DARPA NASA DARPA DARPA NASA NASA NASA DARPA JHU APL Our Clients ETSI represents US and European based electronic component and value-added service providers. Our Customers ETSI LLC has supported a wide range of Hi-Rel programs for customers including: Applied Physics Laboratory (APL) Army Research Laboratory (ARL) BAE Systems DRS Fibertek General Dynamics Lockheed Martin Moog Components Group NASA Goddard NASA Langley Northrop Grumman Naval Research Laboratory (NRL) Raytheon Textron Systems formerly AAI