Johnston engineering provides exceptional mechanical engineering design and engineering analysis services to a broad range of clients in the biomedical, consumer product, HVAC, thermal management, and manufacturing fields. We handle all phases of the design cycle from concept to product realization through the design of machined, welded, brazed, bonded, extruded and injection molded components. Our core analysis competencies include system engineering of fluid flow systems, thermodynamics, heat transfer, and component and assembly structural analysis using the latest Finite Element Analysis and Computational Fluid Dynamics design packages