Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Peter David Lahn, Practice Areas No known practice areas. is located in the city of Grinnell, the state of Iowa. Attorney legal address Grinnell Mutual Reinsurance Co.Po Box 790Grinnell, IA, 50112-0790. For more information, please call (641) 269-8333 Your comments* (not for publishing) * — Required information Peter David Lahn ← View details Grinnell Mutual Reinsurance Co.Po Box 790Grinnell, IA, 50112-0790, Grinnell, Iowa (641) 269-8333