Electrical Consultants, Inc.
Electrical Consultants, Inc. (ECI) was founded in 1985 and is a leading electrical engineering consulting firm headquartered in Billings, Montana offering a wide range of utility/industrial power system designs from 600 volt through 500 kV, as well as communication system designs. ECI ranks among the largest of U.S. firms specializing in substations, transmission and distribution engineering services. ECI employs hundreds of experienced engineers, designers, project managers, technicians, field personnel and support staff with offices located from coast to coast.