Concepts NREC is a company that specializes in the manufacturing of turbomachinery. It offers consulting and review, laboratory testing, fundamental research, diffuser consortium, software design and development, courses and seminars, and other engineering services. The company also fabricates specialized products, including air dynamometers, turbine generators, rocket turbopumps, etc. Concepts NREC serves aerospace, aviation, renewable energy, transportation, oil and gas, refrigeration, and other industries.