- Heintz Electric Company was founded in 1948 by Charles F. Heintz. It began as a single location, electrical wholesale distributer in Quincy, Illinios. Now in it's third generation of operation, Heintz Electric Company has grown to serve a seventy mile radius of the Tri-State area and has wholesale branches in annibal, Missouri and Keokuk, Iowa with headquarters remaining in Quincy.www.heintzelectric.com