Gresham Worldwide, Inc., formerly Giga-tronics Incorporated, is engaged in designing, engineering, manufacturing, integrating, and maintaining bespoke electronics and solutions for customers around the world. The Companyâs RF Solutions include the design and manufacturing for broad portfolio of RF solutions supporting radar, missile guidance, electronic force protection/countermeasures and tactical communication applications. Its Electronic Defense include the design, engineering, and manufacturing of complete, turnkey systems for ATE of Systems Under Test (SUT) and threat scenario simulation, including missile launch, medical device calibration, and next generation RF threat emulation. Its Power Electronics and Displays include the design, manufacture and full-line value-added distribution of power supplies, power conversion and integrated displays for military and industrial applications with an emphasis in high-performance, hardened, ruggedized systems.
GIGA-TRONICS INCORPORATED 
