McHenry County Economic Development Corp. Back to Search McHenry County Economic Development Corp. Categories Government Offices 620 Dakota St., Unit 244 , Crystal Lake , IL , 60012 United States (815) 893-0895 (815) 893-6542 Send Email www.mchenrycountyedc.com Contacts Primary Jean Schober Vice-President Share × Print Email Facebook LinkedIn Twitter Pinterest Powered By GrowthZone