CompanyLocationPhoneFax
Halverson Construction Co., InSpringfield,IL 62702(217) 753-0027(217) 753-1904
Widman Construction, Inc.Godfrey,IL 62035-9998(618) 466-1036(618) 466-7984
Ramirez Diversified Services, Collinsville,IL 62234(314) 681-1769 
Bloomsdale Excavating Co., IncBloomsdale,MO 63627(573) 483-2564(573) 483-9474
Brewster Companies, Inc.Maryville,IL 62062(618) 344-4468(618) 223-1887
Samron Midwest Contracting, InMurphysboro,IL 62966(618) 687-5500(618) 687-5153
Vee-Jay Cement Contracting Co.Saint Louis,MO 63123(314) 351-3366(314) 351-5468
A1 Professional Asphalt & SealMascoutah,IL 62258(618) 660-8711 
Kinney Contractors, Inc.Raymond,IL 62560(217) 229-3322(217) 229-3609
Keller Construction, Inc.Glen Carbon,IL 62034-2915(618) 656-0033(618) 656-7134
Surmeier & Surmeier, Inc.Mascoutah,IL 62258(618) 233-1222(618) 566-2556
Kaskaskia Engineering Group, LBelleville,IL 62220(618) 233-5877(618) 233-5977
Traffic Control CompanyValley Park,MO 63088(636) 225-7800(636) 225-3460