SDA provides on- and off-site engineering services in support of new and existing aircraft and spacecraft design and stress analysis. To execute our engineering services, we use advanced engineering simulation and analysis software from Siemen's PLM and Collier Research Corporation. We are such believers in their software offerings that we provide it for our customers, with the training and support they need to reap the benefits for their organization. Visit our website below to learn more about our service and product offerings!