analysis instruments for scientific and industrial research, including electron microscopes, micro-CT and focused-ion-beam systems. Founded in 1991 by former Tesla engineers, the company has spent more than 35 years turning complex microscopy workflows into practical tools used in more than 80 countries. Now part of Shimadzu Corporation, Tescan also develops specialized systems such as the FemtoChisel femtosecond laser for semiconductor sample preparation and failure analysis.423490WARRENDALE, PA
Nabu Optical SystemsFounded in 2022 from University of Dayton photonics research, Dayton-based Nabu Optical Systems develops maskless optical lithography tools for semiconductor prototyping and production. Its platform uses virtual masks to combine projection lithography’s speed with direct laser writing’s flexibility, serving startups, research institutions and smaller chip manufacturers that need a more accessible path to fabrication. The company won the startup competition at the 2025 International Conference on Electron, Ion, and Photon Beam Technology and Nanofabrication.DUBLIN, OH