Penco Electric Inc. 5 years ago ID: #157047 Listed In : Electricians 7133 N. Austin Ave, Niles, IL 60714 847-475-1231 www.pencoelectricalcontractor.com Facebook Profile Business Description Penco Electric Inc has over 25 Years experience providing Chicagoland with same day electrical services. We have Generac gas generators engineered for high efficiency available for sale. Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : electrical services winnetka electrical services glenview generac generators sale glenview generator maintenance river forest