Cytek Biosciences, Inc.

Cytek Biosciences is a leading cell analysis solutions company specializing in full spectrum flow cytometry instruments and reagents for research applications. The company manufactures and distributes a comprehensive portfolio of flow cytometry systems including the Cytek Aurora Evo, Aurora, Aurora CS, Northern Lights, Orion, and legacy platforms (Amnis ImageStreamX, Guava, NL-CLC). Cytek's core technology—full spectrum flow cytometry (FSP)—enables detection of entire fluorochrome emission spectra, allowing researchers to run multiplex panels of 40+ colors simultaneously without sacrificing data resolution. The company offers proprietary cFluor reagents optimized for spectral cytometry, as well as FSP reagent kits, Tonbo reagents, and partnership reagents from Thermo Fisher Scientific. Cytek provides comprehensive services including instrument training, panel design validation, preventative maintenance contracts (value, premium, and service options), equipment maintenance, IQ/OQ certification, and technical support. The company also offers the Cytek Orion reagent cocktail preparation system for automated panel preparation, and software solutions including Cytek Cloud, SpectroFlo analysis software, and the Spectrum Viewer for fluorochrome selection. Applications span immuno-oncology, infectious disease research, inflammatory disease studies, drug discovery, genomics, and immunoprofiling workflows. Cytek maintains manufacturing and service operations in North America (Fremont CA headquarters, San Diego, Bellevue, Bethesda), Europe (Amsterdam, UK), and Asia-Pacific (Japan, Shanghai, Wuxi, Singapore). The company is recognized for innovation in flow cytometry and was named Company of the Year by Industry Chronicle (2025) and recognized by TIME as a 2026 growth leader.