Smithfield Electrical Services is a licensed and insured company . With 18 years of experience we have built a commitment to quality and honest hard work. Smithfield Electrical Services is a licensed and insured company . With 18 years of experience we have built a commitment to quality and honest hard work. From residential spec homes, large multi-million dollar luxury homes, large commercial buildings to industrial projects, we have the experience and know-how to meet your needs.