David Meier

Aero Systems Engineering, Inc. engages in the provision of engine test cell and aerodynamic testing solutions. It offers mission-critical testing and engineering services to manufacturers of jet engines and industrial gas turbines; maintenance, repair, and overhaul (MRO) providers; governments; and militaries. The company was founded in 1967 and is headquartered in St. Paul, MN.

MTS Systems Corp. engages in the provision of test systems and sensors. It operates through the Test & Simulation and Sensors segments. The Test & Simulation segment provides testing and simulation solutions including hardware, software and services that are used by customers in product development to characterize a product's mechanical properties along with simulation systems for human response features. The Sensors segment focuses on sensors used for measurement of vibration, pressure, position, force, and sound. The company was founded in 1966 and is headquartered in Eden Prairie, MN.

Part of Cerberus Capital Management LP, Fluidyne Engineering Corp. is an American company that provides aerospace equipment development, construction, and testing services. The company is based in MN.

ASE Holdings LLC engages in the design and supply of aerodynamic and propulsion ground test solution. The company is headquartered in St. Paul, MN.