Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer John K Lassen, Practice Areas Life Insurance Attorneys. is located in the city of Wilmington, the state of Delaware. Attorney legal address J. Kai. Lassen1000 N West StWilmington, DE, 19801. For more information, please call (877) 258-3083 Your comments* (not for publishing) * — Required information John K Lassen ← View details J. Kai. Lassen1000 N West StWilmington, DE, 19801, Wilmington, Delaware (877) 258-3083