Neptec Design Group Ltd. is an experienced spaceflight engineering company. Neptec specializes in the development, production, integration, operation and support of intelligent spaceflight sensors, payloads, instruments and equipment. We are proud of our history of solving tough challenges and mission-critical problems for customers who do not view failure as an option. Our vision is to have our products and services continue to make important contributions to successful space missions worldwide. The only definition of success that matters to Neptec is our customer’s mission success.Something looks off?