CELEBRATING 35 YEARS
& Multi-Family Residential
NSI Electrical Contractors services encompasses everything electric, from basic wiring repair to complex industrial installations. Our family-owned company has been in business for over 35 years in the southeast Wisconsin area. NSI designs, manages, and provides electrical solutions for residential multi-family, commercial, and industrial properties.
Electrical Service & Installation for . . .
Serving Commercial, Industrial and Multi-Family Residential clients for over 35 years. NSI Electrical Contractors INC are experienced and ready to install or service your business electrical needs.