Real Estate Developers
Cardinal Property Management Inc
801 East 86th Avenue Merrillville, IN 46410
(219) 853-5200 cardinalpropertymanagement.com
Electric Companies
Columbia Energy Service Corporation
801 East 86th Avenue Merrillville, IN 46410
(219) 853-5200 nisource.com
Gas and Other Services-Combined
Northern Indiana Public Service CO
801 East 86th Avenue Merrillville, IN 46410
(219) 853-5200 nipsco.com
Electric Companies
Northern Indiana Public Service Company
5265 Hohman Avenue Hammond, IN 46320