

GWJ Technology – Leading Software Solutions for Gears and Complete Gearboxes
Design – Optimization – Manufacturing – Made in Germany
For over 25 years, GWJ Technology has been synonymous with premium software solutions for mechanical engineering – developed to empower engineers, designers, and technicians worldwide in their daily work. Our name stands for quality, precision, and innovation “Made in Germany.”


SMT is a Global CAE software and engineering services provider dedicated to providing engineers with the expertise and tools to deliver innovative powertrain technology.
Our flagship software, MASTA, is the premier gearbox design, analysis and optimisation tool. Features include durability analysis for gears, bearings, shafts and splines, system NVH analysis and optimisation, advanced loaded tooth contact analysis, multibody dynamics, power loss, motor electromagnetic analysis and more.
In the move towards electrification, MASTA has unrivalled integration between electric motor analysis, full system analysis and high-fidelity specialist component analysis meaning more analysis, faster transition, and fewer windows.