Stephen A. Chipchase

Accuri Cytometers, Inc. develops and manufactures personal flow cytometers for researchers. It operates as a life sciences company which develops and markets high performance cell analysis systems designed to bring the power of flow cytometry into life science and biomedical laboratories. The firm offers C6 Flow Cytometer, a bench-top cell and bead analysis system used in various applications, such as immunophenotyping, bacteria analysis, cell cycle analysis, proliferation assays, apoptosis, DNA analysis, target multiplexing, gene expression, lineage analysis, viability, absolute cell counts, intracellular cytokines, membrane potential, yeast and algae analysis, and phagocytosis. The company was founded by Jennifer A. Baird and Collin A. Rich in 2004 and is headquartered in Ann Arbor, MI.

Keithley Instruments LLC manufactures electronic instruments and systems. The company was founded by Joseph F. Keithley in 1946 and is headquartered in Cleveland, OH.