Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer William Michael Hassan, Practice Areas Employment / Labor Attorneys. is located in the city of Pittsburgh, the state of Pennsylvania. Attorney legal address Covestro LLC1 Covestro WayPittsburgh, PA, 15205-9723. For more information, please call (412) 413-5919 Your comments* (not for publishing) * — Required information William Michael Hassan ← View details Covestro LLC1 Covestro WayPittsburgh, PA, 15205-9723, Pittsburgh, Pennsylvania (412) 413-5919