Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Mark Adam Larson, Practice Areas Environmental / Natural Resources Lawyers. is located in the city of Oakmont, the state of Pennsylvania. Attorney legal address Duquesne Light Company550 12 Th StOakmont, PA, 15139-1116. For more information, please call (412) 260-6006 Your comments* (not for publishing) * — Required information Mark Adam Larson ← View details Duquesne Light Company550 12 Th StOakmont, PA, 15139-1116, Oakmont, Pennsylvania (412) 260-6006