Chair: Ingrid Swenson, TTM Technologies - Stafford Staff Liaison(s): Debora Obitz Email: deboraobitz@ipc.org Committee Charter: This Task Group is responsible for the development of technical information, guidelines and testing techniques to evaluate electroless nickel / immersion gold (ENIG) as a surface finish for printed boards and interconnecting substrates. It is responsible for developing and maintaining the IPC-4552 standard.