According to our records, this business is located at 8001 S IL Route 31 in Crystal Lake (in McHenry County), Illinois 60014, the location GPS coordinates are: 42.2135504 (latitude), -88.2873564 (longitude). Mid-States Electrical Contrs is categorized under Fire Alarm Systems and Equipment Testing (SIC code 1731). Known organization owner is Tod Althoff. Current estimates show that the unit has a sales volume of $39,600,000 and staff of approximately 300 people. You can contact the company by phone at (815) 455-7000; the following fax number is also provided: (815) 455-9792. Business website can be accessed at www.althoffind.com.