According to our records, this business is located at 801 W Adams St. in Chicago (in Cook County), Illinois 60607, the location GPS coordinates are: 41.8790201 (latitude), -87.647689 (longitude). Marquette Energy LLC is categorized under Commodity Brokers (SIC code 6221). Known organization member is James Heinz. You can contact the company by phone at (312) 224-2400.