Technical Support, Inc. has performed software engineering, hardware engineering, PCB layout, PCB assembly, electronic engineering and electronic manufacturing. We provide complete hardware and software solutions for custom computing applications. TSIâs focus is primarily in the areas of data communications and real-time computing. The firm provides custom computer solutions software, hardware design, circuit board design, layout, manufacturing, and assembly for embedded real-time systems in various categories, communications, process automation, information collection systems, and others