PNC Financial Services Group incorporated in 1983 and is headquartered in Pittsburgh, Pennsylvania. PNC is engaged in retail banking, corporate and institutional banking, asset management and residential mortgage banking, nationally and internationally through subsidiaries. Hatzel & Buehler Pittsburgh provides on-site support services throughout PNC’s Pittsburgh headquarters, as well as their regional branch locations, with electrical power, structured cabling, systems, design and service. Hatzel & Buehler’s relationship with PNC extends beyond the Pittsburgh region and includes several other markets.