Brannon Inc. dba Smith Electric Service is a full service contracting firm providing general construction, mechanical, electr ... ical, plumbing construction for municipalities, military, institutional, industrial, penal, healthcare, and food service industries. Brannon Inc. dba Smith Electric Service provides mechanical, electrical, and plumbing engineering and design build services. Brannon Inc. dba Smith Electric Service provides mechanical, electrical, and plumbing engineering and design build services. Brannon Inc dba Smith Electric Service has a full metal fabrication facility utilizing computer controlled fabrication equipment. Brannon Inc. dba Smith Electric Service performs repair and maintenance for HVAC systems, plumbing systems, and electrical systems. read more