Phaseshift is a scientist-founded College Park company built around deep expertise in photonics, quantum science, and advanced optical engineering. It turns metasurface research into practical optical components for organizations developing next-generation photonic and quantum systems.
Apex MicrodevicesApex Microdevices is a photonics technology and scientific research company focused on advancing compact optical systems. Its work in meta-optics and wafer-scale fabrication supports defense imaging, medical imaging, and other emerging photonics applications.WEST CHESTER, OH
QC82College Park-based QC82 is developing room-temperature photonic quantum computers for large-scale simulations in chemistry and materials science. Its approach combines proprietary photon-detection technology with low-loss, mass-manufacturable photonic chip designs, aiming to move quantum computing from laboratory systems toward practical industrial infrastructure. The company’s work is supported by a growing portfolio of more than 14 patents and collaboration with University of Virginia co-founders.COLLEGE PARK, MD
Combined Semiconductor, IncKnown for working with Indium Phosphide since 1998, Combined Semiconductor is a photonics company developing U.S.-based manufacturing access for customers who have traditionally lacked open foundry options. Its team is building a domestic facility for photonic devices, with optical packaging performed on-site for AI and other high-demand applications.334413JAMISON, PA